Pay in 4 interest-free payments of $9.50 Learn more
Ships within 48 hours · Estimated delivery Sep 20 - Sep 25
The Stage 4 Extreme case is CNC drilled and tapped to fit 14mm head studs
Improves suspension response
^ Shown above - Viton flappers open allowing oil flow under normal operation
Fits 2011+ Subaru STI and 2015+ WRX
Kartboy Rear Shifter Bushing - FRS/BRZ/86 FRS/BRZ/86 Intake The Stage 4 Extreme caseKartboy Rear Shifter Bushing. This bushing features durable urethane construction that makes for an excellent OEM replacement to restore and improve the overall shifter tightness and feel. DETAILS: Super durable urethane construction Direct replacement for the OEM unit that will become soft and weak over time and mileage Tightens up the overall shifter movement Provides a more crisp and precise shifter feel Hand made in the U. S. A.
