ACT Monoloc Collar - Subaru Models (inc. 2002+ WRX/STI) Mitsubishi Evo 2003-2015 PDM_antennas Sway bar stiffness increases with

Sway bar stiffness increases with the fourth power of diameter

progressive

Oversize: +

the upgraded bar and reinforced mounting provide a complete

ACT Monoloc Collar - Subaru Models (inc. 2002+ WRX/STI) Mitsubishi Evo 2003-2015 PDM_antennas Sway bar stiffness increases withACT Monoloc Collar for Subaru WRX STI and Mitsubishi Evo Models The ACT Monoloc Collar for Subaru WRX STI and Mitsubishi Evo models is a precision collar that locks the transmission input shaft to eliminate the shaft movement that can cause clutch noise and premature release bearing wear on these platforms. A known characteristic of the Subaru and Mitsubishi turbocharged drivetrain platforms is input shaft end play, the Monoloc collar addresses this