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5.3L
2 products
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2014--2018 GMC Sierra / 2019 Sierra Limited - 5.3L - Advantage
In Stock$349$449Includes EZ Flash Cable
and Free Shipping!**Free Shipping applies to US
and Canada(3) -
2014--2018 GMC Sierra / 2019 Sierra Limited - 5.3L - Elite
In Stock$598$749Includes EZ Flash Cable
and Free Shipping!**Free Shipping applies to US
and Canada(1)
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Just installed the Trifecta Performance Tune for my 2014 XTS4 3.6L. Very happy with the results. The vehicle accelerates and shifts and holds gears very well. The car is a lot m…
Just installed the Trifecta Performance Tune for my 2014 XTS4 3.6L. Very happy with the results. The vehicle accelerates and shifts and holds gears very well. The car is a lot m…
When I bought my 2020 Colorado WT 3.6 crew 4x4 last year I was impressed with this truck. After a while though I was starting to realize that it just didn't act quite up to it's …
This is a good product and delivered exactly as the description explained it would. That cruise control button will get a little more use now.
Love my NEW 2016 Colorado.. this turtle has transformed into Cheetah! Incredible product!! If your thinking about just do it you will not regret it!!
2014 malibu 2.5 LT. Lets just say that I don't have to worry about my car not being able to start back up after auto-stop. This company saved my experience with this car.
Love the torque and aggressive shifting. Completely frees up the car. Highly recommended!!!
Great Bang for the Buck Upgrade, 21 PSI boost makes a huger difference! Plus can turn on and off via cruise control if necessary.
Well I waited a while to write this because I wanted to see how it did with all grades if gas and in both modes as well as how hard I stay in the pedal well I can say this is a g…
Well I waited a while to write this because I wanted to see how it did with all grades if gas and in both modes as well as how hard I stay in the pedal well I can say this is a g…
I am really glad I took the time and found Trifecta! Completely changed the car, shift points, acceleration and horsepower. Love driving the car every time I get in it. I know yo…
I used to have a 2014 Cruze that had a tube on it and it was so responsive and quick. The car was totalled and I replaced it with a 2016 Cruze. The new Cruze feels sluggish a…
Just added this to my 2018 Equinox 2.0T AWD Power is there,very abundantly. This car was no slouch from the factory. Now becoming quite the sleeper and really pissing off Teslas…
Love this tune! BEST BANG for the BUCK ! 🤟😈
Well after much figuring out how to make this tune work....It works!!!! I'm very happy with the results. If you want an uncultured windshield free of a tuner that obstructs your …
For a 2017 Chevy Malibu, 1.5L. 6,400+ ft in altitude: daily commute before was 26 mpg (Live in the mountains), currently 29 with little highway travel. While driving at 75 mph on…
If I could leave more than 5 stars for this product I would. This turned my sluggish six-speed four cylinder into a completely different truck. General acceleration pulls you for…