muffler

I haven't seen any info on these or videos but I went ahead and bought them anyway. It was a OK install one of the pipes were a but tough to squeeze over but it worked with some force. Sound is DEEP. Little to no rasp at all. Deep up to about 4500 then a nice pitch to redline. Little snaps and...

http://www.americanmuscle.com/flowmaster-y-pipe-2015gt.html anyone have y pipe with stock mufflers? not looking for anything too loud.

Hello all, I have an Ecoboost Auto. Recently I went to a muffler shop and did a muffler replacement. The people at the muffler shop told me that their muffler is similar to Flowmaster so I assumed that the mufflers would be reliable. After a few days of driving, I noticed that while idling...