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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
Thoroughbred Sku #: ATP1003
Manufacturer Sku #: 1003
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The APP 5.9L Race Plug replaces the stock pressure relief valve. This valve helps maintain fuel rail pressure during heavy engine load conditions. It eliminates potential low fuel rail pressure DTC codes P0148 & P0192 & P0087. Made in America from 304 stainless steel. Warning: This is a "Race Only" product section used solely for competition. Its use is limited to closed-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws.