An upgraded RSX MagnaFlow exhaust will result in more power than you ever thought possible. An RSX MagnaFlow cat back exhaust is going to give you the menacing race exhaust note that your car needs. Making the most out of the engine is what the RSX MagnaFlow exhaust is all about. When you want to run with the best, make sure that you have an RSX MagnaFlow sticking out the back end.