right now im running shorty headers with all stock cats no mufflers true dual but because of backpressure issues i wanna run small mufflers now im not lookin to spend a lot on the two mufflers but i want two small mufflers that are center in center out single chamber any ideas something different?
super 10's and cherrybomb extreme's sound good 2003 F150 FX4 cherry bomb extreme exhaust. 4.6 5 speed. Take off. - YouTube i won't say that you are wrong, but i don't agree with the back-pressure myth concerning engines like yours, so i don't think that's an issue for your set up. this post sums up my thoughts on back-pressure: Exhaust operation and the back pressure myth - Ford F150 Forum - Community of Ford Truck Fans