90021900930 90021902031 PAF008309 Billet aluminum magnetic drain plug, CNC machined from 6061-T6 aluminum, hard anodized to prevent rounding of the hex, and has a large 3/8” rare-earth magnet to reduce iron (Fe) levels in oil, which is a primary source for wear in your engine. Also helps identify if you have any internal engine problems easily during oil changes. Complete with sump washer. Does not fit pre 1998 cars, Cayenne V6 or 911 Turbo, GT2, or GT3 models.