TestimonialsThe way the car should be. I swear this makes this car feel alive! Really responsive, smooth and smart shift points and really gets up and goes when you floor it! …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. …This tune made my vehicle feel like brand new; better than new. Acceleration response time is excellent, instant power. Front wheels can easily break loose when hitting the gas. An…Best thing I've bought for my buick. turbo spools up quick and much faster. Easy to flash took under 20 mins.