Quote:
Originally Posted by Dr Jekel
I have the GMPP street version on now with LT Headers and it really is quiet, once you get about 3500 rpms it opens the sound up. From the video's on Borla's website none of them really sound loud but then again it's a video.
Are ya'll talkking about cat back or axle back systems
|
Cat back. For me. Plus, again, you have an LS3 like the car in their vids. Something about VVT or something that tends to make the L99 louder, espec in the cabin.