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Bully Dog BDX Tuner (14-18 5.3L Sierra 1500)

Market Price $449.99 You Save 11% ($50.99)
Our Price

$399.00 (kit)

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  • Item S53G14-53

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    Features & Details

    • More Horsepower and Torque
    • Over 1,000 Custom Tuning Dealers from Bully Dog Website
    • Full-Color LCD with On Screen Virtual Gauges
    • Customizable
    • Stores Up to 10 Custom Tunes
    • Flash-and-Go Convenience
    • Built-In Wi-Fi
    • Reads and Clears Diagnostic Trouble Codes
    • US Federally Compliant
    • Not Legal for Sale or Use in CA
    • Fits 2014-2018 5.3L Sierra 1500s
    More Than Just a Programing Device. The Bully Dog BDX Tuner is more than just another programmer - it has an all-in-one kit with performance tuner and sleek full-color display with custom gauges. Your 5.3L Sierra 1500 will have the edge you need when you're dealing with rough terrain or transporting heavy loads. The customizable gauges will help you track and correct powertrain performance for better power and torque.

    Unleash Potential. Bully Dog's BDX Tuner is built to tap into your Sierra's potential so you can unleash its true power on the course or street. It has an array of applications for gas and diesel trucks in addition to the data logging and monitoring of critical engine parameters. This tuner kit gives you the ability to read and clear DTC codes.

    Convenient Upgrading. Get the newest tunes and updates without plugging into your PC. The Bully Dog BDX Tuner has built-in Wi-Fi to make calibration and firmware updates quicker and easier. These updates are done through the cloud so you don't have to store it on a physical drive. This state-of-the-art handheld device offers you flash-and-go convenience on an easy-to-view full-color LCD display.

    10 Custom Tunes. With this tuner kit, you can store up to 10 custom tunes from over 1,000 custom tuning dealers from Bully Dog's site. Custom tunes aren't included and this is not legal for sale or use in CA on pollution controlled motor vehicles. Calibrations are US Federally compliant.

    Application. The Bully Dog BDX Tuner is specifically made to fit on 2014-2018 5.3L GMC Sierra 1500 models.

    Fitment: 2014 2015 2016 2017 2018 Details

    MPN# 40470

    CA Residents: WARNING: Cancer and Reproductive Harm -

    What's in the Box
    (1) USB Cable
    (1) OBD-II Cable
    (1) Tuner
    Installation Info
    Tech Specs
    Chip/Handheld: Handheld Custom/Strategy: Custom
    Memory Size: N/A Custom Tunes Held: 10
    Year: 2014-2016 5.3L Sierra 1500 Model: BDX Tuner
    Manufacturer: SCT Special Features: Full color LCD display
    Will it fit my Sierra 1500?

      Customer Photos

        Questions & Answers (4)

        4 Top Rated Questions

        Will this allow me to disable my truck from dropping cylinders?

        • This will feature a MDS mode which will initiate a fuel saving 4 sylinder engine mode and disable additional engine cylinders.

        Helpful (1)

        how do I get custom tunes I programmed my truck and it didn't change anything

        Will it allow you to remove the factory’s governor, vehicle tops out at 99 mph ?

        • Speed limiter adjustments are available, however depending on the specific year of your truck, you may require a custom tune. We recommend contacting SCT for a full list of user adjustable parameters for your year and model.

        Helpful (0)

        Does this offer transmission functions as well? shift points, firmness??

        • Yes, those options are able to be adjusted with this device via custom tuning.

        Helpful (0)
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          Customer Reviews (1) Write a Review

          Overall Rating 5

          out of 5 stars

          Installation Time:Less than 1 Hour

          • Performance Gain 5 5
          • Seat Of Your Pants Feel 5 5
          • Ease Of Use 5 5
          • Bang For Your Buck 5 5

          • 5/5

            Installation Time: Less than 1 Hour

            December 04, 2018

            Great Tuner

            Device did exactly what I needed to gain the extra power. Awsome little device.


            Year: 2014 Engine: 5.3L V8

            Helpful (8)

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