aFe POWER 54-12902 Magnum FORCE Stage-2 XP Pro 5R Cold Air Intake System

Now: $357.00
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Magnum Force is the intake choice for Duramax L5P owners wanting the most power. Add +43lbs x ft of torque in 30 minutes, improving airflow by 84% over the stock system by way of a massive 9" x 7.5" open element oval air filter. For those looking to really hear the intake and turbo spool, this is the intake kit for you.

  • 850 CFM Rating @ 7" H₂O
  • +18 HP and +43 lbs. x ft. Torque max gains
  • Outflows Factory Intake by 84%
  • Utilizes Stock Mounting Locations - Easy Installation - No Cutting or Drilling
  • 3-Angle Filter Adaptor Increases Air Velocity Into the Engine
  • Pro 5R Pre-Oiled, Washable/Reusable Air Filter for Maximum Performance


One Piece Powder-Coated Steel Heatshield:
A one-piece powder-coated steel heatshield is used to keep the air intake charge cool and dense.

Huge 5" Flange 360 Degree Air Filter:
A huge 9" x 7.5" base inverted cone 360 degree radial flow air filter is used for maximum flow and performance filtration (98.6% efficient). The Pro 5R performance air filter features 5-layers of progressively finer mesh cotton gauze media and is constructed with 100% polyurethane for long life and multiple cleaning cycles. This is the filter option for those looking for maximum horsepower.

Roto-Molded Tube:
Rotomolded intake tube is engineered for improved volumetric efficiency and maximum performance. The tube connects to the stock intake elbow for added convenience and quicker installation.

Hassle-Free Installation:
aFe has developed this intake to provide a hassle-free installation that utilizes all factory mounting locations minimizing the use of hardware.

Note: This intake system is not CARB exempt at this time and is not legal for sale in California or use on vehicles registered with the California Department of Motor Vehicles.

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