DSS Direct Fit 800HP Rear Axle Single Interchangeable Subaru STI 2009-2018 | RA8530X4-V2 Vehicle Model_G37 Convertible Available in M12 X 1

Available in M12 X 1

This adapter kit is commonly used for early model Subaru's (4-cyl)

Upgrading to solid subframe bushings removes the compliance found in factory rubber mounts

ring gear tooth count

You'll lose some rumble

DSS Direct Fit 800HP Rear Axle Single Interchangeable Subaru STI 2009-2018 | RA8530X4-V2 Vehicle Model_G37 Convertible Available in M12 X 1Fitment Information: 2009 2018 Subaru STI (only) Features: The Drive Shaft Shop Direct Fit 800HP Rear Axle is similar to the Level 5 axle except both the outer CV and the internals are made from the high grade Billet Chromoly. The same original spline size is used to fit the stock hubs. To make sure the center bar was up to the task of hard launches, autocross, and rally demands, at DSS they decided to use the new 300M material, which has proven to