MAHLE Original 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. PartNumber : mhl2243861WR Description : Engine Piston Set 2005-2010 Chrysler 300 C SRT8 V8.6059cc Engine Components::Piston Sets - Cast - 8cyl 2008-2010 Dodge Challenger SRT8 V8.6059cc Engine Components::Piston Sets - Cast - 8cyl 2006-2010 Dodge Charger SRT8 V8.6059cc Engine Components::Piston Sets - Cast - 8cyl 2006-2008 Dodge Magnum SRT8 V8.6059cc Engine Components::Piston Sets - Cast - 8cyl 2008 Dodge Viper SRT-10 V10.8448cc Engine Components::Piston Sets - Cast - 8cyl 2008 Dodge Viper SRT-10 ACR V10.8448cc Engine Components::Piston Sets - Cast - 8cyl 2006-2010 Jeep Grand Cherokee SRT8 V8.6059cc Engine Components::Piston Sets - Cast - 8cyl