Be prepared to work on any car that comes into your shop with this TPMS Service Kit. Specially designed to work with select Audi, BMW, Mercedes, Porsche, VW, Huf/Beru Gen I vehicles, the components of this kit are essential to properly service the TPMS valve sensor. It includes an EPDM rubber grommet, hex nut, Electroless nickel-plated valve core, metal washer, plastic cap with seal, and T-20 Torx screw. The Original Equipment Manufacturers (OEM) requires that the valve stem components and EPDM rubber seals are replaced every time a tire is serviced on vehicles with TPMS, so be sure to stock up on this kit today!