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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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Engine Components
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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
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Make heads turn with custom truck accessories from Thoroughbred Diesel.
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Thoroughbred Sku #: MAT10033 Manufacturer Sku #: 10033
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$13.72
2001 - 2004 Chevy Silverado 2500
2001 - 2004 Chevy Silverado 3500
2001 - 2004 GMC Sierra 2500
2001 - 2004 GMC Sierra 3500
LB7 Injector Cup O-Rings (16 Pack)Fits: 01-04 GM Duramax LB7Replace Damaged injector cup o rings to ensure no coolant contamination into the engine oil.Need a pack of 2? Click Here!