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

Talk to a Sierra 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 Supercharger Kits & Accessories for your Sierra 3500

K&N Boost Control Module (17-19 6.6L Duramax Sierra 3500 HD)Find parts that fit my vehicle

Item SHG1373
Product Image
K&N Boost Control Module (17-19 6.6L Duramax Sierra 3500 HD)
Verify parts fit and get product recommendations.
Sierra 3500 Sales Techs: Connect Now M-F 8:30A-11P, Sat-Sun 8:30A-9P
Call now 1-888-706-1096 Chat Now
$379.99
Want $10? Write one of the first 5 reviews 4.8 K&N Intake product ratings
On Sale

-12% $379.99 kit Was $429.99

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.

    or use

    Loading Indicator

      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Offers Significant Power Gains and Increased Throttle Response
      • Compatible with Factory Parameters
      • No Software Required
      • Equipped with an Adjustable Knob
      • Stackable with K&N Throttle Control Module
      • Works with Other Performance Upgrades
      • Plug-and-Play Installation
      • With a 90-Day Limited Warranty
      • No CARB EO Number
      • Designed for All 2017-2019 6.6L Sierra 3500 HD Models

      Description

      Safe and Powerful Performance Boost. Experience a bolder performance from your Sierra 3500 HD by using this K&N Boost Control Module. This simple device is designed to enhance your vehicle’s performance and throttle response by adding an estimated 30.60 horsepower and up to 47.30 pound-feet of torque. This boost controller is also optimized for maximum performance and reads the MAP (manifold air pressure) to prevent over-boost and ensure that power is added safely.

      High-Quality Construction. K&N used advanced technology for this Boost Control Module. It features high-quality materials that can withstand your truck’s rugged lifestyle. It is designed for quick adjustability to fine-tune your boost level, thanks to the user-friendly knob.

      Plug-and-Play Installation. This Boost Control Module features a straightforward installation. This device system can be installed in a few minutes with no software required. It includes factory-style connectors that plug directly into your vehicle’s stock wiring harness connectors and sensors.

      Application. This K&N Boost Control Module is specifically designed to be used on all 2017-2019 6.6L Sierra 3500 HD models

      Fitment:

      Details

      K&N 21-3101

      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) Boost Control Module
      • (1) Adjustable Control Dial
      • (1) Wiring Harness
      • Installation Hardware
      4.8

      Reviews of K&N Intake Products (500+)

      Brand Image

      Reviews of K&N Intake products have an average rating of 4.8 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 3500

      • 6.6L V8 Duramax - 17, 18, 19

          Word on the Trail

          Your website is easy & helpful. your deliveries come when you say they will. If you have any questions or problems you answer them quickly.

          danny-34537
          Previous Slide Next Slide