The tune really made my truck what it should of been from the factory. In sport mode there is a definite power upgrade plus a more smoother transmission shifting! Definitely reco…

Hi everyone I brought this for my RS Holden Barina 2013 in Australia. The RS to me should mean more or a car with grunt then it had. Only being the 1.4T motor but still it should …

Totally transformed my truck's shifting performance. Turned it from a frustrating experience to a joy to drive. I am sure GM programmed the truck to get the best mileage on the EPA…

first of all I am very impressed with the added performance in my solstice gxp. it is a totally different animal now. i was skeptical that the difference would be very noticeable …

This tune is worth the money. You can feel the power and acceralation. Your truck will become an brand new one. This is how GM should tune these trucks from the lot. Micheal and th…

Just wanted to let you guys know that the tuner program works awesome. I just got my best 25 mile average fuel mileage last week. 64.2 mpg on your tuner, up from 62.8 mpg on the fa…

I have driven this tune since October. It is remarkable. My fuel mileage has risen and the truck is so much more drivable. Happy to say the least. Danny

Outstanding job. This is my first experience into the world of tuning and I'm hooked.

First car getting tuned, and it performs so much better, transmission shifts smoother and it’s a decent bit quicker and I can hear it a lot better 

EZ flash cable shipped asap. Great customer support system in place. My car has a K&N intake and some minor exhaust modifications. The tune complimented these modifications very…

I purchased a turbocharger kit from Hahn Racecraft a few years ago and the tune and tuning cable came with the kit. ... This is really good option if you don't want the added expe…

Great tune. These guys are easy to work with and the process was simple. My 2012 GMC Acadia feels like a much lighter / smaller vehicle with a lot more power on the bottom end. …