1998 Cadillac Eldorado Fuel and Emissions Systems

Name: 6-Way Female Black Multi-Purpose Pigtail
Brand: ACDelco
SKU: PT787
Price: 56.99 USD

Below you will find various in-demand Cadillac Fuel and Emissions Systems, components and accessories for your 1998 Eldorado. Advance Auto Parts has popular Eldorado parts like Fuel Pumps, Air Flow Sensors, Oxygen Sensors and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other Eldorado model years including 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002 and more. Select a category of 1998 Cadillac Eldorado Fuel and Emissions Systems below and start saving instantly.

Popular 1998 Cadillac Eldorado Fuel and Emissions Systems Categories

Air- Fuel Ratio Sensors

Fuel Tank Cleaning Kits

Air Flow Meters and Mass Air

Gas Caps

Fuel Pumps

Oxygen Sensors

Vapor Canister Purge Valves

Fuel Injection Pressure Sensors

MAP-Barometric Pressures

Manifold Air Pressure Sensors

Canister Purge Solenoids

Ambient Air Temperature Sensor Connectors

Fuel Tank Pressure Sensors

Pressure Regulators

Air Charge Temperature Sensors

Ambient Air Temperature Sensors

Fuel Injector O-Ring Kits

Fuel Tank Straps

Fuel Pressure Regulator Kits

Fuel Tank Lock Rings

Secondary Air Injection Relays

Fuel Injector Connectors

Mass Air Flow Sensor Connectors

Fuel Line Connectors

Oxygen Sensor Connectors

Fuel Pump and Engine Oil Pressure Indicator Switches

EGR Valve Gaskets

Fuel Pump Harness Connectors

EGR Valve Connectors

Manifold Absolute Pressure Sensor Seals

Fuel Cap Tester Adapters

Fuel Sender Connectors

Fuel Pump Harness

Essential Fuel and Emissions Systems for 1998 Cadillac Eldorados

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$56.99

ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$49.49

Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$56.25

The ACDelco GM Original Equipment Engine Coolant Temperature Sensor monitors the engine temperature, and is a GM-recommended replacement for your vehicle’s original component. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. This original equipment engine coolant temperature sensor has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Undergo the same stringent testing process as the original part
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$38.99

CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$36.49

Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.

Product Features:

Unit is designed to OE fit, form and function requirements accomplished by leveraging our expertise
Direct fit ensures safe, secure fuel tank installation
Product individually packaged and labeled to help reduce product damage prior to installation
Industry leading coverage on straps for plastic tanks

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$201.14

For more than a century, Delphi has been making the parts cars are born with. Delphi is proud of its OE heritage, and over the years they have used that experience to expand into a global aftermarket supplier.

Product Features:

Corrosion resistant housing material
Premium materials for longer service life
Meets or exceeds OEM specifications

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$67.05

Driveworks® offers a line of aftermarket parts and accessories that are commercially acceptable and competitively priced, which provides professional technicians and DIYers with an affordable alternative for repairs.

Product Features:

Direct-fit OE replacement ensures ease of installation
Designed to meet OE performance
As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need

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$43.99

ACDelco GM Original Equipment Vapor Canister Purge Valves are GM-recommended replacements for your vehicle’s original components. The purge valve controls the flow of fuel vapor from the vapor canister to the intake manifold. These original equipment vapor canister purge valves have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Controls vapor flow from canister to engine
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$81.99

100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:

Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
Quiet operation, no audible regulator noise
Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
Consistent and predictable fuel pressure throughout system range of control provides great drivability

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$116.99

The Evaporative Emission System is designed to control fuel vapors in the vehicle fuel storage system to prevent any release of fuel vapors into the atmosphere. In a normally operating system, released vapors from the fuel storage tank will be directed into an on-board charcoal canister via a piping system and control valves. Under the most ideal engine operating condition, the vapors will be pulled into the engine to be burned during the normal combustion process.

Product Features:

Application matched components ensure the vehicle will be returned to like new condition.
Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
Features application specific mounting bracket and accessories as the dealer purchased part provides ease of installation.
Canister carbon volume equal to original equipment providing maximum hydrocarbon emission control.

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$74.93

Denso First Time Fit oxygen sensors are constructed of the highest quality materials available. High-quality stainless steel, porous polytetrafluoroethylene (PTFE), fluorine rubber, aluminum oxide, high-grade platinum and ceramics are used in each DENSO sensor.

Product Features:

SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.

