7M3 133 778 AF · Vacuum hose SEAT genuine (OEM) part number 7M3 133 778 AF, Vacuum hose. Fitted on (3)HOSE — pos 33 (KAT246.BIN)HOSE — pos 33 (KAT476.BIN)HOSE — pos 33 (KAT654.BIN) Open the interactive exploded diagram →