3B0 816 355 · Valve Porsche genuine (OEM) part number 3B0 816 355, Valve. Fitted on (3)VALVE — pos 16 · PR:9AQ (KAT1044.BIN)VALVE — pos 6 (KAT1051.BIN)VALVE — pos 16 · PR:KH7 (KAT1052.BIN) Open the interactive exploded diagram →