aFe Momentum HD PRO 10R Stage-2 Cold Air Intake System 50-74006-1 for 2011-2016 GM 6.6L Duramax Diesel Trucks

Bringing you the next generation of intakes, the Momentum HD sealed air intake system is designed using the most up-to-date engineering tools and techniques to provide you with the perfect blend of power and protection. This intake system is superior in every way. From the one-piece sealed housing with a built-in clear sight window to the massive 1,000cfm air filter and premium hardware, we spared no expense to give you the best intake on the market. Momentum HD Cold Air Intake System w/ Pro 10R Filter GM Diesel Trucks 11-16 V8-6.6L (td) LML

• Pro 10R 10-Layer Progressively Finer Cotton Gauze Oiled Media for Maximum Performance
• Built-In Sight Window Provides Easy Inspection of Filter Without Disassembly
• Unique (Patent Pending) Filter-to-Housing Interface for Easy Installation
• High Quality One-Piece Sealed Housing with Auxiliary Air Scoop
• No Cutting or Drilling on OEM Parts for Faster Installation
• Washable and Reusable for Multiple Cleaning Cycles
• Outflows factory intake by up to 52%
• CAD-Designed Roto-Molded Intake Tube
• +57 ft. x lbs. TQ & +22 HP

The aFe Momentum HD PRO 10R Stage-2 Cold Air Intake System, part number 50-74006-1, is engineered for 2011-2016 GM trucks equipped with the 6.6L Duramax V8 diesel engine. This sealed intake system combines a high-flow design with protection from hot engine-bay air, helping deliver improved airflow and consistent performance. The system includes a large 1,000 CFM Pro 10R filter and a CAD-designed roto-molded intake tube for efficient air delivery.

A one-piece sealed housing includes an auxiliary air scoop and a built-in clear sight window, allowing filter inspection without removing the housing. The patented filter-to-housing interface simplifies installation, while the included premium hardware supports a secure fit. No cutting or drilling of factory components is required. Compared with the factory intake, the aFe Momentum HD system can flow up to 52% more air and is engineered to support gains of up to 22 horsepower and 57 lb.-ft. of torque, depending on vehicle configuration and supporting modifications.

The washable and reusable Pro 10R filter uses 10-layer progressively finer cotton gauze oiled media to balance filtration and performance. Its serviceable design supports multiple cleaning cycles, making it a practical upgrade for street-driven, towing, and work applications. This intake is EPA compliant and carries California Air Resources Board Executive Order D-550-18. Fitment includes 2011-2014 Chevrolet Silverado 2500 HD applications listed for the 6.6L Duramax LML engine, with broader 2011-2016 GM diesel truck fitment identified by aFe.

Product Specifications and Technical Data

• Brand: aFe
• Part Number: 50-74006-1
• Product Type: Sealed cold air intake system
• Filter Type: Pro 10R washable and reusable oiled cotton gauze
• Filter Media: 10-layer progressively finer construction
• Maximum Airflow: Up to 1,000 CFM
• Airflow Improvement: Up to 52% over the factory intake
• Emissions Status: EPA compliant; CARB EO D-550-18

What's Included

The box includes the sealed intake housing with sight window, Pro 10R air filter, roto-molded intake tube, auxiliary air scoop, installation hardware, and required components for a no-cut, no-drill installation.

Features:

• Pro 10R Filter: Uses 10-layer progressively finer oiled cotton gauze media for high airflow and performance-focused filtration.
• Sealed Housing: Helps isolate the filter from hot engine-bay air while incorporating an auxiliary air scoop for additional airflow.
• Built-In Sight Window: Allows quick filter condition checks without disassembling the intake system.
• High-Flow Performance: Flows up to 52% more air than the factory intake and supports gains of up to 22 horsepower and 57 lb.-ft. of torque.

