Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable S&B CP4 we recommend you install the

we recommend you install the included plug to keep out excess engine heat and keep your filter Clean

3 inch Mandrel-Bent Construction

Each unit features an ultra-durable wrinkle black coating for enhanced underhood aesthetics and corrosion resistance

Removing the factory housing helps reduce maintenance costs

It is typically recommended that you replace the entire fuel system including the fuel rails to help remove all debris and prevent any recontamination to the new fuel system components

Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable S&B CP4 we recommend you install theMaximum Performance: Our cold air intake for the 20 21 Silverado Sierra Duramax L5P 6. 6L was engineered to minimize air restriction and flow better than stock. This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat. New Snap In Lid Design: Our new snap In lid design requires no screws to secure it to the box. This makes installation and inspection quick and easy, as the filter can be installed and