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. It is washable/reusable 5-layer progressively finer mesh cotton gauze oiled media air filter provides maximum airflow for increased horsepower and torque.
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.
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.
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.
View Install Instructions HereFeatures:
- +12 HP / +9 lbs x ft Torque max gains
- Outflows factory intake
- Pro 5R oiled 5-Layer Progressively Finer Mesh Cotton Gauze Oiled Media for Maximum
- Stunning Carbon Fiber intake tube reduce weight while maintaining factory fit and function
- No Cutting or Drilling on OEM Parts for Faster Installation
- BMW M3 (E9X) 08-13 V8-4.0L (S65)
Advanced Flow Engineering, Inc. (aFe) produces high flow, high
performance air filters & intake systems for the automotive
industry. Founded in April, 1999, aFe was created to address an
obvious need in the automotive aftermarket industry: a lack of
choice for a high performance aftermarket air filter. We are a team
of engineers, machinists, production and sales people who believe
in the product we design. We each have years of experience in our
respective positions and together work to ensure that we have the
best product on the market. Our purpose was not just to be another
vendor that offers air filters, we chose to pay attention to those
finer details that set an aFe filter apart from the
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