The aFe MagnumForce Stage 2 Si Intake System (51-81012-C) delivers enhanced performance for 2006-2011 BMW 3 Series E9x models with 3.0L non-turbo engines, increasing horsepower by 12HP and torque by 15 lb-ft while improving airflow by 56% over stock.
Key Features :
Direct bolt-on for 2006-2011 BMW 3 Series E9x 3.0L non-turbo
12HP and 15 lb-ft torque gains
56% better airflow than factory intake
Sealed housing with dual kidney grille auxiliary air ducts
Washable/reusable Pro Dry S air filter (oil-free)
CAD-designed roto-molded intake tube with velocity stack
Carbon fiber-look ABS plastic cover
No cutting or drilling required for installation
Fits both active and non-active steering models
This high-performance intake system features a sealed design with a large 6" conical air filter using 3-layer synthetic media for optimal filtration and airflow. The unique one-piece housing incorporates dual kidney-shaped auxiliary air inlets styled after BMW's signature grille design, while the dyno-tuned intake tube improves volumetric efficiency for maximum power gains.
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