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The bracket bolts to existing frame points—no welding
Safe for enclosed spaces
**CLEARANCE ITEM FINAL SALE**
Installation method is not specified in the product data — test-fit before committing to fasteners
Inspect your existing hoses for cracks or hardening before installation—if they're original to the vehicle
Perrin Rear Diff Subframe Lockdown System WRX/STI 2002-2007 | PSP-SUS-525 Filters The bracket bolts to existingThe Perrin Rear Sub frame Lockout is designed to eliminate differential to chassis movement between the rear sub frame and the uni body. Acceleration and throttle response is improved and much more linear very important for autocross, drift, and drag racing. The Perrin piece will eliminate all flex between cornering, acceleration and braking forces being applied to the suspension and chassis. This Perrin kit offers such a big improvement in the