Fits: 2020 thru 2023 Chevy Silverado/GMC Sierra 2500HD/3500HD Duramax Diesel

Eliminates the stock intake resonator and muffler with a straight-through 4-inch constant-diameter piece. Clean up your engine bay with the Banks easy-to-install mandrel-bent constant diameter 4-inch intake resonator delete.

Features:

• Increase the airflow of your Duramax intake system
• Eliminates factory resonator and intake muffler
• 4-inch mandrel-bent constant diameter steel tubing
• Banks silicone couplers
• Stainless steel hose clamps
• Stainless steel logo
• Red powder-coat finish
• Easy-to-install

Notes:

• CARB EO# D-161-144
• MUST use stock OEM Airbox