33-2970 K&N Replacement Air Filter, 2009 -2013 BMW 530i/ 528i/ 730i/ 523i stinger intake K&N� Ultra Premium Motor Oil

K&N� Ultra Premium Motor Oil is specially formulated with a unique combination of additives featuring our advanced Synthamax� technology

Robust square profile Viton O-ring for a reliable seal

Larger drain holes help prevent water buildup

Many people often give a cult following to certain brands of superchargers

The intake tube has an attractive silver powder-coat finish that's made to last and it accommodates the factory IA bypass control thermal valve

33-2970 K&N Replacement Air Filter, 2009 -2013 BMW 530i/ 528i/ 730i/ 523i stinger intake K&N� Ultra Premium Motor OilK&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 No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your