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.
- Measured flow: 785 CFM @ 7" H2O
- No cutting or drilling on factory parts for an easy installation
- Enjoy lifelong performance with a washable and reusable Pro 5R air filter