203+ 2003 Chevrolet Silverado 3500 Fuel Injectors & Pumps Parts - Page 4

Fuel Injectors & Pumps (203 products)

BD Diesel

Part # 1724502

Choose Trim

BD Diesel 2001-2004 Chevy Duramax LB7 Premium Performance Plus Injector (0986435502)

$405.41

Aeromotive

Part # 11805

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Aeromotive Fuel Pump - Diesel 5/8in Pickup 1/2in Return

$490.85

Walker Products

Part # 17191

Fits All Trims

Walker Products 17191 Fuel Injection Fuel Rail O-Ring Kit

$23.60

Dee Zee

Part # DZ91767XB

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Deezee Universal Tanks - Auxiliary L-Shape Black Tread Aluminum (80 Gal)

$1104.18

Dee Zee

Part # DZ91754S

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Deezee Universal Tanks - L-Shape White Steel (55 Gal)

$868.17

Fleece Performance

Part # FPE-FL-LB7-18

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Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Fuel Injection Line (1 & 8)

$75.06

Fleece Performance

Part # FPE-FL-LB7-27

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Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Fuel Injection Line (2 & 7)

$75.06

GB Remanufacturing

Part # 7-005

Fits All Trims

Fuel Injector High Pressure Line

$49.25

GB Remanufacturing

Part # 8-017

Fits All Trims

Fuel Injector Seal Kit

$6.44

DeatschWerks

Part # 6-M02-4

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DeatschWerks 99-01 Chevrolet Silverado Direct Replacement Perf. Fuel Pressure Regulator - High Flow

$39.00

GMB

Part # 530-2030

Fits All Trims

Fuel Pump Module Assembly

$88.05

Dee Zee

Part # DZ91767X

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Deezee Universal Tanks - Auxiliary L-Shape Brite-Tread Aluminum (80 Gal)

$1058.32

Aeromotive

Part # 11804

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Aeromotive Fuel Pump - 01-10 Duramax Lines and Wiring

$346.41

Aeromotive

Part # 11803

Choose Trim

Aeromotive Fuel Pump - 01-10 Duramax Retro Fit Kit for 1/2in Lines

$1819.01

Aeromotive

Part # 11802

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Aeromotive Fuel Pump - Diesel Lift Pump - Universal *Pump Only

$1414.38

Wehrli

Part # WCF100023

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Wehrli 01-04 Chevrolet 6.6L LB7 Duramax Fuel Pressure Relief Valve Delete Kit

$81.60

Fleece Performance

Part # FPE-GM-FFPD-0116

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Fleece Performance 01-16 GM Duramax 2500/3500 Fuel Primer Bulb Sealing Kit

$54.39

Standard Motor Products

Part # FJ315

Fits All Trims

Fuel Injector - MFI - New

$95.32

Standard Motor Products

Part # SK68

Fits All Trims

Fuel Injector Seal Kit - TBI

$69.12

Dorman

Part # 2630311

Fits All Trims

Fuel Pump Module Assembly

$160.92

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Silverado 3500?

This page groups parts listed for the 2003 Chevrolet Silverado 3500. Some products fit every trim, while others depend on submodel, engine, drivetrain, or brake package. Use your trim in My Garage or the product page fitment check to confirm exact fit.

What fuel injectors & pumps options are available for my 2003 Chevrolet Silverado 3500?

We offer a wide selection of fuel injectors & pumps parts for the 2003 Chevrolet Silverado 3500. This page narrows the catalog to the year, make, and model; use your trim on product pages to confirm exact fit when a part only fits certain submodels.

What brands make parts for the 2003 Chevrolet Silverado 3500?

We carry parts from trusted brands including Dee Zee, Dorman, Standard Motor Products, Spectra Premium, and Delphi, plus many more. Filter by brand to find your preferred manufacturer.

How fast do 2003 Chevrolet Silverado 3500 parts ship?

Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.

What warranty do your 2003 Chevrolet Silverado 3500 parts come with?

Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.

2003 Chevrolet Silverado 3500(5,017 parts)

2003 Chevrolet Silverado 3500(5,017 parts)

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Other Chevrolet Silverado 3500 Years

Fuel Injectors & Pumps (203 products)

BD Diesel 2001-2004 Chevy Duramax LB7 Premium Performance Plus Injector (0986435502)

Aeromotive Fuel Pump - Diesel 5/8in Pickup 1/2in Return

Walker Products 17191 Fuel Injection Fuel Rail O-Ring Kit

Deezee Universal Tanks - Auxiliary L-Shape Black Tread Aluminum (80 Gal)

Deezee Universal Tanks - L-Shape White Steel (55 Gal)

Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Fuel Injection Line (1 & 8)

Fleece Performance 01-04 GM 2500/3500 Duramax LB7 Fuel Injection Line (2 & 7)

Fuel Injector High Pressure Line

Fuel Injector Seal Kit

DeatschWerks 99-01 Chevrolet Silverado Direct Replacement Perf. Fuel Pressure Regulator - High Flow

Fuel Pump Module Assembly

Deezee Universal Tanks - Auxiliary L-Shape Brite-Tread Aluminum (80 Gal)

Aeromotive Fuel Pump - 01-10 Duramax Lines and Wiring

Aeromotive Fuel Pump - 01-10 Duramax Retro Fit Kit for 1/2in Lines

Aeromotive Fuel Pump - Diesel Lift Pump - Universal *Pump Only

Wehrli 01-04 Chevrolet 6.6L LB7 Duramax Fuel Pressure Relief Valve Delete Kit

Fleece Performance 01-16 GM Duramax 2500/3500 Fuel Primer Bulb Sealing Kit

Fuel Injector - MFI - New

Fuel Injector Seal Kit - TBI

Fuel Pump Module Assembly

Frequently Asked Questions

Do these parts fit my 2003 Chevrolet Silverado 3500?

What fuel injectors & pumps options are available for my 2003 Chevrolet Silverado 3500?

What brands make parts for the 2003 Chevrolet Silverado 3500?

How fast do 2003 Chevrolet Silverado 3500 parts ship?

What warranty do your 2003 Chevrolet Silverado 3500 parts come with?