Whaich is better for all around performance, and X Pipe or an H pipe???
I havew a 2011 Mustang GT, looks like I have heders (factory), and poss an H pipe now (not sure, have not lifted it yet...
Thoughts ???
I havew a 2011 Mustang GT, looks like I have heders (factory), and poss an H pipe now (not sure, have not lifted it yet...
Thoughts ???