Injen 15 - 20 BMW M3M4 3.0L Evolution Intake

Roto - molded Housings Both of the one - piece sealed housings utilize the all new Injen Twist - lock System (Patent Pending) to securely attach the SuperNano - Web Dry air filter in place which eliminates the use of unnecessary hardware and provides a simple installation that anyone can accomplish. To top it all off, the housings sport our all new ClearVue badge for easy filter inspection and also provides a clean look that pops every time you open the hood.