2003 Jeep Liberty Fuel and Emissions Systems

Essential 2003 Jeep Liberty Fuel and Emissions Systems

Carquest Premium – Evaporative Emissions System Leak Detection Pump (Part No.VDC1006)

Evaporative Emissions System Leak Detection Pump

from

$32.99
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.
See More

Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPA1087)

Vapor Canister Purge Solenoid

from

$77.99
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.
See More

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
See More

Delphi – Fuel Transfer Unit (Part No.FT4015)

Fuel Transfer Unit

from

$223.99
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:
  • Meet or exceeds OE requirements
  • Transfers fuel within the tank
  • Does not include primary fuel pump
See More

Delphi – Idle Control Valve (Part No.C40301346098DEL)

Idle Control Valve

from

$129.90
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
See More

NTK – Switching Oxygen Sensor: 4 Wire, 13.5" Long, Heated, Direct Fit (Part No.23142)

Switching Oxygen Sensor: 4 Wire, 13.5" Long, Heated, Direct Fit

from

$40.99
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
See More

Dorman – Fuel Tank Filler Neck (Part No.577-141)

Fuel Tank Filler Neck

from

$129.99
Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.

Product Features:
  • Direct replacement – this fuel filler neck is made to match the original equipment on specific vehicles
  • Durable construction – made of corrosion-resistant materials to reduce future failure potential
  • Regulatory compliant – built to meet emission and inspection standards
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
See More

MAHLE Original – EGR VALVE GASKET (Part No.G31321)

EGR VALVE GASKET

from

$4.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
See More

Carquest Premium – A/C Compressor Cut-Out Relay Connector (Part No.PTA1292)

A/C Compressor Cut-Out Relay Connector

from

$15.79
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
See More

Dorman – Fuel Vapor Leak Detection Pump Filter (Part No.310-260)

Fuel Vapor Leak Detection Pump Filter

from

$66.99
This evaporative emissions system leak detection pump filter is designed to match the fit and function of the original filter on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this evaporative emissions system leak detection pump filter is designed to match the fit and function of the original filter on specified applications
  • Restores functionality – reliable replacement for an original part that has failed due to clogging
  • 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
See More

Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECE1031)

Manifold Absolute Pressure Sensor (MAP)

from

$79.99
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.
See More

NTK – Air Charge Temperature Sensor (Part No.AJ0019)

Air Charge Temperature Sensor

from

$27.99
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 Air Charge Temperature Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper monitoring of air temperature entering the engine.
  • The Air Charge Temperature Sensor is used by the Engine Control Unit (ECU) to measure air density for fuel mixture control, which allows it to make continuous adjustments to the engine’s air / fuel mixture for maximum fuel efficiency.
See More

Carquest Premium – Fuel Injector Seal Kit (Part No.AS040)

Fuel Injector Seal Kit

from

$5.29
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
See More

Carquest Premium – Oxygen Sensor Connector (Part No.PTA3304)

Oxygen Sensor Connector

from

$63.99
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.
See More

NTK – NTK Oxygen Sensor (Part No.C5010299269NTK)

NTK Oxygen Sensor

from

$69.25
NTK is the world’s largest supplier and manufacturer of original equipment oxygen sensors. NTK oxygen sensors meet or exceed original equipment specifications and are equipped with waterproof factory fitted connectors to ensure a perfect fit every time. Every NTK oxygen sensor is individually tested to ensure the highest level of quality and reliability.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • Extensively Tested During Manufacture to Guarantee Quality and Reliability
  • Supplied With a Factory-Fitted OEM Connector for Easy Installation
See More

Carquest Premium – 4WD Indicator Light Switch Connector (Part No.PTA1174)

4WD Indicator Light Switch Connector

from

$35.49
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
See More

Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1026)

Ambient Air Temperature Sensor

from

$24.99
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.
See More

Felpro – Fuel Injection Throttle Body Mounting Gasket (Part No.61214)

Fuel Injection Throttle Body Mounting Gasket

from

$3.29
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
See More

Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$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
See More

Felpro – Fuel Injector O-Ring Kit (Part No.ES 70599)

Fuel Injector O-Ring Kit

from

$7.49
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
See More

NTK – Manifold Absolute Pressure Sensor (Part No.MA0115)

Manifold Absolute Pressure Sensor

from

$56.99
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.
See More

Carquest Premium – Keyed Alike Locking Fuel Cap (Part No.17512)

Keyed Alike Locking Fuel Cap

from

$17.49
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
  • Manufactured from durable, long-life materials
  • Independently tested for emission control
  • Passes all state and federal emissions tests
  • Reduces air pollution with proper sealing and venting
See More

Bosch – Port Fuel Injector (Part No.C10001196589BOS)

Port Fuel Injector

from

$54.33
Port Fuel Injection (PFI) is the world’s most widely used system for internal combustion engines and offers many advantages for engines with a low pressure output.

