This ETS Cat - back exhaust system is designed specifically for 2011 - 2014 Subaru STI and WRX Sedans. It's crafted right in our facility. Key features include a true 3 - inch pipe from the mating flange to the muffler tips, ensuring smooth exhaust flow. V - band connections are used for a leak - proof seal, eliminating the need for gaskets. The system comes with quad 3.5 - inch double - wall SS tips, adding a stylish look. It weighs 41 lbs (10 lbs for the mid - pipe, 7 lbs for the y - pipe, and 24 lbs for the axle back) and includes 3 new exhaust hangers. The mid - pipe connects to the rear section, splitting into two 3 - inch pipes and ending with those great - looking tips.

Using this ETS Cat - back exhaust system is straightforward. First, make sure your vehicle is a 2011 - 2014 Subaru STI or WRX Sedan. When installing, follow the instructions carefully. The V - band connections are easy to set up and provide a tight seal. Once installed, you'll notice improved exhaust performance. As for maintenance, check the exhaust hangers regularly to ensure they're in good condition. Also, keep an eye on the V - band connections for any signs of looseness. If you live in an area with a lot of road salt or moisture, give the exhaust a quick wash every now and then to prevent rust. And that's it! With proper use and maintenance, this exhaust system will serve you well for a long time.