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Thoroughbred Diesel has been your online performance headquarters since 2002. We know how to get the most performance out of your pickup truck and offer all of today's most popular diesel performance products.
Brakes
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Electrical Components
Engine Components
Exterior Replacement Parts
Filters
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Interior Replacement Parts
Oil Pumps
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Thoroughbred Diesel offers OEM and diesel stock parts for your diesel pickup truck. At Thoroughbred Diesel, you can buy stock diesel replacement parts such as injectors, fuel pumps, ball joints, track bars, turbos, and more for your diesel truck.
Injection Pump
Injector
Turbo Charger
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Make heads turn with custom truck accessories from Thoroughbred Diesel.
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Thoroughbred Sku #: CUM3973512 Manufacturer Sku #: 3973512
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$5.95
1998 - 2018 Dodge Ram 3500
1999 - 2018 Dodge Ram 2500
2008 - 2018 Dodge Ram 4500
2008 - 2018 Dodge Ram 5500
Product Name: Cummins Engine Oil Cap O-Ring - 1998.5-2018 Dodge Cummins 5.9L/6.7L Manufacturer: Cummins Manufacturer Part #: 3973512 Thoroughbred Diesel Part #: CUM3973512 Fitment Notes: 1998.5-2018 Dodge Cummins 5.9L/6.7L
Cummins 3973512 Engine Oil Cap O-Ring for 1998.5-2018 Dodge Cummins 5.9L/6.7L diesels. Cummins OE replacement parts deliver legendary reliability that is unmatched. For a long service life, each part is made from only the highest quality materials. Cummins OE parts provides you with one of the most reliable and trusted names in the diesel industry.
Cummins Engine Oil Cap O-Ring Features: