5 Star Custom Tunes w/ RTD Device (2014 - 2018 Silverado / Sierra 5.3L)
Unleash the hidden potential of your 20142018 Chevrolet Silverado or GMC Sierra 5.3L with a 5 Star Custom Tune and RTD Device. Factory calibrations are built for average drivers, leaving horsepower, torque, and responsiveness untapped. Our custom tunes recalibrate your PCM to deliver more power, quicker acceleration, sharper shifts, and improved drivability for your truck.
Why 5 Star Tuning?
We are an industry leader in Ford and GM performance tuning, offering refined custom calibrations for trucks, SUVs, cars, and motorhomes. Every tune is tailored specifically to your goalswhether you want stronger towing capability, more horsepower, or better throttle response. Reliability and refinement are guaranteed with every 5 Star tune.
Dyno & Street Proven
Our calibrations are dyno developed, street tested, and proven across millions of real-world miles. By testing on our own vehicles nationwide, we ensure the perfect balance between performance, drivability, and dependability.
Free Tunes for Life
As a Tunes for Life member, youll receive free tune updates for as long as you own your Silverado or Sierra. Add future mods like cold air intakes, headers, or exhausts, and well provide updated calibrations at no additional costkeeping your truck running at its best.
Performance Benefits
- Boosted horsepower & torque
- Faster throttle response
- Smoother, crisper transmission shifts
- Improved towing power and efficiency
- Eliminates sluggish throttle feel and factory speed limiter
How We Maximize Power
Our custom calibrations refine fuel mapping, ignition timing, drive-by-wire response, torque converter management, and shift pressures. The result is more usable power and a truck that feels sharper and more responsive in every driving condition.
RTD Device Features
The included HP Tuners RTD Device provides powerful tuning capabilities:
- Store and load up to 10 custom tunes
- Monitor real-time engine parameters (RPM, temps, speed, and more)
- Datalog for fine-tuning with future mods
- Restore your factory tune anytime
Note: Requires Wi-Fi and a Windows PC for tune flashing and updates.
Simple Installation
Installation is easy and requires no tools. Just connect the RTD device to your trucks OBDII port with the included USB cable, follow the on-screen steps, and youre ready to go. No shop visit or advanced knowledge required.
Dedicated Support
Need assistance? Contact us at 1-855-827-7223 or sales@beefcakeracing.com for expert help with installation, tuning, or performance questions.
Important Notice
By purchasing this tuner, you agree to comply with all applicable laws and regulations. 5 Star Tuning does not disable or remove emissions control systems. This product is not legal for sale or use in California. Orders placed from California will be canceled.
Fitment:
- 2014 Chevrolet Silverado 5.3L
- 2015 Chevrolet Silverado 5.3L
- 2016 Chevrolet Silverado 5.3L
- 2017 Chevrolet Silverado 5.3L
- 2018 Chevrolet Silverado 5.3L
- 2014 GMC Sierra 5.3L
- 2015 GMC Sierra 5.3L
- 2016 GMC Sierra 5.3L
- 2017 GMC Sierra 5.3L
- 2018 GMC Sierra 5.3L
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
