STM WRX/STi 2015-2020 Axle-Back to Cat-Back Upgrade Transmission Temp Gauge to maintain proper tip height

to maintain proper tip height for proper valve train geometry

5" high-quality 90° reducing silicone elbow coupler

If you're putting this on an Evo 8/9

Suitable for many types of motorsport applications

STM WRX/STi 2015-2020 Axle-Back to Cat-Back Upgrade Transmission Temp Gauge to maintain proper tip heightIf you already purchased the STM Axle Back Exhaust, you can purchase the rest of the cat back system separately for a full upgrade! This *should* also be compatible with many other aftermarket axle backs that have a 2. 5" flange and bolts to the stock locations, but please confirm before purchase. The STM Stainless Steel Cat Back Dual Exit Exhaust for the 2015+ WRX and STi will bolt up to your stock or aftermarket downpipe and gives you everything you