FREE 1 to 3-Day Delivery on Orders $119+ Details

Talk to a Silverado 3500 Sales Tech
1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Black Friday is Here! Shop Early Deals >
Get $80 Off Redeem Now >

Find Tuners (Subcategory) for your Silverado 3500

Diablosport Trinity 2 Tuner with ECM Unlock (20-23 6.6L Gas Silverado 3500 HD)Find parts that fit my vehicle

Item SHS40543
Product Image
Diablosport Trinity 2 Tuner with ECM Unlock (20-23 6.6L Gas Silverado 3500 HD)
Verify parts fit and get product recommendations.
Silverado 3500 Sales Techs: Connect Now M-F 8:30A-11P, Sat-Sun 8:30A-9P
Call now 1-888-706-1096 Chat Now
$737.06
Want $10? Write one of the first 5 reviews 4.7 Diablosport Tuner product ratings
On Sale

-10% $737.06 each Was $818.95

to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    Loading Indicator

      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Tuner with ECM Unlock
      • Offers Tunes for 87, 91, and 93 Octane Fuels
      • User-Adjustable Parameters
      • Throttle Response, Speed Limit, Tire Size, and DFM Disable
      • Recall Last Mode Setting
      • Retain Auto-Start-Stop Setting
      • Full Color 5-Inch Touch Screen
      • Real-Time Monitoring of Vital Engine Data with On-Screen Gauges
      • Internet Updateable
      • Quick and Easy Setting Up
      • Limited 1-Year Warranty
      • Fits 2020-2023 6.6L Gas Silverado 3500 HD Models

      Description

      Advanced Tuning Capabilities. The Diablosport Trinity 2 Tuner is a powerful tuning device that allows for ECM unlock and offers a variety of tunes for 87, 91, and 93 octane fuels. This tuner enables users to adjust various parameters, enhancing throttle response, speed limit, tire size, and DFM disablement for improved performance.

      Construction and Appearance. Featuring a full-color 5-inch touch screen, the Diablosport Trinity 2 Tuner provides an intuitive and interactive user interface. The robust construction ensures durability, while the sleek design complements the interior aesthetics of your vehicle.

      Other Features. This tuner also retains the auto-start-stop setting and recalls the last mode setting, ensuring a seamless driving experience. Additionally, it offers real-time monitoring of vital engine data with on-screen gauges for comprehensive performance insights.

      Installation. Setting up the Diablosport Trinity 2 Tuner is quick and easy, requiring no drilling. Most users can install it with minimal effort and basic tools.

      Warranty. The Diablosport Trinity 2 Tuner comes with a limited 1-year warranty.

      Application. This Diablosport Trinity 2 Tuner fits 2020-2023 6.6L Gas Silverado 3500 HD models.

      Fitment:

      Details

      Diablosport 9266-R

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Tuner with ECM Unlock
      4.7

      Reviews of Diablosport Tuner Products (437)

      Brand Image

      Reviews of Diablosport Tuner products have an average rating of 4.7 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Silverado 3500

      • 6.6L V8 - 20, 21, 22, 23

          Word on the Trail

          My favorite part is that you can put in your trucks make and model, and only shop parts that will fit that truck. Makes life so much easier.

          Desrteagl5
          Previous Slide Next Slide