K&N 20-21 Chevy / GMC 2500/3500 6.6L V8 Performance Air Intake System

Gain a guaranteed increase in horsepower and torque with K&N cold air intake system featuring madrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. Some intakes are not legal for sale or use on any pollution-controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.Installation InstructionsInstallation InstructionsUser 1This Part Fits: Year Make Model Submodel 2020-2024 Chevrolet Silverado 2500 HD Custom 2020-2024 Chevrolet Silverado 2500 HD High Country 2020-2024 Chevrolet Silverado 2500 HD LT 2020-2024 Chevrolet Silverado 2500 HD LTZ 2020-2024 Chevrolet Silverado 2500 HD WT 2024 Chevrolet Silverado 2500 HD ZR2 2020-2024 Chevrolet Silverado 3500 HD High Country 2020-2024 Chevrolet Silverado 3500 HD LT 2020-2024 Chevrolet Silverado 3500 HD LTZ 2020-2024 Chevrolet Silverado 3500 HD WT 2020-2024 GMC Sierra 2500 H