2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems

Essential 2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems

Dorman – Fuel Tank Filler Neck (Part No.577-095)

Fuel Tank Filler Neck

from

$77.99
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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Vemo – Ambient Temp Sensor (Part No.P4025360715VMO)

Ambient Temp Sensor

from

$39.84
Choosing from the comprehensive VIEROL product range means opting for outstanding quality. This is confirmed by the Q+ quality seal for parts in OEM quality MADE IN GERMANY. VIEROL AG is a leading automotive parts distributor located in Oldenburg, Germany. With the trademarks VAICO and VEMO are the service market leaders in more than 125 countries worldwide. As an internationally present automotive supplier, VIEROL AG specializes in electronic and electrical components for German and European vehicles. VIEROL AG quality brands VEMO and VAICO combine innovation and experience, technical expertise and practiced corporate values, commitment to precision and a passion for technology: the invisible, but unquestionable, optimal prerequisites for guaranteed product quality and globally recognized service. Choosing from the comprehensive VIEROL product range means opting for outstanding quality.
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Cardone New – Vacuum Pump (Part No.90-1025)

Vacuum Pump

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$182.99
CARDONE New Vacuum Pumps are backed by CARDONE Engineered Technology, which ensures that all CARDONE Select New Vacuum Pumps meet or exceed O.E. form, fit and function. CARDONE Technology is based on over 40 years of reverse-engineering expertise, where original design weaknesses are identified and corrected, resulting in premium-quality, brand-new parts you can rely on. All units adhere to strict S.A.E. specifications and are 100% tested to ensure reliable, long-lasting performance.

Product Features:
  • Units are tested 100% to ensure they are leak-free and meet vacuum performance standards
  • Engineered to meet or exceed O.E.M.performance
  • Designed for easy installation
  • Guaranteed fit and function
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Carquest Premium – Vapor Canister (Part No.CPN1442)

Vapor Canister

from

$159.99
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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Dorman – Front Fuel Tank Crossmember (Part No.926-987)

Front Fuel Tank Crossmember

from

$265.99
This frame crossmember is designed to match the fit of an original equipment crossmember on specified vehicles, and can help eliminate the need to fabricate a replacement or install a salvage yard part. It is engineered to replace a factory crossmember that has rusted or damaged from impact, and is manufactured from durable steel for a reliable repair.

Product Features:
  • Ideal replacement – this fuel tank crossmember is a direct replacement for the original crossmember that allows only the damaged part to be replaced
  • Durable construction – this crossmember is made of steel and painted in a corrosion-resistant finish for a long service life
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than replacing the frame and saves time and money required to fabricate a replacement
  • Quality tested – this crossmember has undergone vehicle try-on, material, and corrosion testing to ensure proper fit and long-lasting durability
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Bosch – Pressure regulator (Part No.0281006019)

Pressure regulator

from

$199.99
Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks.

Product Features:
  • Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks.
  • End of line testing using the exact OE test specifications.
  • Guaranteed to provide OE performance and meet all emission specifications.
  • Continuous improvement, remanufactured with the latest upgrades to components and specifications.
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Carquest – Fuel Tank Straps (Includes 2 Straps) (Part No.578-183)

Fuel Tank Straps (Includes 2 Straps)

from

$35.99
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
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Carquest Premium – Flex Fuel Cap: 10841Y, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10841Y)

Flex Fuel Cap: 10841Y, Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$24.99
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:
  • Passes all state and federal emissions tests
  • Manufactured from durable, long-life materials
  • Reduces air pollution with proper sealing and venting
  • Independently tested for emission control
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Wells Vehicle Electronics – Fuel Injection Pressure Regulator (Part No.5G1507)

Fuel Injection Pressure Regulator

from

$426.99
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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GM Genuine Parts – Passenger Side Multi-Port Fuel Injector Rail (Part No.17113695)

Passenger Side Multi-Port Fuel Injector Rail

from

$202.99
GM Genuine Parts Fuel Injector Rails 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:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • 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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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Control Solenoid (Part No.EGC1347)

Exhaust Gas Recirculation (EGR) Valve Control Solenoid

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.
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Delphi – Fuel Injection Pump (Part No.EX631050)

Fuel Injection Pump

from

$1529.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • 100% end of line tested to OE specifications in our ISO facility
  • 100% nozzle replacement means improved durability
  • 100% O-ring replacement
  • 100% wiring harness replacement results in reliable connections
  • All Delphi injection pumps are tested utilizing OE methodologies
  • All parts used in the rebuild process are Delphi validated
  • Part completely disassembled, inspected, components replaced, unit reassembled.
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Carquest Premium – Oxygen Sensor Connector (Part No.PTA1685)

Oxygen Sensor Connector

from

$34.99
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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Delphi – Fuel Pressure Regulator (Part No.C3000446165DEL)

Fuel Pressure Regulator

from

$129.49
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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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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Felpro – EGR/EXHAUST AIR SUPPLY GASKET (Part No.70895)

EGR/EXHAUST AIR SUPPLY GASKET

from

$1.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Dorman – Diesel Fuel Rail Return Line Gaskets (Part No.904-103)

Diesel Fuel Rail Return Line Gaskets

from

$24.99
This fuel injection return line gasket kit is designed to match the original components required to repair the fuel line and restore proper pressure on specified vehicles. It’s made of quality components for reliable performance.

