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 : mhl42142CP Description : Engine Piston Ring Set Piston Ring Material : Plasma-Moly Carbon Steel Piston Ring Type : Premium Piston Ring Size : Standard 2005-2006 Lotus Elise Base L4.1795cc Engine Components::Piston Rings 2006 Lotus Exige Base L4.1795cc Engine Components::Piston Rings 2000-2005 Toyota Celica GTS L4.1795cc Engine Components::Piston Rings 2005-2006 Toyota Corolla XRS L4.1795cc Engine Components::Piston Rings 2003-2006 Toyota Matrix XRS L4.1795cc Engine Components::Piston Rings