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Choose your trim in My Garage to confirm exact fit.
Exact-fit parts for the 2021 Ram 2500 Limited Longhorn.
Royal Purple
Part # 26301
$125.94
Royal Purple
Part # 80456
$117.00
LIQUI MOLY
Part # 22083
$408.46
K&N
Part # HP-1017
$17.99
K&N
Part # SO-4003
$17.00
Sealed Power
Part # 224-15096
$60.48
LIQUI MOLY
Part # 20424
$199.16
Royal Purple
Part # 26300
$102.27
Royal Purple
Part # 06301
$125.94
LIQUI MOLY
Part # 20020
$219.84
Standard Motor Products
Part # OCK4
$654.52
Bosch
Part # 3520
$12.01
K&N
Part # HP-4003
$25.47
Bosch
Part # 72250WS
$11.61
aFe
Part # 44-LF012-MB
$72.93
LIQUI MOLY
Part # 20440
$174.67
LIQUI MOLY
Part # 20034
$178.84
Hengst
Part # H98W
$10.25
LIQUI MOLY
Part # 20032
$61.73
Dorman
Part # 987-010
$43.93
This page groups parts listed for the 2021 Ram 2500 Limited Longhorn. 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 oil & fluids parts for the 2021 Ram 2500 Limited Longhorn. 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 LIQUI MOLY, Royal Purple, Dorman, Standard Motor Products, and aFe, 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.
