Replace the factory intake system in your 2020 GM 6.6L Duramax L5P with the S&B Filters 75-5136 Cold Air Intake (Cleanable Filter). This Air Intake System has a cleanable oiled filter that holds 130 grams of oil and has an efficiency rating of 99.05% for longer filter life.
More Airflow. Better Performance.
Engineered for optimum airflow, this Air intake System is designed to improve airflow up to 51.83% over the stock system by eliminating choke points and restrictive angles found on the factory system.
Enclosed Air Box
A fully enclosed airbox surrounds the Cold Air Intake and blocks out engine heat and large debris from entering the system. The airbox features S&B’s innovative snap-in lid design that does not require screws and makes installation, inspection, and filter maintenance quick and easy.
Premium Silicone Parts
S&B constructs this Cold Air Intake with quality Silicone couplers that are durable and create an airtight seal. Silicone is durable yet elastic enough to stretch, then snap into a perfect seal. It is a premium rubber that can withstand temperatures up to 400° F and won't crack or tear with age.
Full Silicone Hood Scoop
This Cold Air Intake includes a Silicone hood scoop seal that integrates with the OEM hood scoop to send the air directly to the system’s air filter for a better airflow.
Injection Molded MAF Plate
A Rotomolded inlet tube is designed to avoid check engine lights with its properly mapped Mass Air Flow Sensor.
Washable & Reusable Filter
Innovative Snap-In Lid Design
51.83% More Airflow Than Stock
Maintains Functional Hood Scoop
Not available for sale in the state of California Click here to read Emissions Notice.