APR Carbon Fiber Cooling Ducts for 11-14 WRX/STi (CF-801150) *Discontinued** Zietronix 700") Stroker for 4G63 2037005900B7

700") Stroker for 4G63 2037005900B7 100mm (3

increases reliability and provides greater resistance to abrasion and corrosion

Seibon products have proven to be as strong as the driver's ambition to win

anodized finish and available in sizes -4AN

Super High Flow And Consistent Fuel Pressure

APR Carbon Fiber Cooling Ducts for 11-14 WRX/STi (CF-801150) *Discontinued** Zietronix 700") Stroker for 4G63 2037005900B7APR carbon fiber front bumper cooling ducts fit 2011 2014 WRX STi sedan and hatch models. Aerodynamically designed to channel in air creating a venturi effect to help cool your front brakes when matched with appropriate high temperature air ducting (not included). These can also be used in custom applications to route fresh air to other areas of the engine bay. *Discontinued* As of Jan 2025, this item was discontinued by APR. We have none remaining in