Quote:
Originally Posted by JeromeS13
The NPP muffler practically IS a straight pipe when the valves are open. So there shouldn't be a dramatic difference in sound level.
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I've heard that as well. I haven't had the chance to hear one with the npp and one without.
Quote:
Originally Posted by Peelam
Yes it does crackle and pop a lot, which is OK. I just want to tone it down a bit since its my DD and I drive it on the freeway a lot.
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If it crackles and pops alot that must mean there is alot of restriction in the factory muffler. I totally understand it being your daily not want it being too loud. I use to have a 5th gen that had long tube headers no cats and straight pipe all the way back Lol. It was raspy and very loud.