Choose your trim in My Garage to confirm exact fit.

Motorad
Part # 12410S
$17.30

Dee Zee
Part # DZ91742XB
$1661.90

Dee Zee
Part # DZ91753S
$782.11

Putco
Part # 400145
$35.97

BD Diesel
Part # 1050457
$47.44

Titan Fuel Tanks
Part # 4010211
$1765.38

Titan Fuel Tanks
Part # 5410040
$1458.18


Standard Motor Products
Part # DWS2047
$35.42

Dee Zee
Part # DZ92556NS
$601.45

Fel-Pro
Part # ES73217
$14.75

Fel-Pro
Part # ES71190
$5.45


Dorman
Part # 904-484
$32.35


Dorman
Part # 578-683
$58.11


Delphi
Part # FG2248
$506.97


Delphi
Part # FG2309
$416.59


Delphi
Part # FA10029
$12.02

Wehrli
Part # WCF100276
$65.54

Aeromotive
Part # 18358
$1038.83

Aeromotive
Part # 18364
$1813.01

Dee Zee
Part # DZ91752X
$767.80
This page groups parts listed for the 2018 GMC Sierra 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 2018 GMC Sierra 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, Delphi, Standard Motor Products, Aeromotive, and Titan Fuel Tanks, 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.