Blox Racing Plus Series Fully Adjustable Coilovers 17+ Honda Civic Si (BXSS-00131) _Under_The_Hood SPL Rear Traction Arms for

SPL Rear Traction Arms for the GR86 / BRZ / GT86 / FR-S improve throttle response

Pro Series XP Racing Valve Springs have been tested at speeds exceeding 11

as well as blocked off if needed for a specific PCV or catch-can setup

automotive-grade silicone and feature cutting-edge

Blox Racing Plus Series Fully Adjustable Coilovers 17+ Honda Civic Si (BXSS-00131) _Under_The_Hood SPL Rear Traction Arms forThe BLOX Racing Plus Series Fully Adjustable Coilover system now offers ultimate performance and features 32 way damping adjustment for precise suspension tuning and versatility. The large range of adjustment offered by the Plus Series system allows you to maximize the full potential of your vehicle and further increases high speed stability and performance. The Plus Series system features a threaded mono tube body for ultimate adjustability to tailor