Originally Posted by EVOHUNTER

this warranty only applies if u use there tune, if thats the case.
you might aswell just buy bolt ons, i saw 343 whp with the stillen tune.
proper tune 443 on mustang and 462 on dyna pack. with the 9 pound pulley.
Buy the boosted performance kit, the install is a breeze and it puts out major power. This would be the route i would take if i was going to do it all over again.