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 : mhl42227.020 Description : Engine Piston Ring Set Piston Ring Size : 0.020IN 2010 Toyota 4Runner SR5 L4.2694cc Engine Components::Piston Rings 2005-2015 Toyota Tacoma Base L4.2694cc Engine Components::Piston Rings 2005-2015 Toyota Tacoma Pre Runner L4.2694cc Engine Components::Piston Rings