Fits Porsche cars powered by the awesome DFI flat 6 (2.9l, 3.0l, 3.4l, & 3.8l.) This tool makes rear seal changes foolproof. Our unique design sets the depth of the seal while you drive it in using your flywheel bolts. Machined from 6061 and anodized in handsome shiny black. Our American made seal installer is guaranteed for life. Applications: 2009-2019 Porsche 911, Carrera, S, GTS, R, and Turbo 2009-2016 Porsche Boxster, Cayman, Spyder, GT4