Pipe Complete Water Bypass.

PIPE COMPLETE-WATER BYPASS Engine Coolant Bypass HoseEngine Coolant Bypass Pipe

Fits STI, WRX

Cooling System Bypass Line
If your Subaru has been either leaking coolant or overheating, you could have a faulty cooling system bypass line. Let our technicians help trace the problem and replace the faulty coolant hose with a genuine Subaru part.