BMW B58 F20 F21 F30 F32 F36 remote radiator upper hose 17128633484

Direct-fit OEM-spec upper hose for the B58’s remote radiator setup - no guesswork, no adaptors. Fits F20 M140i, F21 340i, F30 340i, F32 440i, F36 430i and F22/F23 M240i (RWD and xDrive).

• Exact replacement for part number 17128633484
• Prevents coolant leaks, swelling or cracking on fast-road or track-day use
• No modifications needed - bolts straight in with stock clamps and routing
• Not a generic 'coolant hose' - engineered specifically for the B58’s remote radiator layout