Subaru OEM Coolant Crossover Pipe Subaru STI 2008-2021 | 21328AA140 vendor_Cobb Tuning 3" inch Mandrel bent piping

3" inch Mandrel bent piping

With the ability to improve flow by up to 15% and add up to 15 hp and 14 lb‑ft of torque over stock

Part Number: HBR-001TI

pedal effort remains only slightly higher than factory

Subaru OEM Coolant Crossover Pipe Subaru STI 2008-2021 | 21328AA140 vendor_Cobb Tuning 3" inch Mandrel bent pipingProduct Fitment: 2008 2021 Subaru STI Warranty Disclaimer: Subaru of America will only warranty parts installed by a CERTIFIED Subaru Dealership. The part being installed must also match the vehicle VIN. IE If you install an STi block in a WRX at your friends shop, do not expect a warranty claim to come through if it explodes! Please use your best judgement.