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USD 379.99
Part #: KN21-2597

K&N 21-2597 Boost Control Module

2017-2018 Ford 6.7L Powerstroke
Part #: KN21-2597
Ships from manufacturer (Usually in 1-3 Days)

An Email Will Be Sent With Expected Shipping Date After Purchase

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Safely increase power and performance in your 2017-2018 Ford 6.7L Powerstroke with the K&N 21-2597 Boost Control Module. Featuring easy plug & play installation, the 21-2597 taps into your vehicles factory sensors to command more boost without allowing the wastegate to open for an estimated increase of 21 HP and 35 Lb./ft. of torque. By also monitoring the factory MAP sensor, K&N's Boost Control Module can prevent overboost, ensuring power is added safely. Power level can be adjusted conveniently from the cab with the included adjustable control dial. K&N also includes everything else necessary for a complete and easy installation to get you back on the road quickly and enjoying your new found power!

  • +21 HP & 35 Lb./ft. 
  • In-Cab Adjustability
  • Plug & Play Installation
  • Safely Adds More Power
  • Compatible with Other Upgrades

Vehicle Applications

2017 Ford 6.7L Powerstroke
2018 Ford 6.7L Powerstroke


  • MFG. Number 21-2597
  • Manufacturer Name K&N Engineering
  • Shipping Weight 1.29 lb.
  • Shipping Length 9.62 in.
  • Shipping Width 7.75 in.
  • Shipping Height 3.12 in.
  • Fuel Type Diesel
  • UPC 024844372703
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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Emissions Notice

This product is not legal for sale or street use in California. Certain aftermarket products are subject to governmental emission standards regulated by the California Air Resources Board. In order for these products to be legal on a specific vehicle in California, the part number must receive a CARB Executive Order (EO) number. This number makes the part legal for use only on specific years, makes and models of vehicles. A decal with CARB EO number for these parts must be displayed in the engine bay to satisfy smog inspection requirements.