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$44.99

Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

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$31.49

ACDelco GM Original Equipment Fuel Pump and Engine Oil Pressure Indicator Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:

Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$28.99

Make better electrical repairs and accessory installations with this versatile and durable pigtail connector. It allows quick circuit disconnections for service, and is engineered for reliable performance.

Product Features:

Professional appearance – this electrical pigtail is designed for a clean, professional look when installed.
Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$53.99

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$17.99

100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:

Each wire harness is designed to meet or exceed the performance of the original unit
Engineered with the same stringent standards applied to the parts we make for the top global OEMs
Delphi wire harnesses are designed and reliably work for the life of your fuel system

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$68.99

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$24.49

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$34.99

An ACDelco Professional, premium aftermarket Engine Coolant Temperature Sensor is a high quality replacement for many vehicles on the road today. It monitors the engine temperature. The engine temperature signal is used by the engine control module to adjust the air/fuel mixture and ignition timing. This premium aftermarket replacement engine coolant temperature sensor is manufactured to meet your expectations for fit, form, and function.

Product Features:

Professional, premium aftermarket replacement
Provides the performance and dependability you expect from ACDelco
Manufactured to meet expectations for fit, form, and function

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$97.99

GM Genuine Parts Oxygen (O2) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are special feedback sensors on your vehicle’s exhaust system and measure the proportion of oxygen in exhaust gases. Using this measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

Detects oxygen content in the exhaust gases to help optimize emissions
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$57.99

Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:

Professional appearance – this electrical pigtail is designed for a clean, professional look when installed.
Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
Versatile component – this connector can be used in a variety of repairs and custom installations

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$28.99

Replace only the damaged connectors instead of the entire fuel line with these direct-replacement fuel line connectors. Designed for easy installation and a precise fit, they are engineered to withstand extreme underhood conditions.

Product Features:

Direct replacement – these fuel line connectors fit and function like the vehicle’s original equipment connectors for reliable, leak-free performance.
Quality construction – manufactured from premium materials for a long service life.
Saves money – replace only the part, not the entire assembly
Excellent value – original equipment quality at a lower price

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$15.99

Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock. Made of durable materials for reliable service.

Product Features:

Direct replacement – this fuel tank sending unit lock ring is made to match the fit and performance of the original ring on specific vehicle applications
Recommended for replacement whenever the sending unit is serviced, this fuel tank sending unit lock ring securely retains the fuel pump assembly to the lock
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$24.99

Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.

Product Features:

Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$111.33

ACDelco is a global leader in automotive replacement parts and related services and offers quality aftermarket products for most makes and models, including General Motors, Ford, Chrysler, Toyota and Honda. ACDelco has over 100 years of experience in the automotive industry and is a brand of GM Customer Care and After sales, a division of General Motors.

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$59.99

CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.

Product Features:

CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.

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$2.49

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$1.99

Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:

Meets or exceeds all original equipment specifications
Application specific design to ensure a perfect fit
Engineered for the sealing repair environment
Validated for fit, form and function
Unsurpassed quality you can trust

Upgrade your 1998 Cadillac Eldorado with Top-Quality Fuel and Emissions Systems

When it comes to maintaining or upgrading your 1998 Cadillac Eldorado, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Cadillac or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your Eldorado functioning at its best. At Advance Auto Parts, we offer a wide selection of 95 Fuel and Emissions Systems for the 1998 Cadillac Eldorado, designed to meet your needs without breaking the bank. From Fuel Pump replacements to Air Flow Sensors upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.

Affordable Prices and Wide Selection

Shopping for Fuel and Emissions Systems for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Fuel and Emissions Systems for your 1998 Cadillac Eldorado at great prices. Our Fuel and Emissions Systems inventory for this model ranges from just $2.99 to $385.42, with an average price of $75.85. Our 95 Fuel and Emissions Systems in stock come from 18 trusted brands, so you’re sure to find the right part for your 1998 Cadillac Eldorado without overspending.

Top Brands and High Customer Satisfaction

Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 1998 Cadillac Eldorado, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names like DENSO, Bosch, Carquest Premium, and more. DENSO Fuel and Emissions Systems start at just $63.83 and boast an impressive 5 stars average rating from customers. Bosch and Carquest Premium also bring quality to the table, with Fuel and Emissions Systems available starting at $2.99, and at an average 5 stars rating. With 1,405 customer reviews and counting, our 1998 Cadillac Eldorado Fuel and Emissions Systems have a strong track record of reliability, ensuring you can trust your purchase.

