K& N's 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
2007 - 2010
Chevrolet
Silverado 2500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-36; 57 Series - High Density Polyethylene Tube; w/Heat Shield
2007 - 2010
Chevrolet
Silverado 3500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-36; 57 Series - High Density Polyethylene Tube; w/Heat Shield
2007 - 2010
GMC
Sierra 2500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-36; 57 Series - High Density Polyethylene Tube; w/Heat Shield
2007 - 2010
GMC
Sierra 3500 HD
California Air Resources Board Exempt: Yes; CARB EO: D-269-36; 57 Series - High Density Polyethylene Tube; w/Heat Shield