MAHLE Original piston rings are the most technically advanced piston rings in the industry. Driven by OE requirements; reducing friction and ring mass while minimizing engine oil consumption, and providing longer service life. MAHLE Original piston rings lead the industry for the latest piston ring technology. PartNumber : mhl42161CP Description : Engine Piston Ring Set Piston Ring Type : Premium Piston Ring Size : Standard 2010-2011 Cadillac SRX Performance V6.2792cc Engine Components::Piston Rings 2010-2011 Cadillac SRX Premium V6.2792cc Engine Components::Piston Rings 2011 Saab 9-4X Aero V6.2792cc Engine Components::Piston Rings