Product Features:
  • Low-pressure systems are less complex and more affordable than high-pressure systems
  • Robust combustion process tolerates lower-quality fuel
  • Maintenance-friendly design reduces the overhead for system diagnostics
See More

Carquest Premium – Vapor Canister (Part No.CPN1162)

Vapor Canister

from

$176.99
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.
See More

Carquest – Window Regulator Motor Connector (Part No.PT1421)

Window Regulator Motor Connector

from

$59.99
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 Canister Purge valves meet or exceed original equipment specifications, providing confidence in every box
  • Featuring industrial grade materials for robust performance
  • All electrical connectors are 100% tested for proper mechanical and electrical fit, form and function
  • Offering thousands of high-quality pigtails & sockets for nearly every electrical job
See More

Carquest – Engine Coolant Temperature Sensor Connector (Part No.PT5750)

Engine Coolant Temperature Sensor Connector

from

$45.05
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 ignition coils use 100% pure copper windings in the primary and secondary bobbins to improve durability and provide higher resistance to internal shorts and dielectric breakdown
  • Our premium ignition coils consist of a special blended formula for the best performance, longest life and better heat dissipation
  • A full E-Lam core of silicon steel and solid brass high voltage terminals protects against corrosion. Our ignition coils are built for maximum output voltage
  • Primary and Secondary windings feature enamel magnet wire for the highest temperature rating in the aftermarket
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
See More

Spectra Premium – Fuel Tank Straps (Includes 2 Straps) (Part No.ST230)

Fuel Tank Straps (Includes 2 Straps)

from

$52.99
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
See More

Dorman – Fuel Tank Strap Set (Part No.578-230)

Fuel Tank Strap Set

from

$53.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.

Product Features:
  • Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
See More

2003 Jeep Liberty Fuel and Emissions Systems

You count on your 2003 Jeep Liberty 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 78 Fuel and Emissions Systems ranging in price from $1.99 to $268.79, you’re sure to find everything you need for your 2003 Jeep Liberty.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 14 different brands like Carquest Premium, Felpro, and Bosch. 2003 Jeep Liberty Fuel and Emissions Systems start as low as $1.99!

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 2,194 extensive product reviews on 2003 Jeep Liberty Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Switching Oxygen Sensor: 4 Wire, 18" Long, Heated, Direct Fit with 4.1 stars and Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal with 4.3 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 2003 Jeep Liberty below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Jeep Liberty

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 2003 Jeep Liberty running right for years to come. In our inventory you’ll find brands like Carquest Premium, Felpro, Bosch, and even more.

Popular Felpro Fuel and Emissions Systems

You’ll find popular Felpro brand products across Exhaust Gas Recirculation (EGR) Parts. All are waiting to get your 2003 Jeep Liberty back on the road. Some of the top-rated Felpro products in these categories are:
EGR/EXHAUST AIR SUPPLY GASKET
from $1.99
(14)
EGR/EXHAUST AIR SUPPLY GASKET
EGR Valve Gaskets
Exhaust Gas Recirculation (EGR) Valve Gasket
from $4.29
(1)
Exhaust Gas Recirculation (EGR) Valve Gasket
EGR Valve Gaskets
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2003 Jeep Liberty, and some of our most reviewed Carquest Premium parts include:
Fuel Cap
from $17.79
(40)
Fuel Cap
Gas Caps

FAQs for 2003 Jeep Liberty Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Jeep Liberty?

Out of 78 Fuel and Emissions Systems for the 2003 Jeep Liberty, the most popular in our inventory are:
Tethered Fuel Cap
from $25.99
This product is not rated
Tethered Fuel Cap
Gas Caps
Fuel Tank Cleaning Kit
from $12.49
This product is not rated
Fuel Tank Cleaning Kit
Fuel Tank Cleaning Kits

What are the top-rated 2003 Jeep Liberty Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Jeep Liberty based on customer reviews/ratings are:
Switching Oxygen Sensor: 4 Wire, 18" Long, Heated, Direct Fit
from $53.99
(15)
Switching Oxygen Sensor: 4 Wire, 18" Long, Heated, Direct Fit
“Fit my Jeep as described.”
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
from $69.99
(12)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
“I use m,y truck daily for work, I have to have depending parts and the right parts to insure that my truck has no or very little down time. I own an e”
Switching Oxygen Sensor: 4 Wire, 13.5" Long, Heated, Direct Fit
from $40.99
(10)
Switching Oxygen Sensor: 4 Wire, 13.5" Long, Heated, Direct Fit
“Worked like a champ”