on my way to the pull sunday in cumberland an 03 dmax like mine comes flying up in the rear view with two stacks blowin smoke i looked at the wife and said looks like someone else is going to the pull so we hit the straight and i dropped the hammer only to find him getting smaller. finally we get to the pull and he asked what i had done to it and i told him my sig. and he said i couldnt even catch you :rofl: he had banks afe intake and two 5" stacks