As a result, the glass pack mufflers end up producing sounds that are more aggressive and louder than the straight-through muffler. This is a little bit different from most original exhaust systems. Today we’ll focus on the cat-back exhaust systems and what makes them stand out. There are the header-back, turbo-back, axle-back and cat-back systems.

Invidia offers products known for their outstanding quality, and each finished piece is a work of art that sets them apart from the competition. For anyone looking to take their vehicle to the next level, Invidia is a name to remember. So, a cat back is used to indicate an upgrade to the stock exhaust system. And anyone looking to improve their ride should strongly consider a cat back exhaust system. This pipe will connect your mk1 downpipe that we sell for&nbsp