I have A harley F150 and i would like a louder exaust part of the time but i do not want to change mufflers.
I was wandering if anyone has ever heard of putting cutouts before the muffler? SO you can open them and byepass the muffler and just have the 4 cats and straight pipes.

http://www.jcwhitney.com/product.jhtml?CATID=5199