We’re excited to announce the arrival of the BORLA Cat-Back exhaust system for the 2017-up Honda Civic Si Sedans. The BORLA® Cat-Back™ is the perfect addition to the tenth generation Honda Civic Si Sedan. The Cat-Back™ systems for the Honda Civic Si sedan is specifically tuned for the car’s 1.5L Turbo engine and is an easy, bolt-on installation. The S-Type sound level delivers a sound that is much sportier than the barely audible factory exhaust. This particular system has been designed to fit the Civic Si Sedans (Excludes 2019+ Sport Sedan Models) and features dual 4.25” Intercooled Tips with a polished or cermaic black tips. This systems is drone-free and made with T-304 stainless steel for durability.