2003 GMC C4500 Topkick Fuel and Emissions Systems

Essential 2003 GMC C4500 Topkick Fuel and Emissions Systems

Carquest Premium – Fuel Injector Sleeve (Part No.AC20462)

Fuel Injector Sleeve

from

$38.49
Product Features:
  • Original equipment fit, form and function
  • Includes premium OE quality o-rings
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Cardone – Mass Air Flow Sensor (Part No.74-50026)

Mass Air Flow Sensor

from

$99.99
CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:
  • 100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
  • On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
  • All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
  • Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle’s engine control management system.
  • Components are rated to handle demanding temperature variations for optimum reliability in every environment.
  • As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
  • Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.
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Carquest Premium – Fuel Level Sensor (Part No.KBE1241)

Fuel Level Sensor

from

$251.99
Fuel Level Sensor

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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Cardone – Fuel Injection Pump (Part No.2H-101)

Fuel Injection Pump

from

$1388.99
CARDONE Remanufactured Fuel Injection Pumps are application specific pumps that expand across a variety of platforms. Our diesel injector pumps are precision wound with trimmed solenoid windings to ensure accurate and precise delivery of fuel from the electronic control module (ECU). This allows for smooth engine operation, improved fuel consumption, reduced harmful emissions, instant throttle response, and optimal fuel atomization, providing a quality product both you and your vehicle can rely on.

Product Features:
  • All gaskets, O-rings and bearings are replaced 100% to ensure optimal performance
  • Each assembled unit is individually calibrated and tested to ensure it meets or exceeds O.E.M. form, fit and function
  • All components are renewed or replaced as necessary to ensure high quality and durability
  • When applicable, improvements based on typical failure modes of original units are incorporated into the design and manufacture of replacement component parts, which translates into longer service life and less down-time for the driver
  • Guaranteed fit and function
  • Meets or exceeds O.E.M. performance
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12427)

Fuel Cap Tester Adapter

from

$34.99
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 – 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 – Fuel Injector O-Ring Kit (Part No.904-133)

Fuel Injector O-Ring Kit

from

$13.79
The components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles. They are engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged.

Product Features:
  • Direct replacements – the components in this fuel injector O-ring kit are designed to match the fit of the original O-rings on specified vehicles
  • Ideal solution – engineered to help ensure leak-free connections to the fuel injectors during service or when the rings are damaged
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Driveworks – MAP Sensor (Part No.31424)

MAP Sensor

from

$67.05
Driveworks® offers a line of aftermarket parts and accessories that are commercially acceptable and competitively priced, which provides professional technicians and DIYers with an affordable alternative for repairs.

Product Features:
  • Direct-fit OE replacement ensures ease of installation
  • Designed to meet OE performance
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
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Carquest Premium – Fuel Injector Connector (Part No.PTA1096)

Fuel Injector Connector

from

$41.99
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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Carquest Premium – Fuel Filter Base & Hand Primer Seal Kit (Part No.AC20702)

Fuel Filter Base & Hand Primer Seal Kit

from

$26.99
Product Features:
  • Premium OE quality materials
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Dorman – Diesel Fuel Filter Bleeder Screw – Nylon (Sold by each) (Part No.904-112)

Diesel Fuel Filter Bleeder Screw - Nylon (Sold by each)

from

$3.99
This diesel fuel filter bleeder screw is designed to match the fit & function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this diesel fuel filter bleeder screw matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this screw 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
  • PLEASE NOTE: Item is priced and sold by each. See store for details.
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Cardone – Fuel Injector Control Module (Part No.77-0664)

Fuel Injector Control Module

from

$714.99
CARDONE Remanufactured Fuel Injector Control Modules are engineered for quick installation and no comebacks. Each unit is engineered to meet or exceed O.E.M performance. All modules are 100% computerized tested and resolder of critical components, as well as 100% replacement of common ware components, ensuring superior electrical connections.

