Perrin Differential Lock Down System Subaru WRX / STI 2015-2021 | PSP-SUS-536 Outback_2005-2009 By design the MLS gasket

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Perrin Differential Lock Down System Subaru WRX / STI 2015-2021 | PSP-SUS-536 Outback_2005-2009 By design the MLS gasketFitment Information: 2015 2021 Subaru WRX 2015 2021 Subaru STI Features: Designed to remove any and all movement from the rear differential under all driving conditions Ideal for street driving or track use Removes the spongy feeling at the point of initial acceleration Plate Material CNC Aluminum Plate Finish Anodize Black Easy Installation Estimated Installation Time 30 Minutes Installation Instructions In The Box: (2) PERRIN Aluminum Lock Down