PERRIN Rear Differential Lockdown 2002-2007 Subaru WRX / 2004-2007 STi / 1993-2007 Impreza / 1998-08 Forester

Enhance your Subaru’s performance with the PERRIN Rear Differential Lockdown, expertly engineered to increase drivetrain rigidity and deliver sharper, more responsive throttle control.

Enhance Driving Precision

The PERRIN Rear Differential Lockdown minimizes rear differential movement to improve throttle response and drivetrain precision under all driving conditions. Eliminating excess flex during acceleration delivers a firmer, more connected feeling, perfect for street and track driving.

Installation

Unlike some competitor parts that require presses or special tools for installation, the PERRIN Diff Lockdown is designed for quick and easy installation, taking 45 minutes or less with just basic tools.

Noise, Vibration, Harshness

The PERRIN Rear Differential Lockdown reduces movement from the rear differential to enhance driver feel while adding minimal noise, vibration, and harshness (NVH).