1994 Mercury Topaz Fuel and Emissions Systems

Essential 1994 Mercury Topaz Fuel and Emissions Systems

Carquest Premium – Fuel Cap Tester Adapter (Part No.12410)

Fuel Cap Tester Adapter

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$15.99
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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Felpro – EGR/EXHAUST AIR SUPPLY GASKET (Part No.72649)

EGR/EXHAUST AIR SUPPLY GASKET

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$2.99
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
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Dorman – Fuel Tank Vent Rollover Valve (Part No.911-060)

Fuel Tank Vent Rollover Valve

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$27.99
This fuel tank vent valve is designed to match the fit and function of the original valve on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel tank vent valve is designed to match the fit and function of the original valve on specified vehicles
  • Restores functionality – this valve is made to fit and fully restore part functionality after the original valve fails
  • 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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Delphi – Fuel Pump Hanger Assembly: With Float Arm, Lock Ring, Seal (Part No.HP10152)

Fuel Pump Hanger Assembly: With Float Arm, Lock Ring, Seal

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$98.99
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:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
  • Metal tubes in Delphi hangers are routed so as to not contact the tank or vehicle underbody at any point eliminating noise and vibration during vehicle operation
  • Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading
  • Restores fast pressure performance and system integrity, translating to better pumping through less energy
  • Lower failure rates due to its innovative design and durability
  • Part is validated, tested and matched to the right vehicle application
  • Lower amperage draws less load on vehicle’s electrical system
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
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Dorman – Help – Fuel Sending Unit Retainer Kit (Part No.55811)

Fuel Sending Unit Retainer Kit

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$14.49
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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Carquest – Steel Fuel Tank (Part No.576-104)

Steel Fuel Tank

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$101.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.

Product Features:
  • Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
  • Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
  • Quality assured – this part has been validated to ensure a quality fit and long service life
  • Trustworthy design – backed by team of product specialists in the United States
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Dorman – Evaporative Emissions Purge Solenoid Valve (Part No.911-112)

Evaporative Emissions Purge Solenoid Valve

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$75.99
Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge valve. It is critical to the evaporative emissions system and fulfills government requirements.

Product Features:
  • Direct replacement – this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle’s evaporative emissions system
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment quality at a lower price
  • Quality tested – has undergone testing to ensure proper fit and performance
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Carquest Premium – Exhaust Gas Recirculation (EGR) Pressure Sensor (Part No.EGC2232)

Exhaust Gas Recirculation (EGR) Pressure Sensor

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$65.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Mr. Gasket – Electric Fuel Pump (Part No.12S)

Electric Fuel Pump

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$64.99
Mr. Gasket’s high performance electric fuel pump is a direct bolt-on replacement for Holley Fuel Pump. Our products are 100 percent pressure tested for guaranteed performance and reliability. Features an in-line style rotor and vane pump design and 3/8 inch NPT inlet and outlet. This lightweight pump includes mounting bracket and hardware and is universal for all carbureted engines.

Product Features:
  • Solid-state worry free electronics
  • Internal pressure regulating
  • Universal design allows for easy installation
  • No diaphragms or mechanical parts to wear out
  • They make an excellent fuel transfer pump
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Mahle – Mahle, Fuel Injector O-Ring Kit, Pack of 12 (Part No.C1013387693MAH)

Mahle, Fuel Injector O-Ring Kit, Pack of 12

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$14.95
Mahle, Fuel Injector O-Ring Kit, Pack of 12

Dorman – 5/16 In. Fuel Line Retaining Clips (Part No.800-003)

5/16 In. Fuel Line Retaining Clips

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$6.99
This fuel line clip is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this fuel line clip matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this clip is a reliable replacement for an original part that is missing or has failed due to fatigue
  • 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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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1138)

Fuel Injection Pressure Regulator

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$46.99
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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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve (Part No.EGC1664)

Exhaust Gas Recirculation (EGR) Valve

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$35.99
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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Carquest – Fuel Injector (Part No.57070)

Fuel Injector

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$73.99
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
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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Control Solenoid (Part No.EGC1053)

Exhaust Gas Recirculation (EGR) Valve Control Solenoid

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$59.99
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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Carquest Premium – Fuel Tank Lock Ring (Part No.LO1511469)

Fuel Tank Lock Ring

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$32.99
Carquest Premium fuel pump tank seals are built by Carter Fuel Systems and Agility Auto Parts, industry leaders in high-quality fuel system components. Carquest Premium offers a complete line of fuel pump tank seals covering a wide variety of North American vehicle applications. Carquest Premium fuel pump tank seals are engineered to meet or exceed all OEM specifications.

