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5″ adapter for installation of Full-Race 8th Gen Civic Si Catback to the OEM header
or decelerating
Street and track torture tested
30 levels of dampening adjustment (compression/rebound)
PER STATE LAWS
Shifter Rocker Upgrade for the 10th Gen Civic Tuning Devices 5″ adapter for installation ofFITS: 10th Gen Honda Civic (6MT only) 10th Gen Honda Civic Si 10th Gen Honda Civic Type R The ACUITY Shifter Rocker Upgrade for the 10th Gen Honda Civic can be appreciated as much during street driving, as at the track. Altered geometry reduces the mechanical advantage of the rocker to provide narrower, stiffer gates. Much like how a short throw adapter reduces the distance in the forward and reverse direction while changing gears, this Shifter Rocker