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Choose your trim in My Garage to confirm exact fit.
Fleece Performance
Part # FPE-FL-LB7-27
$75.06
GB Remanufacturing
Part # 7-005
$49.25
GB Remanufacturing
Part # 8-017
$6.44
Dorman
Part # 819-841
$386.22
GMB
Part # 530-2030
$88.05
Dee Zee
Part # DZ91767X
$1058.32
Aeromotive
Part # 11804
$346.41
Aeromotive
Part # 11803
$1819.01
Aeromotive
Part # 11802
$1414.38
Wehrli
Part # WCF100023
$81.60
Fleece Performance
Part # FPE-GM-FFPD-0116
$54.39
Standard Motor Products
Part # FJ315
$95.32
Standard Motor Products
Part # SK68
$69.12
Dorman
Part # 2630311
$160.92
Dorman
Part # 2630370
$114.82
Motorad
Part # 12410S
$17.30
Industrial Injection
Part # PDM-07020
$734.67
Dee Zee
Part # DZ91742XB
$1661.90
GB Remanufacturing
Part # 8-009
$6.05
Spectra Premium
Part # ST183
$31.43
This page groups parts listed for the 2003 Chevrolet Silverado 2500 HD. 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.
We offer a wide selection of fuel injectors & pumps parts for the 2003 Chevrolet Silverado 2500 HD. 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.
We carry parts from trusted brands including Dee Zee, Dorman, Standard Motor Products, Delphi, and Industrial Injection, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.
