Perrin Diff Lockdown for 2015-2022 WRX/STi (PSP-SUS-536) GT-Series All EXEDY chromoly Lightweight Flywheels

All EXEDY chromoly Lightweight Flywheels meet or exceed these standards

BMW F30 328i xDrive N20 2

1995-1999 2G FWD/AWD Eclipse GST/GSX

(1) STM Flange

-Includes silicone bypass valve hoses and reinforced hose for charge-pipe to intercooler

Perrin Diff Lockdown for 2015-2022 WRX/STi (PSP-SUS-536) GT-Series All EXEDY chromoly Lightweight FlywheelsThe Perrin differential lockdown kit for 2015 2022 WRX and STi models adds drivetrain rigidity and precision to throttle input by reducing movement from the rear diff. Under tough driving conditions, the drivetrain and differential will twist, causing a "squishy" or "spongy" feel. This kit will reduce that movement for a better driving experience. Vehicle Fitment: 2015 2023 Subaru WRX 2015 2021 Subaru STi Installation Guide PDF Purchase Includes: (2)