Find complete Crate Engines to O-rings and gaskets for your 2004.5-2005 GM 2500HD/3500HD available at XDP! Under the Rotating Assembly section, you'll find the crankshaft, connecting rods, piston, and bearings you'll need to rebuild your engine. Stock engine components may need to be upgraded to support major performance modifications. The Engine Gaskets & Seals section will have head gaskets to oil pan gaskets and everything in between that you need to button up your engine. The Front Cover and Belt & Accessory Drive sections contain engine components for the front of your engine. The Sensors & Electrical section has parts that can be used to replace a faulty MAP sensor, camshaft position sensor, or injector pigtail.
Find the oil pump or oil cooler you need from XDP, Dorman and Bullet Proof Diesel for your vehicle in the Oil System Components section to keep your engine well lubricated. Increase the airflow going into your Engine when you install a high-flow Intake Manifold from XDP, Banks Power, or AFE. Replace your vehicle's valvetrain with a new camshaft, pushrods, valve springs, and retainers from XDP, Hamilton, and Colt Cams. Engine Dress-Up parts from XDP and many other brands will allow you customize your engine to set your truck apart. Check out the XDP website for a huge selection of enhanced diesel engine parts from some of the industry's best manufacturers! Fleece Performance, Powerstroke Products, and ProMaxx offer bare and complete cylinder heads to replace your vehicle's warped or cracked head.