J James New member Mar 10, 2010 #1 I just took the muffler off my truck and it is still very quiet. What can I do to get a nice rumble and a little louder? Also how can you tell if a cat is clogged?
I just took the muffler off my truck and it is still very quiet. What can I do to get a nice rumble and a little louder? Also how can you tell if a cat is clogged?