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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.
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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.
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Thoroughbred Sku #: DOR904-120 Manufacturer Sku #: 904-120
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$41.95
2001 - 2004 Chevy Silverado 2500
2001 - 2004 Chevy Silverado 3500
2001 - 2004 GMC Sierra 2500
2001 - 2004 GMC Sierra 3500
Product Name: Dorman Products Injector Cup And O-Rings 2001-2004 GMC 2500/3500 Duramax 6.6L Manufacturer: Dorman Products Manufacturer Part #: 904-120 Thoroughbred Diesel Part #: DOR904-120
The Dorman 904-120 Injector Cup & O-Rings are an affordable solution to replacing the Injector Cups in your 2001-2004 GM 6.6L Duramax LB7. Damaged Injector Cups can cause leaks that can cause engine damage. Dormans Fuel Injector Cup is manufactured from high-quality materials for a long service life.