2003 Chevrolet Impala Fuel and Emissions Systems

Essential 2003 Chevrolet Impala Fuel and Emissions Systems

ACDelco – GM Original Equipment Fuel Injector O-Ring Kit (Part No.C1013431798ACD)

GM Original Equipment Fuel Injector O-Ring Kit

from

$163.75
The ACDelco GM Original Equipment Fuel Injector O-Ring Kit 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 – Exhaust Gas Recirculation (EGR) Valve (Part No.41C1002)

Exhaust Gas Recirculation (EGR) Valve

from

$74.99
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 Cap Tester Adapter (Part No.12410)

Fuel Cap Tester Adapter

from

$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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Carquest Premium – Vapor Canister Vent Solenoid Connector (Part No.PTA1066)

Vapor Canister Vent Solenoid Connector

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$52.99
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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Bosch – Oxygen Sensor (Part No.C5010956268BOS)

Oxygen Sensor

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$60.55
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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GM Genuine Parts – GASKET-EGR VLV (Part No.219-304)

GASKET-EGR VLV

from

$15.99
GM Genuine Parts Gas Recirculation (EGR) Valve Cover Gaskets are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These gaskets help provide a gas-tight seal for the EGR valve, and they should be replaced whenever you service the EGR valve. 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 leak-free seal
  • Allows exhaust pollutants to enter the engine for re-burn
  • Helps the engine emission system operate properly
  • 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 – Fuel Filler Neck Assembly (Part No.574-019)

Fuel Filler Neck Assembly

from

$244.99
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
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Carquest Premium – Manifold Absolute Pressure Sensor (MAP) (Part No.ECE1192)

Manifold Absolute Pressure Sensor (MAP)

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$61.99
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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Carquest Premium – Oil Pressure Switch Connector (Part No.PTA1224)

Oil Pressure Switch Connector

from

$20.99
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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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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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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KAI – Fuel Tank Strap (Part No.TNKST48)

Fuel Tank Strap

from

$69.99
New Standard Replacement Fuel Tank Strap Kit, 37 3/4 Inch Straps, Pair

Product Features:
  • 37 3/4 Inch Straps
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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ACDelco – GM Original Equipment Vapor Canister (Part No.B7070207824ACD)

GM Original Equipment Vapor Canister

from

$316.04
The ACDelco GM Original Equipment Vapor Canister 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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Dorman – Fuel Tank O-Ring (Part No.911-245)

Fuel Tank O-Ring

from

$39.99
This fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this fuel pump tank seal is designed to match the fit and function of the original seal on specified vehicles
  • Restores functionality – reliable replacement for an original part that has failed due to fatigue or due for replacement during fuel pump tank service
  • Durable construction – recommended for replacement when the fuel pump or sensor is replaced
  • 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 – Ambient Air Temperature Sensor (Part No.WTC1157)

Ambient Air Temperature Sensor

from

$30.99
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 – Vapor Canister Purge Valve (Part No.CPA1262)

Vapor Canister Purge Valve

from

$54.99
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 – Exhaust Gas Recirculation (EGR) Valve Motor Connector (Part No.PT5511)

Exhaust Gas Recirculation (EGR) Valve Motor Connector

from

$38.99
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 distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • 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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Dorman – Help – Fuel Line Connector (Part No.55180)

Fuel Line Connector

from

$18.99
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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Delphi – Air Charge Temperature Sensor (Part No.TS10072)

Air Charge Temperature Sensor

from

$20.49
Delphi temperature sensors are built with the latest OE technology; Delphi temperature sensors use durable, one-piece design; Delphi temperature sensors are impervious to electrical noise and interference.

