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Choose your trim in My Garage to confirm exact fit.
COMP Cams
$368.18
Fel-Pro
$5.36
COMP Cams
$1243.97
COMP Cams
$804.52
Cometic Gasket
$249.06
Cometic Gasket
$97.74
Spectra Premium
$65.32
Cometic Gasket
$131.62
Granatelli Motor Sports
$11.96
Yukon Gear & Axle
$61.89
COMP Cams
$543.48
COMP Cams
$442.84
COMP Cams
$869.81
Yukon Gear & Axle
$333.89
Fleece Performance
$20.66
Westin
$154.84
Yukon Gear & Axle
$472.89
Wehrli
$54.27
Sealed Power
$5.29
Cometic Gasket
$143.45
This page groups parts listed for the 2013 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 engine & drivetrain parts for the 2013 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 Cometic Gasket, COMP Cams, Yukon Gear & Axle, King Engine Bearings, and Fel-Pro, 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.
