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aFe POWER 52-31662-C Magnum FORCE Stage-2 Carbon Fiber Cold Air Intake System

BMW M3 (E9X) 08-13 V8-4.0L
Part Number: 52-31662-C

MSRP: $714.00

In Stock. Will ship within 1-2 business days.


  • +12 HP / +9 lbs x ft Torque max gains
  • Outflows factory intake by 41%
  • Includes both Pro Dry S oil-free & Pro 5R oiled, washable/reusable performance air filters
  • Stunning Carbon Fiber intake tube reduce weight while maintaining factory fit and function
  • No Cutting or Drilling on OEM Parts for Faster Installation
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Uniquely Shaped Air Filter:
Uniquely shaped to fill the stock air box, this large 9-1/4" x 5-1/4" Oval Top by 5" Tall Filter with a 7x3" opening provides 41% greater airflow over Stock. This washable/reusable 5-layer progressively finer mesh cotton gauze oiled media air filter provides maximum airflow for increased horsepower and torque. Also included as an added value a 3-layer "Oil-Free" progressively finer porosity synthetic media for maximum convenience.

True Cold Air System:
This unique intake system is designed to use the factory intake box to seal the intake tube and filter against unwanted under hood temperatures while increasing airflow and velocity for optimum performance.

Carbon Fiber Intake Tube:
High gloss clear-coated 2 x 2 Twill Weave Carbon Fiber For Heat Protection, the tube is shaped to maintain factory fit and function while reducing weight and enhancing the visual appearance of the engine bay.

Hassle-Free Installation:
Billet aluminum smog pump adaptor for factory smog pump fitting is provided for easy installation. All clamps, couplings, and hardware are included for hassle-free installation. This is a direct bolt-on kit that requires no cutting or drilling on OEM parts.

Note: This intake is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.

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