TestimonialsWhere do we start? How about a burnout? Yes, I can! This is one of the best tunes I've ever used on a vehicle. Just the seat of the pants result is worth the cost and it's not e…I don't race or speed on the roads, that said having the option of a tuned engine that performs better than stock is a great. The HP gains coupled with tuned transmission is a mus…Well it's been 2 years with the tune. 1 year on e85, haven't had 1 problem. Just got back from a 800 mile trip. Had to switch back to 93 mid trip. Because I couldn't find e85. …Amazing, One of the best upgrades I have done with my truck.