Explore Related Parts and More

While you’re here, don’t forget to check out other essential categories that go hand in hand with Fuel and Emissions System upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants and more to make sure your 1998 Cadillac Eldorado is always ready to roll. We’re committed to providing you with everything you need to keep your Eldorado in top shape, all in one place. Start shopping confidently below for your 1998 Cadillac Eldorado!

Best-Selling Fuel Pumps for 1998 Cadillac Eldorados

Enhance the driving experience in your Cadillac with 9 quality Fuel Pump components, starting at $17.99.

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$31.49

Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$195.99

Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:

Meets or exceeds OE specifications for fit, form and function
100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
OE upgraded turbine impellers greatly reduce fuel pulsation
All fuel pumps are 100% performance tested
Includes installation gaskets or seals where applicable

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$307.99

Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
Lower amperage draws less load on vehicle’s electrical system
Part is validated, tested and matched to the right vehicle application
Always be sure to check and clean fuel tank to avoid unnecessary returns
Lower failure rates due to its innovative design and durability

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$17.99

Each wire harness is designed to meet or exceed the performance of the original unit
Engineered with the same stringent standards applied to the parts we make for the top global OEMs
Delphi wire harnesses are designed and reliably work for the life of your fuel system

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$385.42

Fuel modules are designed to provide uninterrupted flow of fuel to the engine at system pressure. Depending on customer needs, the Delphi Series 7000 Fuel Module can integrate a pump, fuel level sensor, fuel filter, reservoir with active and passive filling mechanisms, and regulator in a compact, modular package that is easy to install. The Delphi Series 7000 Fuel Module also offers an in-tank fuel filter with 10-12 µm filtration. The Delphi Series 7000 Fuel Module provides superior low fuel handling and fuel level sensing performance with its enhanced bottom reference design. It also offers reduced noise levels and improved pump durability compared to conventional fuel modules. The simplicity of design also results in lower cost. This module is targeted to meet California ZEV requirements.

Product Features:

Acetal cover can accommodate 116mm tank opening to permit integrated filter in reservoir
Single stage turbine pump provides quiet, energy efficient operation
Active reservoir-fill mechanism (high pressure jet pump) to maintain fuel supply in reservoir
Passive reservoir fill mechanism helps fill the reservoir at low-fuel volumes
High capacity filter media helps supply clean fuel to the injection system
Available serviceable in-tank fuel filter for markets with poor quality fuels

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$314.99

CARQUEST fuel pump modules offer OEM or better performance from an Original Equipment Supplier. The latest advancements in fuel delivery technology are built-in to every CARQUEST Fuel Pump to deliver greater reliability.

Product Features:

Every single pump is 100% tested throughout the entire manufacturing process for worry free, out-of-the-box performance
Triple barb hose fitting provides superior, long-lasting seal
Superior return porting for optimum fuel flow
Enhanced pump to flange harness design provides worry-free electrical performance
Ceramic sender card and float arm that utilizes vehicle-specific geometry to ensure accurate fuel gauge readings for each and every application
Gradient density, dual zone filtration designed for better contamination resistance

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$57.99

Professional appearance – this electrical pigtail is designed for a clean, professional look when installed.
Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
Versatile component – this connector can be used in a variety of repairs and custom installations

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$39.99

Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:

BAR Certified adapters
Adapter check’s a fuel cap’s ability to hold pressure.
Adapters meet EPA standards for recommended fleet coverage.
Check adapter application chart for specific makes and models

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$38.99

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

Most Popular 1998 Cadillac Eldorado Air Flow Sensors

Customize your Cadillac with 23 Air Flow Sensors products like Air- Fuel Ratio Sensors, MAP-Barometric Pressures, and Manifold Air Pressure Sensors, all priced under $114.20.

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$67.05

Direct-fit OE replacement ensures ease of installation
Designed to meet OE performance
As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need

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$89.99

ACDelco GM Original Equipment Manifold Absolute Pressure (MAP) Sensors measure intake manifold pressure, and are GM-recommended replacements for your vehicle’s original components. The MAP sensor is a part of the fuel and engine management system. Its signal is used by the engine control module along with the throttle position sensor to calculate the amount of air entering the engine so that the correct amount of fuel is injected for optimum combustion. These original equipment manifold absolute pressure sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Sends signals to the engine controls for optimal engine performance
Designed to adjust engine performance to various altitudes
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$78.99

Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

from

$65.99

CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.

