Originally Posted by CTD2001

I hear that ground effect kits and a wing add 50 more HP

Originally Posted by Tiger Rag

TST is regular pm3. Not to discount the TST Smarty combo, the seat of the pants meter says that it is the quickest combo. I'll have to compare the 2 on the track some time and see what the ET's say. From what I understand from a guy who has tried all the combo's, the Drag Comp will add 50 hp on the dyno and high horsepower trucks could lose up to 50hp with the Smarty. My #'s don't necessarily agree, but hp #'s were better with the comp.