Product Features:
  • Direct replacement – this fuel injection return line gasket kit is designed to match the original components required to repair the fuel line and restore proper pressure on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original components that are leaking or have failed
  • Durable construction – this kit is made from quality components to ensure reliable performance and a 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 – Secondary Air Injection Bypass Valve Solenoid Connector (Part No.PTA2174)

Secondary Air Injection Bypass Valve Solenoid Connector

from

$90.99
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 – Bosch Oxygen Sensor (Part No.C5010147356BOS)

Bosch Oxygen Sensor

from

$98.65
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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ACDelco – Fuel Feed Line (Part No.E5013743428ACD)

Fuel Feed Line

from

$180.22
Fuel Feed Line

Driveworks – Electrical Relay (Part No.83296)

Electrical Relay

from

$16.79
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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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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GM Genuine Parts – Fuel Injector Retainer Kit with Clip (Part No.12570620)

Fuel Injector Retainer Kit with Clip

from

$13.79
GM Genuine Parts Fuel Injector and Insulator Retainer Kits 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:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • 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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Delphi – Electric Fuel Lift Pump: 12V, With 2 Female Blade Terminals (Part No.HFP955)

Electric Fuel Lift Pump: 12V, With 2 Female Blade Terminals

from

$81.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • All pumps are functionally tested for correct operation which improves pump reliability
  • Exact fit original equipment replacements means easy installation
  • Consistent pressure at all operating temperatures results in quick start-ups.
  • Pump is designed for diesel engines and applications
  • Always check fuel filter when replacing the fuel pump
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ACDelco – GM Original Equipment Fuel Injector Pigtail Connector (Part No.C1006580911ACD)

GM Original Equipment Fuel Injector Pigtail Connector

from

$126.02
The ACDelco GM Original Equipment Fuel Injector Pigtail Connector is durable to withstand tough under-hood conditions. They are the GM recommended replacement for your GM vehicle’s original wire harness connector. This original equipment fuel injector pigtail connector is manufactured to fit your specific GM vehicle and provide the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Pigtail Connectors allow for more efficient, less costly wiring harness repairs on all GM vehicles
  • Protective outer coverings protect against even the toughest conditions
  • Wires are color coded correctly for easy installation
  • The same part as your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Designed with GM Original Equipment specification for fit, form, and function
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Felpro – EGR/EXHAUST AIR SUPPLY GASKET (Part No.71093)

EGR/EXHAUST AIR SUPPLY GASKET

from

$4.49
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
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
See More

Delphi – Fuel Injector (Part No.EX631047)

Fuel Injector

from

$494.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part.

Product Features:
  • 100% O-ring replacement
  • All Delphi injectors are tested utilizing OE methodologies
  • Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
  • No internal seal rings equals minimized leakage
  • Recessed fuel exit minimizing possible plugging
  • Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
  • Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock
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Dorman – Fuel Sending Unit Pigtail (Part No.645-221)

Fuel Sending Unit Pigtail

from

$52.99
This fuel sender connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel sender connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector 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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Popular 2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems Categories

2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems

You count on your 2003 Chevrolet Silverado 2500 HD 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 250 Fuel and Emissions Systems ranging in price from $1.79 to $1,529.99, you’re sure to find everything you need for your 2003 Chevrolet Silverado 2500 HD.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 21 different brands like Carquest Premium, Felpro, and Bosch. 2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems start as low as $1.79!

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 8,843 extensive product reviews on 2003 Chevrolet Silverado 2500 HD 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 Fuel Tank Straps (Includes 2 Straps) with 3.6 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 Chevrolet Silverado 2500 HD below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Chevrolet Silverado 2500 HD

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 Silverado 2500 HD running right for years to come. In our inventory you’ll find brands like Carquest Premium, Felpro, Bosch, 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 Chevrolet Silverado 2500 HD 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 Chevrolet Silverado 2500 HD, and some of our most reviewed Carquest Premium parts include:

FAQs for 2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Chevrolet Silverado 2500 HD?

Out of 250 Fuel and Emissions Systems for the 2003 Chevrolet Silverado 2500 HD, 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

What are the top-rated 2003 Chevrolet Silverado 2500 HD Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Chevrolet Silverado 2500 HD 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”
Fuel Tank Straps (Includes 2 Straps)
from $35.99
(34)
Fuel Tank Straps (Includes 2 Straps)
“Fit perfectly for my gmc sierra 1500”
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)”