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.Installation InstructionsUser 1This Part Fits: Year Make Model Submodel 2020-2025 Chevrolet Silverado 2500 HD Custom 2020-2025 Chevrolet Silverado 2500 HD High Country 2020-2025 Chevrolet Silverado 2500 HD LT 2020-2025 Chevrolet Silverado 2500 HD LTZ 2020-2025 Chevrolet Silverado 2500 HD WT 2024-2025 Chevrolet Silverado 2500 HD ZR2 2020-2025 Chevrolet Silverado 3500 HD High Country 2020-2025 Chevrolet Silverado 3500 HD LT 2020-2025 Chevrolet Silverado 3500 HD LTZ 2020-2025 Chevrolet Silverado 3500 HD WT 2020-2025 GMC Sierra 2500 HD AT4 2024-2025 GMC Sierra 2500 HD AT4X 2020-2021 GMC Sierra 2500 HD Base 2020-2025 GMC Sierra 2500 HD Denali 2022-2025 GMC Sierra 2500 HD Pro 2020-2025 GMC Sierra 2500 HD SLE 2020-2025 GMC Si