This should have been the factory tune. With the stock tune my Regal GS felt powerful and measured. With Trifecta's tune, my GS feels like warp drive is available anywhere north…

Completely satisfied with the tune and the customer support. Would recommend to anybody!

Let start by saying if yiur having issues with your GM Canyon/Colorado , shifting, stalling out on remote start. Hard shifting, radio changing stations, clunk noise under load, g…

Best company I've ever dealt with hands down. The tune is amazing such a difference in so many ways, these guys are geniuses they have solved every flaw that I felt from the fact…

Absolute day and night difference.  Worth every penny.

I have been running this cal for ~1.5yrs with no issues or any degradation in performance. The car is more fun to drive and even being heavy on the throttle more often I still get …

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

I have always been sceptical about a tune as a mod.  Getting a cable and some stickers in the mail, I though, what did I do?  Delivery was fast, in Ontario in 3 days.  Its been …

Wow! I love this tune and it is most certainly the best money I have ever spent on this car. Shifts are lightning fast and with the touch of the cruise control arming switch you ca…

Firstly, this company is phenominal! The customer service and quick response is worth the tune hands down. Secondly, the power i get from sport mode never ceases to amaze me. From …

First of all, I'm greatful that Trifecta has made this calibration at all for a vehicle that is, admittedly, rare on the road.  I first got to know about Trifecta in Buick F…

Product done exactly what I wanted it to do, disable the auto-stop function. Their description of the process is accurate. I followed the instructions & it worked flawlessly. No …