The most innovative rear diffuser on the market, get the Flow-Lock rear diffuser for your VA WRX or VA WRX STI - sharing the same durability and technology as our renowned Silvia S15 , Golf GTI and Focus RS line up, trusted by car enthusiasts worldwide. The rear valance and diffuser fins will clear the WRX & WRX STI dual exhaust exit points on the rear bumper. Chassis mounts are included with the rear diffuser kit to guarantee secure fitment!
The unique Flow-Lock interlocking system allows for the final assembly of the diffuser fins without tools or fasteners. A simple push and click and the kit is assembled and ready for installation - this means zero exposed hardware giving you the cleanest look for your WRX/STI rear.
No more L-brackets, no additional exposed hardware and no double-sided tape, experience the Flow-Lock difference today!
Valance is installed to the car through bolts and nuts while the Flow-Lock diffuser fins simply click into the valance (once locked into the valance it is secure).