Reifenventil Alu ( RDK ) 997/TT/GT2/GT3, 987/987C/Cayenne/Panamera/C GTThe TPMS Valve Kit contains the following components: valve core, valve nut, seal, seal washer, and valve cap. It is made by the Original Manufacturer to Porsche, HUF. Tech Tip: It is a good i...