aFe 50-74006-1 Momentum HD Pro 10R Cold Air Intake for 11-16 GM 6.6L Duramax LML

Vehicle Fitment

• 2011-2016 Chevrolet Silverado & GMC Sierra 2500HD/3500HD with 6.6-L V8 Duramax LML (RWD/4WD)

Fitment Notes

• Fits only LML engine variants; not compatible with LB7, LBZ, LMM, or LM2 engines.
• Retains factory mounting location; no cutting or drilling required.

Features

• 10-layer Pro 10R cotton gauze oiled filter (~99.5% filtration efficiency)
• Dyno-tested gains: up to +22-HP and +57-lb-ft torque
• Sealed XLPE housing with integrated auxiliary air scoop and clear sight window
• CAD-designed roto-mold intake tube for precise OEM fit
• High-flow performance increases airflow by ~52%
• Durable silicone couplers and premium stainless T-bolt clamps
• Washable and reusable filter media
• 2-year limited warranty included

Specifications

• Estimated Flow: ~1000 CFM (+52% over stock)
• Filter Material: 10-layer oiled cotton; Efficiency: ~99.5%
• Housing Material: XLPE polymer; Tube: roto-mold plastic
• System Weight: ~12-lb; Finish: Matte black
• Warranty: 2-year limited
• System Type: Sealed auxiliary-scoop cold air intake

Included Components

• 1- Sealed intake housing & tube assembly
• 1- Pro 10R radial filter (pre-oiled)
• 1- Mounting hardware kit (clamps, coupler, brackets)
• 1- Installation instructions

Product Description

The aFe Momentum HD Pro 10R 50-74006-1 intake system is built for 2011-2016 GM LML Duramax V8 diesel trucks (Silverado/Sierra 2500/3500HD). It delivers significant airflow improvements and measurable torque gains through a sealed housing, auxiliary scoop, and a race-grade 10-layer radial filter. Designed for easy bolt-on installation without modifications, this system enhances performance, filtration, and reliability under heavy-duty conditions.