PERRIN Super Shifter Stop Kit - Fits 15-17 Subaru WRX subaru-sti-2020 DYNO RESULTS (Pump Gas -

DYNO RESULTS (Pump Gas - 411whp) and (Pump Gas + Octane Booster - 453whp)

2004-2011 Subaru WRX STi

This is indisputably the best stock replacement manifold for the FA24 platform

more efficient engine

PERRIN Super Shifter Stop Kit - Fits 15-17 Subaru WRX subaru-sti-2020 DYNO RESULTS (Pump Gas -PERRIN 15 17 Subaru WRX (w PERRIN Short Throw Shifter) Super Shifter Stop Kit The PERRIN Super Shifter Stop Kit is designed specifically for 2015 2017 Subaru WRX models equipped with the PERRIN Short Throw Shifter. This kit enhances shift precision by limiting excessive shifter movement, resulting in a more controlled and confident driving experience. Engineered for durability and seamless integration, it helps reduce wear on transmission components