Product Features:

CARQUEST MAP sensors connectors are exact OE fit to ensure the proper vacuum is maintained to prevent power loss and to minimize internal contamination.
CARQUEST MAP sensors utilize high temperature resistant seals. Damaged seals can directly impact the vehicles fuel-to-air ratio, making it less fuel efficient.
CARQUEST MAP sensors are 100% individually tested for all product functionalities including proper vacuum seal and electrical output.

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$25.99

Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTK¿s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK¿s family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:

Air Charge Temperature Sensors are designed to meet or exceed OE specifications in form, fit and function to ensure proper monitoring of air temperature entering the engine
NTK’s Engine Coolant Temperature Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper engine operating temperature.

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$75.99

Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full-line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:

NTK’s Manifold Absolute Pressure Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper manifold pressure, fuel metering and ignition timing.
The Manifold Absolute Pressure Sensor (MAP) provides manifold pressure information to the Engine Control Unit (ECU). The data is used to determine the air mass flow rate and required fuel for optimum combustion and ignition timing.

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$40.99

BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:

Our control modules feature double wire bonds for better connections, greater dependability and longer life despite being subjected to intense vibration and the tough operating environment
Copper slug heat sinks provide better heat dissipation to prevent heat from damaging the module
Our ignition modules will respond to a weak signal from the crankshaft position sensor and begin energizing the coils immediately for better starts in cold weather
High-temperature polymer housing reducing moisture intrusion and minimizes vibration damage for extended life and improved reliability
Our ignition modules are durability tested for 500 thermal cycles ranging from -40C to +125C

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$114.20

The ACDelco GM Original Equipment Oxygen (O2) Sensor is a GM-recommended replacement for your vehicle’s original component. The Oxygen (O2) Sensor is a special feedback sensor on your vehicle’s exhaust system. This sensor measures the proportion of oxygen in the exhaust gases. Using this measurement, the engine management computer can adjust the air/fuel ratio near the optimum value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. This original equipment oxygen sensor has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors. When you are looking for a match to GM Original Equipment specifications in a replacement part for your GM vehicle, trust ACDelco to get the job done.

Product Features:

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$24.49

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$61.87

The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:

OE-Equivalent.
Direct fit for easy installation.
OE Style connectors and wire lengths.
Base ceramic probe of Zirconium and Yttrium.
Patented Platinum Power Grid.

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$22.13

The FAE Engine Coolant Temperature Sensor is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:

Premium aftermarket replacement
Provides performance and dependability
Manufactured to meet OE specifications

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$58.18

Water Temp. Sensor

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$25.99

CARQUEST premium engine management products provide the right automatic transmission speed sensor for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions. Designed to meet OE quali

Product Features:

Lifecycle tested to meet or exceed OE specifications
Direct OE replacement
High strength thermoplastic is resistant to shock, temperature and chemicals. Also protects internal components from moisture and contaminants.
Global coverage for import and/or domestic applications.

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$10.99

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$109.99

Manifold Absolute Pressure Sensor

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$80.22

SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.

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$56.25

Undergo the same stringent testing process as the original part
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$39.99

ACDelco GM Original Equipment Air Charge Temperature Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. ACDelco GM Original Equipment parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

Product Features:

Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and are backed by General Motors.
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

from

$38.43

ACDelco GM Original Equipment Temperature Sensors are GM-recommended replacements for your vehicle’s original components. It senses the temperature of various liquids for a variety of components including radiator cooling fans, temperature gauges, and warning indicators. Typically, the temperature sensor sends a signal to the control module and the control module then controls the on/off function of another component. These original equipment multi-purpose temperature sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Helps keep engine operating at proper temperature
Sends accurate temperature readings to the gauge
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$34.99

Professional, premium aftermarket replacement
Provides the performance and dependability you expect from ACDelco
Manufactured to meet expectations for fit, form, and function

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$28.99

Professional appearance – this electrical pigtail is designed for a clean, professional look when installed.
Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
Durable construction – this part is made from quality materials to ensure reliable performance and long service life
Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience

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$24.99

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$13.99

GM Genuine Parts Manifold Absolute Pressure Sensor Seals are designed, engineered, & tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

Top Picks for 1998 Cadillac Eldorado Oxygen Sensors

Upgrade Cadillac Eldorados with top-quality Oxygen Sensors parts, including 13 OEM and aftermarket selections for your 1998 model.

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$39.99

Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.

