Part #: 140595. This BORLA® Cat-Back™ system is finely tuned for top - notch performance and a great sound on both the WRX's 2.0L engine and the STI's 2.5L engine. The S - Type sound level enhances the Subaru Boxer engine's rumble, giving an aggressive sound without any annoying drone. It comes with 3.5” quad polished T - 304 stainless steel tips and is also available with Ceramic Black on T - 304 stainless steel tips. Installation is a breeze as it's a direct bolt - on part that doesn't need any cutting. Handmade in the USA by expert craftsmen, like all BORLA® exhausts, it features high - quality T - 304 austenitic stainless steel, smoothly bent mandrel piping, and comes with a Million - Mile Warranty.


Using this Borla S - Type Cat - Back Exhaust is straightforward. First, find a flat and safe place to work on your car. Since it's a direct bolt - on part, you don't need to cut anything. Just align the exhaust with the existing parts on your 2015 - 2021 Subaru WRX or STI and use the appropriate tools to secure it. As for maintenance, regularly check the tips and the piping for any signs of damage or rust. If you live in an area with a lot of salt on the roads, it's a good idea to clean the exhaust more often. And don't worry, with the Million - Mile Warranty, you're covered for a long time. Just make sure to follow the basic installation and maintenance steps to keep your exhaust in top shape.