I have been feeling the need to do a write up on this for sometime now. The more and more I learn about how tuners work for our trucks the more I feel like there is a serious amount of misinformation out there that REALLY needs to be corrected. What you guys pay your hard earned money for should return results beyond what some guy's distance friend thinks is awesome. This is not meant to explain the deep in's and outs, rather a rough idea of how things work and why some setups are good and other