Action Clutch Stage 4 Clutch Kit (06-11 Civic Si) Action Clutch:Default Title Built for reliability and precision

Built for reliability and precision fitment

Honda K20A2/K20Z1/K20Z3 Intake Valve 14711-PRB-A01 OEM-specification intake valve engineered for Honda K-series engines

installing a shifter into a K-swapped vehicle meant cutting a large section out of the chassis’ center tunnel to mount an OEM RSX shifter to a metal plate

25mm oversized bearings feature advanced metallurgy designed to withstand extreme loads and sustained RPM in turbocharged and naturally aspirated builds

Action Clutch Stage 4 Clutch Kit (06-11 Civic Si) Action Clutch:Default Title Built for reliability and precisionAction Clutch's lightweight flywheel engineered to deliver measurable performance gains through reduced rotational mass. The aluminum construction cuts weight enabling faster engine response, quicker acceleration, and improved throttle modulation. This upgrade minimizes drivetrain inertia for sharper shifts and enhanced rev matching capability. Ideal for drivers seeking responsive handling without sacrificing reliability or drivability in daily