5 Star Custom Tune for Any Device (2014 2016 Chevrolet Silverado / GMC Sierra 4.3L)
Unlock the hidden performance in your Chevy Silverado or GMC Sierra with a 5 Star Custom Tune. From the factory, your PCM is designed for the average driver, leaving horsepower, torque, and throttle response behind. Our custom tunes recalibrate your vehicles computer to deliver more power, sharper throttle response, smoother shifts, and greater efficiency, making your 4.3L V6 truck perform at its full potential.
Why Choose 5 Star Tuning?
5 Star is the leader in Ford and GM tuning, providing the most refined calibrations available. Unlike one-size-fits-all solutions, our tunes are custom-tailored to your truck, your modifications, and your goals. Whether you want stronger towing capability, better throttle response, or maximum horsepower, our tunes deliver performance gains without sacrificing reliability.
Dyno & Street Proven
Our calibrations are dyno developed, refined, and tested in real-world conditions nationwide. With over a million test miles logged on our own vehicles, you can trust that your Silverado or Sierra tune is proven for durability, consistency, and power.
Free Tunes for Life
When you add new modifications, Tunes for Life members receive free tune updates for as long as they own their truck. This ensures your vehicle always runs at peak performance. For full details, call 1-855-827-7223.
Transform Your Driving Experience
Say goodbye to factory limits like sluggish throttle, sloppy shifts, and speed restrictors. A 5 Star Custom Tune gives your truck increased horsepower, torque, throttle response, drivability, and fuel efficiency across every driving mode.
How We Deliver Performance
Our engineers fine-tune your 4.3L engine by adjusting fuel maps, drive-by-wire settings, ignition timing, torque converter control, shift strategies, and shift pressures. The result is a Silverado or Sierra that pulls harder, drives smoother, and responds instantly.
Fitment:
- 2014 Chevrolet Silverado 4.3L
- 2015 Chevrolet Silverado 4.3L
- 2016 Chevrolet Silverado 4.3L
- 2014 GMC Sierra 4.3L
- 2015 GMC Sierra 4.3L
- 2016 GMC Sierra 4.3L
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