K&N 10-12 BMW 135i/335i/335i XDrive/X1 35i 3.0L L6 (E90) Replacement Air Filter - 33-2458 Engine Hardware The soul of this charge

The soul of this charge pipe system is with our mandrel-bent

We suggest they be installed only by tuners-who are familiar with the dynamics of ultra-lowered vehicles-issues such as fitting smaller tires and wheels

NZ2-XTSS kit features an Xtreme pressure plate for the most demanding driver

quick shifting

K&N 10-12 BMW 135i/335i/335i XDrive/X1 35i 3.0L L6 (E90) Replacement Air Filter - 33-2458 Engine Hardware The soul of this chargeK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your