Originally Posted by xluben
I was on the stock header with GrimmSpeed cross pipe. More info coming soon!
The guys at maxwell power services did a entire write up on how the crosspipe actuallybhurts performance.
Anywho el ftw! Youll have tq monster.
And derp with wheels,rim width doesn't matter when it ciomes to speedo its the diameter of the tire/rim together than matter. Just click on the link i posted.