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Water Meth Inj Kits
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.
Gaskets & Seals
Injectors & Related Items
Starters & Alternators
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.
Diesel Tips Shirts
Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Floor Mats and Liners
Spare Tire Carriers
Make heads turn with custom truck accessories from Thoroughbred Diesel.
Diamond Eye Performance
Royal Purple premium synthetic motor oil and synthetic lubricants have been designed to improve performance in all conditions and provide cleaner operation, better mileage and decreased oil change frequency. With options available for most automotive, industrial, marine, motorcycle and racing applications, Royal Purple is the obvious choice to maximize performance.
Considered the best synthetic motor oil by our customers, all Royal Purple products are created to be the best in class. Independent parties regularly report experiencing performance gains with our synthetic lubricants.
Specially designed additive technologies, such as Synerlec®, enable Royal Purple synthetic products to outperform leading synthetic and conventional lubricants. The unique chemistry of our synthetic products strengthens the base oil for improved performance.