Product Features:
  • All modules are 100% tested with automated computerized test equipment to ensure functionality and reliable
  • 100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life
  • On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements
  • Guaranteed fit and function
  • Meets or exceeds O.E.M performance
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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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Dorman – Chrysler, GM Push Rivet (Part No.961-359D)

Chrysler, GM Push Rivet

from

$4.49
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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Dorman – Electric Vacuum Pump (Part No.904-824)

Electric Vacuum Pump

from

$220.99
This vacuum pump matches the fit and function of the original equipment pump. Made of durable materials for reliable service, this replacement pump is built to ensure reliable operation of vacuum-operated vehicle functions.

Product Features:
  • Ideal replacement – this vacuum pump matches the fit and function of the original equipment pump to restore operation of vacuum-operated functions
  • Durable construction – this vacuum pump is made of quality materials to ensure reliable performance and a long service life
  • Cost-effective solution – offers original equipment performance at competitive price
  • Quality tested – this part has undergone try-on testing to ensure a quality fit
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Carquest Premium – Fuel Injection Pressure Sensor (Part No.FPA1028)

Fuel Injection Pressure Sensor

from

$297.99
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 – Manifold Absolute Pressure Sensor (MAP) (Part No.ECE1293)

Manifold Absolute Pressure Sensor (MAP)

from

$129.99
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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Dorman – Help – Vacuum Storage Canister (Part No.47083)

Vacuum Storage Canister

from

$27.99
This vacuum reservoir 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 vacuum reservoir is designed to match the fit and function of the original part on specified vehicles
  • Ideal solution – this reservoir is a reliable replacement for an original part that is missing or damaged
  • 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 – Keyed Alike Locking Fuel Cap (Part No.17591D)

Keyed Alike Locking Fuel Cap

from

$16.79
None

Product Features:
  • Reduces air pollution with proper sealing and venting
  • 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
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Carquest Premium – Fuel Pump Module Assembly (Part No.E3697M)

Fuel Pump Module Assembly

from

$439.99
CARQUEST fuel pump modules offer OEM or better performance from an Original Equipment Supplier. The latest advancements in fuel delivery technology are built-in to every CARQUEST Fuel Pump to deliver greater reliability.

Product Features:
  • Every single pump is 100% tested throughout the entire manufacturing process for worry free, out-of-the-box performance
  • Triple barb hose fitting provides superior, long-lasting seal
  • Superior return porting for optimum fuel flow
  • Enhanced pump to flange harness design provides worry-free electrical performance
  • Ceramic sender card and float arm that utilizes vehicle-specific geometry to ensure accurate fuel gauge readings for each and every application
  • Gradient density, dual zone filtration designed for better contamination resistance
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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1070)

Fuel Injection Pressure Regulator

from

$72.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to
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Carquest Premium – Oxygen Sensor Connector (Part No.PTA1687)

Oxygen Sensor Connector

from

$47.99
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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Carquest Premium – Fuel Injector High Pressure Line (Part No.AL018)

Fuel Injector High Pressure Line

from

$94.99
A common problem on the Duramax LLY engine is contamination of the fuel fittings resulting in injector failure when serviced. Corrosion can form between the line and injector nut and fall into the injector when the line is removed or installed. Replacing the line at time of injector replacement or service is highly recommended to reduce injector failure due to contamination. CARQUEST premium fuel lines meet or exceed critical OE performance specifications for sealing and burst pressure.

