Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable S&B CP4 producing plenty of flow for

producing plenty of flow for worn injectors that have high return

3 inch Mandrel-Bent Construction

Core Thickness: 2-1/4 inch

245 Amp Output

Cold Air Intake For 20-21 Chevrolet Silverado GMC Sierra V8-6.6L L5P Duramax Dry Extendable S&B CP4 producing plenty of flow forMaximum 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