There is a range of muffler types you can choose from with a cat back exhaust system with most people opting for a glasspack or straight-through muffler. Both of these options are designed to work well within the system to reduce back pressure. Deciding to purchase a performance exhaust system for your car is no easy task.

Video Features Options Short video of our 3" Catback Exhaust for the 07+ Honda Civic Si Sedan. Note that this was installed on a naturally aspirated setup (stock header and... Already own an&nbsp