WHAT ALL DOES STAGE 1 CONSIST OF?

 

Changing out your stock air cleaner with a hi-flow type filter and raised backplate for the basic. Theres also the stage 1 download to your ECM, which I've heard they aren't doing anymore. If your going to go that route might as well get the SE or Big Sucker, and the PCIII or SERT. THe goal is to richen up that lean fuel air mixture.