I have a 02 f150 HD, just wondering what bolt-on mods (air intake, chips, exhaust, etc.) you guys have done that showed noticeable HP gains? Thanks

 

pulley and a tune will really wake it up without messing with drivablity.

. i had mine done by a shop in Houston that has a great reputation, where are you located?


the lightning section of this website is full of great info. While no longer very active there is all the info you will need in the old post.

one of the better current forums is http://www.lightningrodder.com/