Product Features:
  • Delphi temperature sensors are built with the latest OE technology
  • Delphi temperature sensors are impervious to electrical noise and interference
  • Part is validated, tested and matched to the right vehicle application
  • Delphi temperature sensors feature a one-piece lead-frame design from sensing element tip to connector terminals to help eliminate internal connectors and failure points
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Carquest Premium – Idle Air Control Valve (Part No.ABA1635)

Idle Air Control Valve

from

$39.99
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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GM Genuine Parts – Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings (Part No.217-3092)

Multi-Port Fuel Injector O-Ring Kit with 16 O-Rings

from

$41.99
GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. 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 seal to prevent fuel leaks
  • Helps seal combustion chamber from the elements
  • 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 – Nylon Shield Retainer- Ford and GM (sold by each) (Part No.700-614)

Nylon Shield Retainer- Ford and GM (sold by each)

from

$0.99
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Carquest Premium – Mechanical Fuel Pump 2541135: Includes Gasket (Part No.2541135)

Mechanical Fuel Pump 2541135: Includes Gasket

from

$36.49
Carquest Premium mechanical fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Every mechanical fuel pump is 100% tested throughout the entire manufacturing process for worry-free performance. Carquest Premium mechanical fuel pumps include the installation gaskets needed for each application. Carquest Premium mechanical 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
  • Special heat-treated rocker arms and case-hardened pins to ensure lasting performance
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1004)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$7.49
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.
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ACDelco – GM Original Equipment Fuel Injection Pressure Regulator O-Ring (Part No.C3002374028ACD)

GM Original Equipment Fuel Injection Pressure Regulator O-Ring

from

$26.83
The ACDelco GM Original Equipment Fuel Injection Pressure Regulator O-Ring is a GM-recommended replacement 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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Delphi – Fuel Pressure Regulator (Part No.C3000207680DEL)

Fuel Pressure Regulator

from

$113.13
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:
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation
  • No audible regulator noise
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability.
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Carquest – Fuel Injector Connector (Part No.PT5891)

Fuel Injector Connector

from

$43.99
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 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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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPA1039)

Vapor Canister Purge Solenoid

from

$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.
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2003 Chevrolet Impala Fuel and Emissions Systems

You count on your 2003 Chevrolet Impala 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 158 Fuel and Emissions Systems ranging in price from $0.99 to $348.99, you’re sure to find everything you need for your 2003 Chevrolet Impala.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 21 different brands like Carquest Premium, Felpro, and DENSO. 2003 Chevrolet Impala Fuel and Emissions Systems start as low as $0.99!

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 4,090 extensive product reviews on 2003 Chevrolet Impala Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: 4 Wire, 15.24" Long, Heated, Exact Fit with 4.2 stars and Fuel Injection Pressure Regulator with 3.9 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 Chevrolet Impala below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Chevrolet Impala

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 Chevrolet Impala running right for years to come. In our inventory you’ll find brands like Carquest Premium, Felpro, DENSO, and even more.

Popular Delphi Fuel and Emissions Systems

You’ll find popular Delphi brand products across Fuel Pumps and Exhaust Gas Recirculation (EGR) Parts. All are waiting to get your 2003 Chevrolet Impala back on the road. Some of the top-rated Delphi products in these categories are:
EGR Valve
from $192.99
(1)
EGR Valve
EGR Valves
Fuel Injection Idle Air Control Valve
from $45.49
(1)
Fuel Injection Idle Air Control Valve
Idle Air Parts

Top-Rated DENSO Fuel and Emissions Systems


If DENSO are what you’re looking for, our inventory holds plenty. We stock DENSO brand Fuel and Emissions Systems for your 2003 Chevrolet Impala, and some of our most reviewed DENSO parts include:

FAQs for 2003 Chevrolet Impala Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Chevrolet Impala?

Out of 158 Fuel and Emissions Systems for the 2003 Chevrolet Impala, 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
MAP Sensor
from $67.05
(27)
MAP Sensor
MAP-Barometric Pressures

What are the top-rated 2003 Chevrolet Impala Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Chevrolet Impala based on customer reviews/ratings are:
Oxygen Sensor: 4 Wire, 15.24" Long, Heated, Exact Fit
from $60.99
(76)
Oxygen Sensor: 4 Wire, 15.24" Long, Heated, Exact Fit
“Fix the problem.”
Fuel Injection Pressure Regulator
from $66.99
(62)
Fuel Injection Pressure Regulator
“Perfect fit for my 2005 Montana. Comes with the oring too.”
Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit
from $39.99
(59)
Oxygen Sensor: 4 Wire, 16.54" Long, Heated, Exact Fit
“great product”