Grimmspeed V2 Bypass Valve Red 2015-2021 WRX / 2014-2018 Forester XT YMM_2019_BRZ perfect for wheels with small

perfect for wheels with small lug holes

Made for large size driver

For performance applications

Fitment: Subaru Crosstrek XV (2013-2017)

Go Fast Bits Lightweight Pulley Kit 2013-2021 BRZ | Performance Enhancement | Engine Accessories

Grimmspeed V2 Bypass Valve Red 2015-2021 WRX / 2014-2018 Forester XT YMM_2019_BRZ perfect for wheels with smallGrimmSpeed has taken our bypass valve to the next level with a complete redesign of the internal piston, spring, and body for unmatched durability, performance, and style. After extensive testing, we addressed the weaknesses seen in the V1 design and created a valve that holds double the boost pressure of stock units while maintaining a sleek appearance under your hood. In stock FA20 engines, OEM bypass valves have shown internal leakage at as low as