Cadillac STS Fuel and Emissions Systems

Essential Cadillac STS Fuel and Emissions Systems

Carquest Premium – Vapor Canister (Part No.CPN2033)

Vapor Canister

from

$196.99
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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ACDelco – GM Original Equipment Fuel Tank Sending Unit (Part No.E2030351006ACD)

GM Original Equipment Fuel Tank Sending Unit

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$804.53
The ACDelco GM Original Equipment Fuel Tank Sending Unit is a GM-recommended replacement for your vehicle’s original component. The Fuel Tank Sending Unit consists of a float connected to a thin, metal rod that is mounted to a resistor. Together, these components sense fluid level changes, which are reflected on the vehicle’s fuel gauge. This original equipment sending unit has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Designed with thick wiper contacts and wear pads that provide durability, especially with today’s ethanol fuels
  • Design helps eliminate complications due to worn fingers on the sensor wiper arm, sulfur contamination, and failures of wire wound sensors and/or lead sensor kits
  • GM-recommended replacement part for your GM vehicle’s original factory fuel tank sending unit
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Fuel Tank Fuel Pump Module Kit without Level Sensor, with Seal (Part No.M10200)

Fuel Tank Fuel Pump Module Kit without Level Sensor, with Seal

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$262.99
GM Genuine Parts Fuel Pump Module Assemblies are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These module assemblies help deliver fuel to your vehicle’s fuel injectors, providing a steady, reliable fuel supply to your vehicle’s engine. 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:
  • Helps provide a reliable fuel supply to your vehicle’s engine
  • Electrical connections are designed to help eliminate high resistance due to vehicle vibration
  • Designed to optimize pump life and reduce fuel pump noise
  • 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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GM Genuine Parts – High Pressure Intermediate Fuel Feed Pipe (Part No.12591197)

High Pressure Intermediate Fuel Feed Pipe

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$102.99
GM Genuine Parts Fuel Feed Lines are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These are a hose that transfers fuel from one point in the fuel system to another, this line is fed by the fuel pump and delivers the fuel through a fuel filter to either a carburetor or fuel injector. 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:
  • Directs fuel flow to optimize performance
  • 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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NTK – Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 15.8" Long, Heated, Direct Fit (Part No.24327)

Wideband Oxygen Sensor: Air-Fuel Ratio 5 Wire, 15.8" Long, Heated, Direct Fit

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$146.99
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. While conventional switching oxygen sensors only switch rich or lean, wideband oxygen (or Air-Fuel Ratio) sensors produce a linear output signal that allows the ECU determine exactly how rich or lean an engine is running and make continuous and precise adjustments of the air-fuel mixture to stay closest to stoichiometric, providing the best possible combustion and fewest emissions. A ceramics company at our core, NTK uses state-of-the art technology enabling complete control of the ceramics used in our wideband 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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ACDelco – Vapor Canister Vent Valve (Part No.22865590)

Vapor Canister Vent Valve

from

$39.99
ACDelco GM Original Equipment Vapor Canister Vent Solenoids are GM-recommended replacements for your vehicle’s original components. These solenoids communicate with the valve to open and close, allowing air to pass in and out of the vapor canister vent. These original equipment vapor canister vent solenoids have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Controls fresh air flow to the canister
  • Sends fuel vapors to the engine for re-burn
  • Helps control fuel tank pressure
  • 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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DENSO – First Time Fit Oxygen Sensor (Part No.C5010690229ND)

First Time Fit Oxygen Sensor

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$96.43
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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ACDelco – 5-Way Female Black Multi-Purpose Pigtail (Part No.PT1332)

5-Way Female Black Multi-Purpose Pigtail

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$54.99
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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ACDelco – Fuel Pressure Sensor (Part No.213-4420)

Fuel Pressure Sensor

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$121.99
ACDelco GM Original Equipment Fuel Pressure Sensors monitor the fuel pressure in your vehicle’s fuel system, and are GM-recommended replacements for your vehicle’s original components. They send fuel pressure information to the powertrain control module, which uses the data to adjust fuel delivery parameters. These original equipment fuel 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:
  • Signals the PCM to monitor fuel supplied to the engine
  • Designed to accurately monitor fuel tank pressure
  • 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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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 – Multi Purpose Relay (Part No.83A1003)

Multi Purpose Relay

from

$20.49
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

from

$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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Carquest Premium – Engine Crankshaft Position Sensor Connector (Part No.CSA4476)

