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Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2018 GMC Yukon XL SLT.
Royal Purple
$90.18
Yukon Gear & Axle
$1097.89
Granatelli Motor Sports
$293.27
Fel-Pro
$63.76
Fel-Pro
$18.51
Granatelli Motor Sports
$738.15
Granatelli Motor Sports
$246.14
COMP Cams
$239.69
Granatelli Motor Sports
$254.51
Nitrous Express
$1073.72
Fel-Pro
$11.34
Nitrous Express
$1174.52
ICON
$67.53
Mahle
$99.28
Yukon Gear & Axle
$247.89
Yukon Gear & Axle
$32.18
ICON
$57.72
Volant
$149.99
aFe
$546.87
Yukon Gear & Axle
$215.89
This page groups parts listed for the 2018 GMC Yukon XL 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 engine & drivetrain parts for the 2018 GMC Yukon XL 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 Fel-Pro, Yukon Gear & Axle, Granatelli Motor Sports, COMP Cams, and FTI Performance, 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.
