Yea just like most others the H-pipe is inplaced into flowmaster mufflers and gears are set with the good ol K&N, what did you do next as in what should i do next, i was thinkin about those cold air kits but that ford mag covered they dont flow much more then the stock airbox and this website looks really good for that dense air intake
http://www.densecharger.com./ but i dont know, maybe a chip or something??? any help is grreat!! thanks