GSC Power Division - SINGLE Chrome Polish Engine Valve 36mm Head +1mm - 14+ Subaru BRZ subaru-ascent-2023 2018 Subaru WRX STI Base

2018 Subaru WRX STI Base

we now have a manifold specifically to optimize the EJ25 true power output potential

even if it can not be adjusted with the upper mounts

QRT is a patented state-of-the-art technical process

GSC Power Division - SINGLE Chrome Polish Engine Valve 36mm Head +1mm - 14+ Subaru BRZ subaru-ascent-2023 2018 Subaru WRX STI BaseWhen creating the new valve line we set out to create the best performance, longest lasting valves available to the aftermarket. Using advanced 3D design and simulation software, we have created a stronger and higher flowing valve head design. We flow test prototype valve heads in specific applications to make sure we have the highest flowing valve head available on the market today. With the materials used, we have less valve distortion at the face