Product Features:

Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
Direct Fit includes OE Connector for easy installation
Performance meets or exceeds OE specifications
True Direct-fit OE connectors and harness

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$79.99

Detects oxygen content in the exhaust gases to help optimize emissions
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$49.99

Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
Direct Fit includes OE Connector for easy installation
Performance meets or exceeds OE specifications
True Direct-fit OE connectors and harness

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$66.99

DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision built for exact replacement, and a first time fit. This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity. DENSO gives you the right part and the right fit, the first time.

Product Features:

Specifically designed to meet the increasing demands of today’s engines
100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination

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$60.99

Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
Direct Fit includes OE Connector for easy installation
Performance meets or exceeds OE specifications
True Direct-fit OE connectors and harness

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$77.99

Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
Includes Smart Link Connector, no soldering required
No special tools required for installation
Seared protection tube due to 100% functional quality test
Performance meets or exceeds OE specifications

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$70.99

Detects oxygen content in the exhaust gases to help optimize emissions
Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
GM regularly updates production and service part designs to integrate new materials and technologies

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$67.99

Specifically designed to meet the increasing demands of today’s engines
100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination

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$63.99

NTK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:

OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability

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$63.83

SUPERIOR DESIGN – Maximizes engine performance and fuel efficiency while reducing harmful emissions.
DOUBLE-PROTECTION COVER – Maintains proper unit temperature for quicker response times and protects the ceramic element against silicone and lead poisoning.
ALUMINUM-OXIDE TRAP LAYER – Keeps silicone and lead outside the ceramic element through DENSO’s exclusive design, preventing damage to the platinum electrode.
STAINLESS STEEL HOUSING – Resists corrosion and contamination with a rugged, watertight body.

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$40.99

Premium quality materials for longer service life
Sealed connections (where applicable) to prevent environmental corrosion and performance issues
Global coverage for import and/or domestic applications
OE specified wire gauge to ensure a reliable electrical connection
Designed to meet or exceed OE specifications in form, fit and function

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$77.99

OEM QUALITY: NTK is the world’s largest supplier of original equipment oxygen sensors with renowned quality that meets or exceeds OEM specifications
PRODUCT ENGINEERING: Based on OE expertise, but specifically engineered for the aftermarket, NTK Oxygen Sensors offer superior OE fit, form, function
OE TECHNOLOGY: Upgraded to the latest OE technologies, NTK Oxygen Sensors are designed to reduce OE failures, enhance durability and performance
EXTENSIVE TESTING: OE development includes vibration and thermal shock testing. Testing during manufacturing guarantees quality and reliability
EASY INSTALLATION: NTK Oxygen Sensors are equipped with OE specified, water-resistant connectors and harness accessory hardware for easy installation
ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
NTK ADVANTAGE: Superior dual-coated platinum interface and thinner ceramic element produces fastest light off and response times with best durability

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$59.74

OE-Equivalent.
Direct fit for easy installation.
OE Style connectors and wire lengths.
Base ceramic probe of Zirconium and Yttrium.
Patented Platinum Power Grid.

In-Demand Fuel Injectors for 1998 Cadillac Eldorados

Select from 12 premium Fuel Injectors parts for your 1998 Cadillac Eldorado, with prices ranging from $2.99 to $203.99.

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$61.99

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:

Designed to OE standards for ease of installation
Application-specific to ensure the proper fit and form
Precision-engineered pressure regulators for proper fuel delivery and engine performance
As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?

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$2.99

CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Each kit services one injector and includes hard to find or previously dealer-only components.

Product Features:

Premium OE quality materials
Services one injector

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$67.99

100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:

Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
Quiet operation, no audible regulator noise
Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
Consistent and predictable fuel pressure throughout system range of control provides great drivability

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$123.99

Advance Auto Parts is proud to carry all new mass air flow sensors that use high-quality components with the highest quality standards.

Product Features:

CARQUEST MAF use all new high-quality components at the highest quality standards.
Manufactured with new and advanced technology to perform, fit and function at OE specifications.
All new product that is tested with OEM equipment to OEM standards
Outperforms competition when tested in extreme environmental conditions

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$48.49

CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function. Each injector includes new external seals and O-rings.

Product Features:

Each unit is 100% tested to OE specifications
Includes new O-rings and seals made of premium OE quality materials
Includes application specific technical bulletin, where applicable

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$61.99

WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to

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$61.05

High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:

Designed to OE standards for ease of installation
Application-specific to ensure the proper fit and form
Precision-engineered pressure regulators for proper fuel delivery and engine performance
As a global manufacturer, we have complete control of the manufacturing process, from components to finished product?

