K& N's enclosed air box roto-molded cold air intake systems are guaranteed to provide an increase in horsepower and torque, and are protected by the K& N No-Hassle Lifetime Limited Warranty.
Year
Make
Model
Notes
2017 - 2019
Chevrolet
Silverado 2500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-102
2017 - 2019
Chevrolet
Silverado 3500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-102
2017 - 2019
GMC
Sierra 2500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-102
2017 - 2019
GMC
Sierra 3500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-102