Product Features:
  • Engineered to meet or exceed all OEM specifications.
  • Precision stamped and are treated with a rust proof finish to ensure durability and strength
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Felpro – THROTTLE BODY GASKET SET (Part No.71216)

THROTTLE BODY GASKET SET

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$2.29
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 and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Secondary Air Injection Pump Check Valve (Part No.CVC1006)

Secondary Air Injection Pump Check Valve

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$27.99
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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Hitachi – Hitachi Idle Control Valve (Part No.C4030325559HIT)

Hitachi Idle Control Valve

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$84.20
The Hitachi Idle Control Valve is a high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Corrosion resistant housing material
  • Premium materials for longer service life
  • Meets or exceeds OEM specifications
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Carquest Premium – Fuel Pump Strainer FS160344 (Part No.FS160344)

Fuel Pump Strainer FS160344

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$8.49
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps 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
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DENSO – Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit (Part No.234-3000)

Oxygen Sensor: 3 Wire, 11.77" Long, Heated, Universal Fit

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$74.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; 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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Motorcraft – Fuel Pres. Reg. O-Ri (Part No.C3002374042MTR)

Fuel Pres. Reg. O-Ri

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$18.91
Fuel Pres. Reg. O-Ri

ACDelco – Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings (Part No.217-3365)

Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings

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$12.99
The ACDelco Professional Fuel Injector Seal Kit contains high quality aftermarket replacement components for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket kit contains components that are manufactured to meet or exceed 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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Carquest Premium – Coolant Temperature Sensor with Thread Sealant (Part No.WTC1015)

Coolant Temperature Sensor with Thread Sealant

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$24.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Carquest Premium – Engine Cooling Fan Motor Connector (Part No.PTA1421)

Engine Cooling Fan Motor Connector

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$13.99
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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DENSO – Original Equipment Quality Fuel Pump & Strainer Kit (Part No.950-3010)

Original Equipment Quality Fuel Pump & Strainer Kit

from

$98.99
As the innovator and leader in fuel supply technology, DENSO has conducted superior testing and inspection processes to insure the highest quality fuel supply product. Don’t be fooled by imitations – look for the DENSO name to be sure you’re getting the b

Product Features:
  • First Time Fit
  • Built to DENSO Original Equipment Standards
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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Carquest – Exhaust Gas Recirculation (EGR) Sensor Connector (Part No.PT771)

Exhaust Gas Recirculation (EGR) Sensor Connector

from

$19.05
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 knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions
  • Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range
  • All units are 100% tested using an accelerometer vibration test to ensure trouble-free operation
  • Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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1994 Mercury Topaz Fuel and Emissions Systems

You count on your 1994 Mercury Topaz to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 116 Fuel and Emissions Systems ranging in price from $2.24 to $368.99, you’re sure to find everything you need for your 1994 Mercury Topaz.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 20 different brands like Carquest Premium, Motorcraft, and Bosch. 1994 Mercury Topaz Fuel and Emissions Systems start as low as $2.24!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 1,653 extensive product reviews on 1994 Mercury Topaz Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: 4 Wire, 15.43" Long, Heated, Exact Fit with 4.6 stars and Oxygen Sensor: 4 Wire, 10.63" Long, Heated, Exact Fit with 4.5 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 1994 Mercury Topaz below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 1994 Mercury Topaz

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1994 Mercury Topaz running right for years to come. In our inventory you’ll find brands like Carquest Premium, Motorcraft, Bosch, and even more.

Popular MAHLE Original Fuel and Emissions Systems

You’ll find popular MAHLE Original brand products across Fuel Injectors. All are waiting to get your 1994 Mercury Topaz back on the road. Some of the top-rated MAHLE Original products in these categories are:
Gasket
from $3.49
(3)
Gasket
Fuel Injector Gaskets

FAQs for 1994 Mercury Topaz Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 1994 Mercury Topaz?

Out of 116 Fuel and Emissions Systems for the 1994 Mercury Topaz, the most popular in our inventory are:
O2 Sensor
from $71.99
(1)
O2 Sensor
Oxygen Sensors

What are the top-rated 1994 Mercury Topaz Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 1994 Mercury Topaz based on customer reviews/ratings are:
Oxygen Sensor: 4 Wire, 15.43" Long, Heated, Exact Fit
from $59.99
(129)
Oxygen Sensor: 4 Wire, 15.43" Long, Heated, Exact Fit
“Finally engine light out”
Locking Fuel Cap: 10504, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $21.79
(50)
Locking Fuel Cap: 10504, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“works as expected and easy to use the key to unlock the gas cap. No hassle use.”