PERRIN Rear Diff Lockdown - 2015-2021 Subaru WRX / STI

Spectral Performance proudly carries a great selection of quality aftermarket products brought to you by PERRIN Performance.

This is the PERRIN Performance Rear Diff Lockdown Kit. This kit has been designed to reduce the rear differential movement under most conditions. From daily street use to weekend track events, this kit will remove any loose or unpredictable feeling coming from your rear differential to help increase the overall driver feedback, while helping to get the power to the ground. 

HIGHLIGHTS:

• Includes (2) CNC aluminum plates
• Includes (4) urethane bushings
• Designed to remove any excessive movement in the rear differential
• Reinforces the rear differential for street and track use
• Improves the driver feedback
• Helps put the power to the ground