Product Features:
  • Premium OE quality materials
  • Cylinder specific exact-fit geometry ensures a leak free connection
  • Precision machined fittings with corrosion resistant plating
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Carquest Premium – Remanufactured Diesel Fuel Injector (Part No.AD25033)

Remanufactured Diesel Fuel Injector

from

$428.99
CARQUEST premium remanufactured injectors are completely torn down, ultrasonically cleaned, inspected and remanufactured using premium components. Each injector is 100% tested on a sophisticated flow bench under multiple operating parameters to meet or exceed OE specifications.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes 100% replacement of nozzle to ensure accurate and precise injection under all operating parameters
  • Includes all new premium quality O-rings and seals
  • Includes copper combustion gasket
  • Includes application specific technical bulletin which highlights critical aspects of the job and offers technical tips for proper installation
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Cardone – Fuel Injector (Part No.2J-109)

Fuel Injector

from

$859.99
CARDONE Remanufactured Fuel Injectors provide an alternative plug and play solution to fuel delivery for diesel applications. All units are flow tested and balanced and replaced with new O-rings and gaskets. Each unit retains OEM duty cycle and pulse width ensuring reliable performance. All units are built to meet or exceed OEM performance, providing a quality product both you and your vehicle can rely on.

Product Features:
  • All gaskets, O-rings and bearings are replaced 100% to ensure optimal performance
  • Each assembled unit is individually calibrated and tested to ensure it meets or exceeds O.E.M. form, fit and function
  • All components are renewed or replaced as necessary to ensure high quality and durability
  • When applicable, improvements based on typical failure modes of original units are incorporated into the design and manufacture of replacement component parts, which translates into longer service life and less down-time for the driver
  • Guaranteed fit and function
  • Meets or exceeds O.E.M. performance
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MAHLE Original – Injector O-Rings (Part No.GS33500A)

Injector O-Rings

from

$6.99
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
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Carquest Premium – Fuel Injector Seal Kit (Part No.AC20552)

Fuel Injector Seal Kit

from

$35.49
Complete injector seal kit includes all necessary components to properly reseal four injectors on one bank of the Duramax LB7 engine.

Product Features:
  • Premium OE quality materials
  • Includes 4 injector body o-rings
  • Includes 4 injector fuel fitting o-rings
  • Includes 4 copper combustion seals
  • Includes 4 fuel return rail banjo bolt seals
  • Includes 1 return fitting banjo bolt seal
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2003 GMC C4500 Topkick Fuel and Emissions Systems

You count on your 2003 GMC C4500 Topkick 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 65 Fuel and Emissions Systems ranging in price from $3.99 to $1,529.99, you’re sure to find everything you need for your 2003 GMC C4500 Topkick.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 11 different brands like Carquest Premium, Motorad, and Delphi. 2003 GMC C4500 Topkick Fuel and Emissions Systems start as low as $3.99!

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 6,002 extensive product reviews on 2003 GMC C4500 Topkick Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Locking Fuel Cap with 4.3 stars and Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack with 4.6 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 GMC C4500 Topkick below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 GMC C4500 Topkick

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 GMC C4500 Topkick running right for years to come. In our inventory you’ll find brands like Carquest Premium, Motorad, Delphi, and even more.

Popular Cardone Fuel and Emissions Systems

You’ll find popular Cardone brand products across Fuel Injectors. All are waiting to get your 2003 GMC C4500 Topkick back on the road. Some of the top-rated Cardone products in these categories are:
Fuel Injector Control Module
from $674.99
(1)
Fuel Injector Control Module
Fuel Injector Control Modules

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 GMC C4500 Topkick, and some of our most reviewed Carquest Premium parts include:

FAQs for 2003 GMC C4500 Topkick Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 GMC C4500 Topkick?

Out of 65 Fuel and Emissions Systems for the 2003 GMC C4500 Topkick, the most popular in our inventory are:
Mass Air Flow Sensor (MAF) - 100% NEW
from $89.99
(2)
Mass Air Flow Sensor (MAF) – 100% NEW
Air Flow Meters and Mass Air

What are the top-rated 2003 GMC C4500 Topkick Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 GMC C4500 Topkick based on customer reviews/ratings are:
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $24.99
(32)
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“Lost old gas cap and replaced with this one, which comes with a lock (which you don’t have to use,FYI)”
MAP Sensor
from $67.05
(27)
MAP Sensor
“It was what I need for the engine light to go off.”