aFe Power S65 Stage-2 Cold Air Intake System (E9X M3)

With an extremely easy maintenance routine and installation, the Magnum Force Stage 2 Si for the E9X M3 is one of the most convenient cold air intake systems on the market. Its sealed housing delivers 29% more cold air to your V8 than your vehicles stock configuration.

Features:

• Measured flow: 685 CFM @ 7" H2O
• Enjoy lifelong performance with a washable and reusable Pro Dry S air filter
• Built-in sight window provides easy inspection of filter without disassembly
• Unique filter-to-housing interface makes for minimal parts and a super simple installation