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$183.99

100% new; Delphi OE Technology Validated to match the vehicle applications; Manufactured to meet or exceed OE requirements

Product Features:

Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
All parts are calibrated and tested to match the OE part
Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube.
Delphi OE technology validated to match the vehicle applications

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$203.99

CARDONE Engineered Technology ensures that all CARDONE New Mass Air Flow Sensors precisely track O.E. output curves and maintain strict tolerances to ensure accurate scan tool readings for proper operation. Every component is rated to handle a broad range of environmental conditions, including temperature and altitude.

Product Features:

All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
Components are rated to handle demanding temperature variations for optimum reliability in every environment.
Guaranteed O.E. fit and function.

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$115.99

CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:

100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle┐s engine control management system.
Components are rated to handle demanding temperature variations for optimum reliability in every environment.
As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.

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$60.99

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$56.99

Protective outer coverings help provide long-lasting durability
Color-coded wires allow for easy installation
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

Most Sold 1998 Cadillac Eldorado Gas Caps

Explore our best-selling Cadillac parts for the 1998 Eldorado among 7 OEM and aftermarket options starting from $17.79.

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$39.50

The ACDelco GM Original Equipment Fuel Cap is a threaded cap that seals your vehicle’s fuel tank filler, and is a GM-recommended replacement for your vehicle’s original component. The fuel cap has a rubber gasket that provides a liquid-tight seal to keep fuel in and water and dirt out. The cap may have a check-valve that lets air in or out depending on the air pressure inside the tank. This original equipment regular fuel cap has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:

Provides a tight seal to keep your vehicle’s fuel tank closed
A sealed fuel tank reduces vapor emissions which helps the environment
Prevents lost fuel in order to help reduce your trips to the gas station
GM-recommended replacement part for your GM vehicle’s original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

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$17.79

Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$24.99

Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$22.99

Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$24.99

Come pre-assembled for quick and easy installation.
Several fastener options to work with any fuel cap compartment configuration
Fits vehicles orginally equipped with tether
Reduces air pollution with proper sealing and venting
Manufactured from durable, long-life materials

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$20.99

None

Product Features:

Protects your fuel from theft and vandalism
Passes all state and federal emissions tests
Manufactured from durable, long-life materials
Reduces air pollution with proper sealing and venting
Independently tested for emission control

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$38.42

FUEL TANK CAP

Top-Rated Fuel and Emissions Systems Brands For Your 1998 Cadillac Eldorado

Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 1998 Cadillac Eldorados. Below you’ll find some of our best rated Fuel and Emissions Systems from DENSO, Bosch, and Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 1998 Eldorado start at just $2.99 and are rated as high as 5 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.

Popular DENSO 1998 Cadillac Eldorado Fuel and Emissions Systems

When it comes to maintaining or upgrading your 1998 Cadillac Eldorado, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. DENSO ticks all of those boxes. We offer a wide selection of DENSO Fuel and Emissions Systems, specifically designed for the 1998 Cadillac Eldorado. With over 4 DENSO brand Fuel and Emissions Systems in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $63.83, with an average price of just $69.76. Plus, with over 332 customer reviews and an average rating of 5 stars, you can trust that our DENSO Fuel and Emissions Systems will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.

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$67.99

This product is not rated

Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit

“”

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$63.83

This product is not rated

First Time Fit Oxygen Sensor

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$80.22

This product is not rated

First Time Fit Oxygen Sensor

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Popular Bosch 1998 Cadillac Eldorado Fuel and Emissions Systems

Bosch auto parts is one of the highest quality Fuel and Emissions System brands in the market. Any 1998 Cadillac Eldorado owner should feel confident when installing genuine Bosch parts in their vehicle. To ensure the best fit and performance for your 1998 Eldorado, Advance Auto Parts carries a full inventory of 6 Bosch Fuel and Emissions Systems. Plus you will be keeping your Cadillac in peak condition while saving money because prices on these Bosch Fuel and Emissions Systems range from $39.99 to $77.99, plus, with more than 153 customer reviews and an impressive 5 stars average rating, you can be confident the Fram Fuel and Emissions Systems below will deliver on both quality and value.

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$59.74

This product is not rated

Oxygen Sensor

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$39.99

(59)

Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit

“great product”

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$61.87

This product is not rated

Bosch Oxygen Sensor

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FAQs for 1998 Cadillac Eldorado Fuel and Emissions Systems

Which Fuel and Emissions Systems are best-sellers for 1998 Cadillac Eldorados?

