5 Star Custom Tunes w/ SCT BDX Device (1999 - 2006 Silverado / Sierra 4.8L)
Transform your 19992006 Chevrolet Silverado or GMC Sierra 4.8L with 5 Star Custom Tunes and the SCT BDX Device. From the factory, your trucks PCM is programmed for the average driver, leaving valuable horsepower, torque, and drivability on the table. Our tunes unlock that hidden performance, delivering crisper throttle response, better towing power, cleaner shifts, and improved efficiency.
Why Choose 5 Star Tuning?
Were the industry leader in Ford and GM custom tuning, known for offering the most refined calibrations available. Unlike generic one-size-fits-all solutions, 5 Star Tuning customizes your tunes for your exact truck and driving needswhether you want more power for towing, enhanced drivability, or support for current and future modifications. All while ensuring your 4.8L Silverado or Sierra remains reliable and dependable.
Proven Performance Dyno & Street Tested
Every tune is dyno developed, street tested, and proven under real-world conditions. Weve logged over a million test miles on our own vehiclesso you can trust your Silverado or Sierra will perform flawlessly in every driving scenario.
Free Tunes for Life
As a Tunes for Life member, youll never pay extra when adding new mods. Well update your tunes free of charge for as long as you own the truck. That means maximum horsepower, torque, and efficiency with every upgrade. Call us at 1-855-827-7223 for details.
Performance Gains Youll Feel
- Improved low-end torque for towing and hauling
- Sharper throttle response for quicker acceleration
- Smoother, more precise transmission shift points
- Increased fuel efficiency during daily driving and under load
- Removal of factory speed limiter
How We Deliver More Power
We fine-tune your Silverado / Sierras fuel tables, ignition timing, drive-by-wire mapping, torque converter lockup, and transmission shift strategies. The result is a calibration that extracts the most performance possible from your 4.8L V8without compromising durability.
SCT BDX Device Features
- Wi-Fi enabled for wireless tune delivery and updates
- Stores up to 10 custom tunes from 5 Star Tuning
- Reads and clears diagnostic trouble codes (DTCs)
- Monitors real-time engine data (RPM, temps, speed, and more)
- Datalogging capabilities for advanced performance adjustments
- Easy return to stock programming anytime
Installation is Quick & Simple
No tools requiredinstallation takes just 510 minutes. Plug the SCT BDX into your trucks OBD-II port, select your tune, and follow the on-screen prompts. Its that easy.
The Custom Tuning Process
- Order your SCT BDX device and provide vehicle details.
- Use the device to pull your ECU strategy code and email it to 5 Star Tuning.
- Well create your custom tunes and send them to you digitally via Google Drive.
- Download the tunes, load them onto your BDX, and program your Silverado or Sierra.
Important Notes
- Compatible with Microsoft Windows OS. The SCT BDX also supports wireless updates via Wi-Fi.
- By purchasing, you assume responsibility for ensuring compliance with all federal, state, and local emissions regulations. 5 Star Tuning is not liable for misuse.
Fitment:
- 1999 Chevrolet Silverado 4.8L V8
- 2000 Chevrolet Silverado 4.8L V8
- 2001 Chevrolet Silverado 4.8L V8
- 2002 Chevrolet Silverado 4.8L V8
- 2003 Chevrolet Silverado 4.8L V8
- 2004 Chevrolet Silverado 4.8L V8
- 2005 Chevrolet Silverado 4.8L V8
- 2006 Chevrolet Silverado 4.8L V8
- 1999 GMC Sierra 4.8L V8
- 2000 GMC Sierra 4.8L V8
- 2001 GMC Sierra 4.8L V8
- 2002 GMC Sierra 4.8L V8
- 2003 GMC Sierra 4.8L V8
- 2004 GMC Sierra 4.8L V8
- 2005 GMC Sierra 4.8L V8
- 2006 GMC Sierra 4.8L V8
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