Turbosmart - Subaru 15-21 WRX - BOV Kompact Dual Port subaru-impreza-1996 These discs are approximately 1/2

These discs are approximately 1/2 the thickness of a stock disc and are recommended for circuit track use only

overheating the transmission fluid can cause early component failure

Only at BPT

Outer Diameter: 7

longer life than stock

Turbosmart - Subaru 15-21 WRX - BOV Kompact Dual Port subaru-impreza-1996 These discs are approximately 1/2Our latest Kompact Smart Port made specifically for the 2015 WRX features the innovative new Smart Port drive by wire friendly staging technology that gives you the response of a plumb back valve, with the high performance benefits of a vent to atmosphere valve. The Smart Port system involves a new manufacturing process utilizing specialized alloys and coatings, along with a revolutionary new vent to atmosphere trumpet design. These new designs allow