Call us today to order your K&N Boost Control Module!
Part # 21-3101
- Compatible with most other performance upgrades
- Easy plug and play installation
- No modifications or software needed
- Stackable with K&N Throttle Control Module
Vehicle information below is not a guaranty of fitment. If you have fitment concerns, please call prior to ordering.
2017-2019 Chevrolet Silverado 2500 HD; 2017-2019 Chevrolet Silverado 3500 HD; 2017-2019 GMC Sierra 3500 HD; 2017-2019 GMC Sierra 2500 HD
We are an authorized retailer for all K&N products. The standard manufacturer warranty applies. If you ever have manufacturer warranty concerns or questions on products you purchased from us, we can help! We are a family owned and operated company that values all of our customers. We are here to assist with all future warranty concerns!
Warning: This product can expose you to chemicals, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov