Originally Posted by maesd74
This has been talked about over and over again, but I'm on my iPhone and you can't search. Is it worth the smell and sound to save a few bucks and get test pipes? I have a 2011 E90 ZCP DCT....thoughts? I've heard plenty of YouTube sound clips and they only confuse the issue. Just your thoughts please...thanks for your help.
It depends on what your looking to do. I want catless for the power, and honestly the smell doesn't bother me much. It also can change the sound of your exhaust note. All depends on what your looking to do.