Fitments:
2011 Chevrolet Silverado 2500 HD LT
2011 Chevrolet Silverado 2500 HD LTZ
2011 Chevrolet Silverado 2500 HD WT
2011 Chevrolet Silverado 3500 HD LT
2011 Chevrolet Silverado 3500 HD LTZ
2011 Chevrolet Silverado 3500 HD WT
2011 GMC Sierra 2500 HD Denali
2011 GMC Sierra 2500 HD SLE
2011 GMC Sierra 2500 HD SLT
2011 GMC Sierra 2500 HD WT
2011 GMC Sierra 3500 HD Denali
2011 GMC Sierra 3500 HD SLE
2011 GMC Sierra 3500 HD SLT
2011 GMC Sierra 3500 HD WT
2012 Chevrolet Silverado 2500 HD LT
2012 Chevrolet Silverado 2500 HD LTZ
2012 Chevrolet Silverado 2500 HD WT
2012 Chevrolet Silverado 3500 HD LT
2012 Chevrolet Silverado 3500 HD LTZ
2012 Chevrolet Silverado 3500 HD WT
2012 GMC Sierra 2500 HD Denali
2012 GMC Sierra 2500 HD SLE
2012 GMC Sierra 2500 HD SLT
2012 GMC Sierra 2500 HD WT
2012 GMC Sierra 3500 HD Denali
2012 GMC Sierra 3500 HD SLE
2012 GMC Sierra 3500 HD SLT
2012 GMC Sierra 3500 HD WT
2013 Chevrolet Silverado 2500 HD LT
2013 Chevrolet Silverado 2500 HD LTZ
2013 Chevrolet Silverado 2500 HD WT
2013 Chevrolet Silverado 3500 HD LT
2013 Chevrolet Silverado 3500 HD LTZ
2013 Chevrolet Silverado 3500 HD WT
2013 GMC Sierra 2500 HD Denali
2013 GMC Sierra 2500 HD SLE
2013 GMC Sierra 2500 HD SLT
2013 GMC Sierra 2500 HD WT
2013 GMC Sierra 3500 HD Denali
2013 GMC Sierra 3500 HD SLE
2013 GMC Sierra 3500 HD SLT
2013 GMC Sierra 3500 HD WT
2014 Chevrolet Silverado 2500 HD LT
2014 Chevrolet Silverado 2500 HD LTZ
2014 Chevrolet Silverado 2500 HD WT
2014 Chevrolet Silverado 3500 HD LT
2014 Chevrolet Silverado 3500 HD LTZ
2014 Chevrolet Silverado 3500 HD WT
2014 GMC Sierra 2500 HD Denali
2014 GMC Sierra 2500 HD SLE
2014 GMC Sierra 2500 HD SLT
2014 GMC Sierra 2500 HD WT
2014 GMC Sierra 3500 HD Denali
2014 GMC Sierra 3500 HD SLE
2014 GMC Sierra 3500 HD SLT
2014 GMC Sierra 3500 HD WT
2015 Chevrolet Silverado 2500 HD High Country
2015 Chevrolet Silverado 2500 HD LT
2015 Chevrolet Silverado 2500 HD LTZ
2015 Chevrolet Silverado 2500 HD WT
2015 Chevrolet Silverado 3500 HD High Country
2015 Chevrolet Silverado 3500 HD LT
2015 Chevrolet Silverado 3500 HD LTZ
2015 Chevrolet Silverado 3500 HD WT
2015 GMC Sierra 2500 HD Base
2015 GMC Sierra 2500 HD Denali
2015 GMC Sierra 2500 HD SLE
2015 GMC Sierra 2500 HD SLT
2015 GMC Sierra 3500 HD Base
2015 GMC Sierra 3500 HD Denali
2015 GMC Sierra 3500 HD SLE
2015 GMC Sierra 3500 HD SLT
2016 Chevrolet Silverado 2500 HD High Country
2016 Chevrolet Silverado 2500 HD LT
2016 Chevrolet Silverado 2500 HD LTZ
2016 Chevrolet Silverado 2500 HD WT
2016 Chevrolet Silverado 3500 HD High Country
2016 Chevrolet Silverado 3500 HD LT
2016 Chevrolet Silverado 3500 HD LTZ
2016 Chevrolet Silverado 3500 HD WT
2016 GMC Sierra 2500 HD Base
2016 GMC Sierra 2500 HD Denali
2016 GMC Sierra 2500 HD SLE
2016 GMC Sierra 2500 HD SLT
2016 GMC Sierra 3500 HD Base
2016 GMC Sierra 3500 HD Denali
2016 GMC Sierra 3500 HD SLE
2016 GMC Sierra 3500 HD SLT

Air Freight Prohibited: false
Not Carb Approved: false
Carb Eo Number: D-550-18
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: Compliant
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1