PERRIN Differential Lockdown System 2015-2021 Subaru WRX & STI / 2012-2025 Impreza / 2024-2025 Crosstrek PDM_harness-bars A worn bushing allows excessive

A worn bushing allows excessive camber variation -- the outside rear tire changes angle under cornering load rather than maintaining the aligned value

Less oil consumption effectively raises the octane levels

5" stock turbo outlet pipe which connects to the remainder of the hot side piping

you are looking at the GSC Power-Division Race Balance Shaft

Corrects lower control arm geometry to reduce nose lift under braking

PERRIN Differential Lockdown System 2015-2021 Subaru WRX & STI / 2012-2025 Impreza / 2024-2025 Crosstrek PDM_harness-bars A worn bushing allows excessiveEnhance your Subaru's performance with the PERRIN Rear Differential Lockdown, expertly engineered to increase drivetrain rigidity and deliver sharper, more responsive throttle control.