Out of 95 Fuel and Emissions Systems that fit 1998 Cadillac Eldorados, the following parts are the top sellers:

Fuel Cap: 10836, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (18481527) – $17.79
MAP Sensor (10703810) – $67.05
Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit (18730052) – $39.99

What’s the price range for 1998 Cadillac Eldorado Fuel and Emissions Systems?

Fuel and Emissions System prices for the 1998 Cadillac Eldorado start at $2.99 and go up to $385.42 for the most premium parts.

What’s the average price of a Fuel and Emissions System for a 1998 Cadillac Eldorado?

The average price for Fuel and Emissions Systems for the 1998 Cadillac Eldorado is $75.85. Keep in mind the variety of part types within our Fuel and Emissions System category so you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Fuel and Emissions Systems for other Cadillac Eldorado model years?

Yes, we currently carry Fuel and Emissions Systems for 47 model years of Cadillac Eldorados between 1955 and 2002. Fuel and Emissions Systems are bought most frequently for the following model years: 2002, 2001, 2000, 1999, 1997, 1996, 1995, 1994, and 1993.

What are the cheapest Fuel and Emissions Systems for my 1998 Cadillac Eldorado?

The cheapest 1998 Cadillac Eldorado Fuel and Emissions Systems we carry in stock are:

Fuel Injector Seal Kit (11450036) – $2.99
EGR Valve Gasket (12568361) – $4.51
Mahle EGR Valve Gasket (11648135) – $5.84
Ambient Air Temperature Sensor (12471610) – $10.99
Fuel Tank Cleaning Kit (11692237) – $12.49

What are the top-rated Fuel and Emissions Systems that fit the 1998 Cadillac Eldorado?

Out of 1,405 reviews by customers, our 1998 Cadillac Eldorado Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 1998 Cadillac Eldorado and their top-rated products:

Idle Air Control Parts
- Fuel Injection Idle Air Control Valve (25988027) – $128.99
Air Flow Sensors
- Fuel Injection Idle Air Control Valve (25988027) – $128.99

What types of Fuel and Emissions Systems do you sell for my 1998 Cadillac Eldorado?

As of 2/5/25, these are some of the most in-demand types of Fuel and Emissions Systems for a 1998 Cadillac Eldorado:

Can I get help with 1998 Cadillac Eldorado Fuel and Emissions System orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Cadillac Fuel and Emissions Systems and more.

What is your return policy for Cadillac Eldorado Fuel and Emissions Systems?

Advance Auto Parts keeps returns simple. For new Cadillac Eldorado Fuel and Emissions Systems and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.

1998 Cadillac Eldorado Fuel and Emissions Systems

ACDelco – 6-Way Female Black Multi-Purpose Pigtail (Part No.PT787)

ACDelco – 3-Way Female Black Multi-Purpose Pigtail (Part No.PT782)

ACDelco – GM Original Equipment Engine Coolant Temperature Sensor (Part No.C6020206740ACD)

Carquest Premium – Repair Harness (Part No.PTA2221)

Spectra Premium – Fuel Tank Strap (Part No.ST67)

Delphi – Delphi Idle Control Valve (Part No.C4030207783DEL)

Driveworks – MAP Sensor (Part No.31424)

ACDelco – Air Injection Valve (Part No.214-565)

Delphi – Fuel Injection Pressure Regulator (Part No.FP10003)

Carquest Premium – Vapor Canister (Part No.CPN1933)

DENSO – First Time Fit Oxygen Sensor (Part No.C5010112438ND)

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1019)

ACDelco – Engine Oil Pressure Switch (Part No.D1836A)

Dorman – PIGTAIL (Part No.645-158)

Carquest Premium – Oxygen Sensor Connector (Part No.PTA1517)

Delphi – Fuel Pump Wiring Harness (Part No.FA10003)

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve (Part No.EGC1252)

Carquest Premium – Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Connector (Part No.PTA1107)

ACDelco – Engine Coolant Temperature Sensor (Part No.213-4396)

GM Genuine Parts – Oxygen Sensor: 4 Wires, 254.4 mm Long, Heated, Exact Fit (Part No.AFS73)

Dorman – Fuel Sender Connector (Part No.645-300)

Dorman – 5/16 In. Quick Connector, 90 Degree w/ 18 In. of 5/16 In. Nylon Tube and a Union (Part No.800-060)

Carquest – Fuel Tank Lock Ring (Part No.579-054)

