Unlock the full potential of your Duramax diesel with a high‑performance S&B Cold Air Intake. Designed for maximum airflow, superior filtration, and OEM‑grade fitment, these intakes deliver proven horsepower and torque gains, improved throttle response, and better fuel efficiency—all while protecting your engine from harmful dirt and debris.
Engineered with a fully enclosed airbox and a clear see‑through lid, S&B intakes not only improve performance but also enhance the under‑hood look of your Chevy or GMC Duramax. Each kit is precision‑molded for a perfect fit, includes premium silicone couplers that won’t crack or deteriorate, and uses S&B’s signature high‑flow washable and reusable filter element for long service life.
Key Benefits
Increased Airflow – Up to 47% more airflow over stock for improved performance.
Enhanced Engine Protection – ISO 5011 tested filters keep out harmful particles while maintaining flow.
OEM‑Quality Fit & Finish – Bolt‑on design for a quick, easy installation with basic tools.
Improved Throttle Response & MPG – Let your Duramax breathe easier for more efficient power.
Clear Lid Design – Easy filter inspection without removing the intake.
