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Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2008 GMC Sierra 3500 HD SLT.
Collision
Part # GM1225320
$36.77
Dorman
Part # 800-414
$27.03
Dorman
Part # 800-409HP
$24.03
Collision
Part # GM1225316
$44.42
Sunsong
Part # 3402199
$32.13
Wehrli
Part # WCF100424-GRY
$551.94
Elring
Part # 792.640
$9.05
GPD
Part # 2411007
$58.12
Gates
Part # 23385
$52.66
GPD
Part # 2312239
$131.35
aFe
Part # 46-53161
$368.04
Dorman
Part # 800-413HP
$27.39
Gates
Part # 22437
$30.76
Standard Motor Products
Part # TX89T
$14.82
BD Diesel
Part # 1030606-DS-58
$1166.32
Dayco
Part # 72380
$57.89
Dorman
Part # 902-2081
$18.52
CSF
Part # 10551
$82.65
Wehrli
Part # WCF100646-CT
$559.23
Sinister Diesel
Part # SD-COOLFIL-6.6-01-W
$235.51
This page groups parts listed for the 2008 GMC Sierra 3500 HD SLT. 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 cooling system parts for the 2008 GMC Sierra 3500 HD SLT. 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 Wehrli, Dorman, Four Seasons, Gates, and Motorad, 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.