Carquest Premium – Locking Fuel Cap: 10506, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10506)

ACDelco – Evaporation Pres Sensor (Part No.E2070451781ACD)

Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECE1303)

Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1003)

Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.70978)

ACDelco – Engine Oil Pressure Switch (Part No.D1836A)

Carquest Premium – Fuel Pump Module Assembly: Fuel Pump, Sending Unit, Wiring Harness and Strainer (Part No.M2246714)

Delphi – Fuel Pump Module Assembly: With Float Arm, Seal, Splices, Wire Harness (Part No.FG0118)

Delphi – Fuel Pump Wiring Harness (Part No.FA10003)

Delphi – Fuel Pump Assembly (Part No.E30011673281DEL)

Spectra Premium – Module Assembly; Includes Pump, Sender, Float, Strainer and Reservoir (Part No.SP3974M)

Dorman – Fuel Sender Connector (Part No.645-300)

Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Carquest Premium – Repair Harness (Part No.PTA2221)

Driveworks – MAP Sensor (Part No.31424)

ACDelco – Manifold Absolute Pressure (MAP) Sensor (Part No.213-796)

ACDelco – 6-Way Female Black Multi-Purpose Pigtail (Part No.PT246)

Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECC1011)

NTK – Multi-Purpose Temperature Sensor (Part No.EF0008)

NTK – Manifold Absolute Pressure Sensor (Part No.MA0097)

Carquest – Air Charge Temperature Sensor Connector (Part No.PT187)

ACDelco – GM Original Equipment Oxygen Sensor (Part No.C5010322339ACD)

Carquest Premium – Exhaust Gas Recirculation (EGR) Vacuum Regulator Solenoid Connector (Part No.PTA1107)

Bosch – Bosch Oxygen Sensor (Part No.C5010126269BOS)

FAE – Engine Coolant Temperature Sensor (Part No.C6020175714FAE)

ACDelco – Water Temp. Sensor (Part No.C6020581131ACD)

Carquest Premium – Air Charge Temperature Sensor (Part No.ECA1198)

Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1537)

GM Genuine Parts – Manifold Absolute Pressure Sensor (Part No.19418808)

DENSO – First Time Fit Oxygen Sensor (Part No.C5010112320ND)

ACDelco – GM Original Equipment Engine Coolant Temperature Sensor (Part No.C6020206740ACD)

ACDelco – Air Cleaner Temperature Sensor (Part No.25171651)

ACDelco – GM Original Equipment Air Cleaner Temperature Sensor (Part No.C6000339701ACD)

ACDelco – Engine Coolant Temperature Sensor (Part No.213-4396)

Dorman – PIGTAIL (Part No.645-158)

Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1144)

GM Genuine Parts – Manifold Absolute Pressure Sensor Seal (Part No.16194007)

Bosch – Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit (Part No.13444)

GM Genuine Parts – Oxygen Sensor: 4 Wires, 249.4 mm Long, Heated, Exact Fit (Part No.AFS109)

Bosch – Oxygen Sensor: 4 Wire, 21.65" Long, Heated, Exact Fit (Part No.13029)

DENSO – Oxygen Sensor: 4 Wire, 15.35" Long, Heated, Exact Fit (Part No.234-4018)

Bosch – Oxygen Sensor: 4 Wire, 15.24" Long, Heated, Exact Fit (Part No.13474)

Bosch – Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal Fit (Part No.15732)

GM Genuine Parts – Oxygen Sensor: 2 Wires, Heated, Exact Fit (Part No.AFS98)

DENSO – Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit (Part No.234-4025)

NTK – Switching Oxygen Sensor: 4 Wire, 15.25" Long, Heated, Direct Fit (Part No.21539)

DENSO – First Time Fit Oxygen Sensor (Part No.C5010118192ND)

Carquest Premium – Inline Connector (Part No.PTA1295)

NTK – Switching Oxygen Sensor: 4 Wire, 16.75" Long, Heated, Direct Fit (Part No.21544)

Bosch – Oxygen Sensor (Part No.C5010377253BOS)

Carquest – Fuel Injection Pressure Regulator (Part No.23045)

Carquest Premium – Fuel Injector Seal Kit (Part No.AS017)

Delphi – Fuel Injection Pressure Regulator (Part No.FP10016)

Carquest Premium – Mass Air Flow Sensor (MAF) – 100% NEW (Part No.MQ6257)

Carquest Premium – Remanufactured Fuel Injector (Part No.A211-1483)

Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1051)