Borla Headers (17217) 1666 Improved thermal management for critical

Improved thermal management for critical engine components

pair this charge pipe with the Injen's hot side pipe P/N SES9004ICPH - or purchase them as a complete unit under one part number SES9004ICP

Flow and Sound:

reduced EGTs

Borla Headers (17217) 1666 Improved thermal management for criticalBorla Header for 2001 2014 Subaru Impreza WRX 2. 0L 2. 5L 4 Cyl. Tur. AT MT AWD 4 Door Wagon & 2004 2018 Subaru Impreza WRX STi 2. 5L 4 Cyl. Turbo AT MT AWD 4 Door. Sedan Hatch & 2001 2014 Subaru Legacy GT 2. 0L 2. 5L Turbo 4cyl AWD AT MT 4 Door Wagon (17217) One of the best solutions for drag and oval track racers that seek extra horsepower and torque, featuring uninterrupted flow design and multi core technology, and out flowing the straight piece