Discontinued (11/22/2023)ATS Twin CP3 System for the 2002-2004 Duramax doubles the fueling capability when running large tunes and bigger injectors. T..
Dont waste time trying to locate all the individual gaskets and seals needed to rebuild your LB7. Simply order one part number and have it in one box..
These head studs have a much higher strength and will not stretch like the factory bolts will. This will help keep your truck from popping head gasket..
Upgrade the valvetrain in your 2001-2016 GM 6.6L Duramax engine with the Wagler WCPC6643 Dual Valve Spring Kit With Steel Retainers. Designed to work ..
The Colt Cams C.1014.S Street/Strip Camshaft is high-performance "drop-in" replacement for your 01-10 GM 6.6L Duramax. Constructed from a brand new bi..
Compstar Xtreme Connecting Rods (Full Set of 8)Fits 2001-2016 6.6L DuramaxConservatively rated at 1000HPPart # CST6418MS0LCAXThe next step in the Comp..
This kit is a must have for any high performance Duramax! The ARP main stud kit keeps your mains from walking and fretting by clamping down on them.In..
The XDP Pushrods 3/8" Street Performance XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The factory pushrods in yo..
The Sportsman Pump starts out life as a brand new, LBZ-based Bosch CP3 (this means no core pump is required on your part). Exergy then outfits it with..
Replace the water pump on your 2001 to 2005 Duramax Silverado or Sierra truck with this kit that includes all the gaskets and seals to do the job righ..
Over time and miles the injectors become heavily coated with carbon between the tip and sleeve causing them to stick together. When using a factory to..
Use our improved lower valve cover bolt kit with a hex bolt instead of the allen head bolt that is sometimes hard to get a socket or wrench on. By usi..
Water pumps are common wear items not only in Duramax trucks but in all vehicles. A failing pump can cause catastrophic damage if not taken care of ea..
This is the rear output seal for NP261XHD and NP263XHD transfer cases with an integrated boot.What is a Transfer Case "Pump Rub" Failure?GM transfer c..
The Merchant Automotive Deluxe Seal kit for the NP263XHD includes all the seals used throughout the transfer case to complete the proper reassembly af..
The Merchant Automotive Deluxe Bearing and Seal kit for the NP263XHD includes all the bearings and seals throughout the transfer case as well as low r..
The Merchant Automotive 263XHD Snap Ring Kit includes all ten snap rings required when replacing the snap rings inside the 263XHD transfer case during..
Whether you are finishing off your Allison transmission rebuild or having to replace your factory rear adapter housing, this direct replacement adapte..
The Alliant AP0052 Head Gasket is a direct replacement for your 2001-2010 GM 6.6L Duramax. Alliant Power provides OEM quality, without the OEM price. ..
Replace your damaged or inoperative Duramax PCV valve with this all in one service kit from DHD. As your truck ages these diaphragms swell and distort..
Fits: 2001-2005 GM 6.6L Duramax LB7/LLYThis Mahle C32062 Water Pump Gasket is the perfect component for replacing your water pump gasket in your 2001-..