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The Monotube damper is filled with a high-pressure nitrogen that is designed to improve driving stability
ACT presents unique solutions to common tradeoffs found on twin disc clutches
Lighter components
Installation Manual
GrimmSpeed 4-Piston Brake Caliper Kit (340mm Rotor) - Gunmetal Gray - 2022-2025 Subaru WRX (VB) PDM_floor-braces The Monotube damper is filled*Caliper Orders Will Begin Shipping August 8th Engineered for Performance The stock single piston calipers found on most Subaru models are functional but not designed for the demands of aggressive driving, track use, or extensive performance builds that many Subaru enthusiasts pursue. GrimmSpeeds 4 Piston Brake Caliper Kit fills this gap by offering a purpose built, fixed caliper system specifically tailored for Subaru vehicles. This setup provides