Perrin Rear Differential Subframe Lockdown Kit (PSP-SUS-525) | Subaru WRX 2002-2007 / STI 2004-2007

The Perrin Rear Differential Subframe Lockdown Kit stabilizes the rear differential and subframe by eliminating unwanted movement from the soft OEM bushings. This delivers improved traction, throttle response, and rear-end stability.

KEY FEATURES

• Minimizes drivetrain lash and differential movement
• Improves acceleration response and feedback
• Aluminum and polyurethane components for durability
• Enhances traction and rear suspension consistency
• Direct bolt-on design for GD WRX/STI

VEHICLE FITMENT

• Subaru WRX (2002–2007)
• Subaru STI (2004–2007)

Perrin products are engineered for precision Subaru performance and long-term reliability.