Are you shopping for a new vehicle and having trouble finding one, or have you been waiting a long time for a factory order? A reporter would like to speak with you; please reach out to [email protected] by Tues. 5/11 for more details.
I've put a 2.5 inch exhaust on my 2007 Mazda 3i . That includes the resonator, muffler and the exhaust pipes from the cats back. Can any one give me an idea of how much h. p. I could get from this mod ?