Mahle OE GMC Trk 6.6L V8 Duramax Diesel 2001-2005 Left Hand Piston Piston Set (Set of 4) - 2243451

MAHLE(R) pistons are OE quality and have the same great OE features such as compensated ring grooves to assure proper ring loading and oil control, as well as expansion controlled designs for small fitting clearances to reduce engine noise, wear, emissions, and improve oil control. MAHLE offers pistons ready for installation with mounted piston rings, with pin and clips included for the convenience of the engine builder. MAHLE is one of the largest OE piston manufacturers in the world.