6J0 121 051 B · Coolant hose SEAT genuine (OEM) part number 6J0 121 051 B, Coolant hose. Fitted on (3)HOSE — pos 1 (KAT639.BIN)HOSE — pos 1 (KAT734.BIN)HOSE — pos 1 (KAT743.BIN) Open the interactive exploded diagram →