aFe BMW S65 Magnum FORCE Stage-2 Si Pro 5R Cold Air Intake System (M3)
Enjoy more power and convenience with this Magnum Force Stage 2 Si cold air intake system. It features a clear sight window for easy inspection of its air filter, as well as a unique filter-to-housing interface, making its installation extremely simple. Its sealed housing delivers 48% more cold air to your V8 than your M3’s stock configuration.
A custom CAD designed housing made from heat soak resistant cross-linked polyethylene is used to reduce the number of components and ensure the coolest air intake charge available.
Black Vacuum Formed Cover
The black vacuum formed cover is constructed from ABS plastic and features a built-in sight window, providing easy inspection of the air filter while maintaining a stylish appearance.
Carbon Fiber Look Trim Cover
The carbon fiber look trim cover is constructed with lightweight vacuumed formed ABS plastic for a sleek appearance.
A CAD designed, dyno-tuned intake tube allows for maximum power gains while maintaining a perfect fit and retaining OE connections.
Large 5-Layer Performance Air Filter
This aFe Power Pro 5R, 6-1/2" tall, 360 degree radial performance air filter features five layers of progressively finer mesh cotton gauze media. The washable and reusable filter is surrounded by a 100% polyurethane frame, allowing for multiple cleaning cycles and an extra long filter life.
Stainless steel clamps, a silicone coupler, and a silicone hose are provided for strength and durability while also providing the most secure installation available. Magnum FORCE Stage-2 Si intakes are designed with fewer parts for a fast and easy installation.
This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.
With a unique filter-to-housing interface and minimal parts, this system is a breeze to install.
- Measured flow: 785 CFM @ 7" H2O
- +6 HP / +6 lbs. x ft. Torque max gains
- Outflows factory intake by up to +48%
- No cutting or drilling on factory parts for an easy installation
- Enjoy lifelong performance with a washable and reusable Pro 5R air filter
Airflow Chart (Click to enlarge)
Dyno Graph (Click to enlarge)
2008-2013 BMW M3 (E90/E92/E93) S65 Engine V8 4.0L
To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number(UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.
1 year warranty
Black - 54-82952-B
Carbon Fibre - 54-82952-C
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