I tired to turn my single exhaust into dual..
So I recently got a dual exhaust off a v8 gt, and had to customize the right side to bolt up to the headers right, to do so I had to cut the original piece and make a 90 degree angle to be able to hook it up to the H pipe. I used flex pipe and it’s a tight angle so probably not the best deal. I also had to extend one of the o2 sensor wires to be able to plug it in because the location was further down on the new exhaust. Anyways, now my car is...

2004 v6 Dual exhaust conversion problems