Engine Crankshaft Position Sensor Connector

from

$12.99
Engine Crankshaft Position Sensor Connector

Felpro – Fuel Injector O-Ring Kit (Part No.ES 72761)

Fuel Injector O-Ring Kit

from

$17.29
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 for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Carquest Premium – Oxygen Sensor Connector (Part No.PTA2022)

Oxygen Sensor Connector

from

$48.99
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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GM Genuine Parts – Fuel Feed Pipe O-Ring (Part No.217-452)

Fuel Feed Pipe O-Ring

from

$3.49
GM Genuine Parts Multi Purpose Seals are designed, engineered, and 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
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GM Genuine Parts – Mass Airflow Sensor Gasket (Part No.15813321)

Mass Airflow Sensor Gasket

from

$11.99
GM Genuine Parts Mass Air Flow Sensor Gaskets are designed, engineered, and 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
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Dorman – Universal Fuel Line Retainer – 5/8 In. (Part No.800-041)

Universal Fuel Line Retainer - 5/8 In.

from

$12.29
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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Carquest Premium – Fuel Injector Seal (Part No.AS057)

Fuel Injector Seal

from

$10.49
Product Features:
  • Premium OE quality materials
  • Includes upper o-ring
  • Includes nylon split ring
  • Includes combustion seal
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Dorman – Pigtail -Evap. Canister Vent Valve Solenoid , Red, 2-way with Leads (Part No.645-631)

Pigtail -Evap. Canister Vent Valve Solenoid , Red, 2-way with Leads

from

$37.99
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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Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1069)

Ambient Air Temperature Sensor

from

$12.99
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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ACDelco – GM Original Equipment Vapor Canister Purge Valve (Part No.B7080352133ACD)

GM Original Equipment Vapor Canister Purge Valve

from

$52.54
The ACDelco GM Original Equipment Vapor Canister Purge Valve is a GM-recommended replacement component that provides the same performance, durability, and service life as your factory original equipment.

Product Features:
  • 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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Carquest Premium – Daytime Running Light Resistor Connector (Part No.PTA1113)

Daytime Running Light Resistor Connector

from

$29.49
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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ACDelco – Manifold Absolute Pressure (MAP) Sensor (Part No.213-796)

Manifold Absolute Pressure (MAP) Sensor

from

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

Manifold Absolute Pressure Sensor

from

$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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Helping You Find the Right Fuel and Emissions Systems for Your Cadillac STS

You love your STS. So we’ve made it easier than ever to help you find Cadillac STS Fuel and Emissions Systems in our online catalog. Our inventory holds 202 aftermarket and OEM Fuel and Emissions Systems for your Cadillac STS, ranging from $2.29 to $804.53.

We offer parts from 19 brands trusted to make quality Fuel and Emissions Systems for your Cadillac STS. Before you buy, take some time to read through customer reviews. We currently have 6,903 reviews of Cadillac STS Fuel and Emissions Systems from previous customers. Some of the top rated parts include MAP Sensor with 4.9 stars and Locking Fuel Cap: 10523, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack with 4.1 stars.

Find your STS Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Cadillac STS part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Cadillac STS

Our inventory holds Fuel and Emissions Systems for your Cadillac STS from 19 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, Felpro, and Bosch, all of which can keep that Cadillac happy.
We have Carquest parts available for your Cadillac STS in categories like Fuel Injectors. Some of the top-rated Carquest parts in these categories are:
Fuel Injector
from $54.99
(3)
Fuel Injector
Fuel Injectors

Top-Rated Carquest Premium Fuel and Emissions Systems

Leading Carquest Premium Fuel and Emissions Systems

We carry Carquest Premium brand parts for your Cadillac STS across several catalog categories, including Gas Caps. Some of our most reviewed Carquest Premium parts include:

FAQs for Cadillac STS Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Cadillac STS?

Out of 202 Fuel and Emissions Systems for the Cadillac STS, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits
Air Flow Sensor - New Actual OE Part
from $56.99
(14)
Air Flow Sensor – New Actual OE Part
Air Flow Meters and Mass Air

What are the top-rated Cadillac STS Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Cadillac STS based on customer reviews/ratings are:
MAP Sensor
from $67.05
(27)
MAP Sensor
“It was what I need for the engine light to go off.”
Tethered Locking Fuel Cap: 10509, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $30.49
(8)
Tethered Locking Fuel Cap: 10509, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“Fix real easy good customer service”