K&N 09-10 BMW 523i 3.0L-L6 Drop In Air Filter 'Fuel Pump' Key FeaturesAll Weather ProtectionProtects your

Key FeaturesAll Weather ProtectionProtects your floor from dirt

5" T-304 stainless steel tips

while it is in liquid state

System also features Boryla's Polyphonic Harmonizer Technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

BRAND: SR1 PERFORMANCE

K&N 09-10 BMW 523i 3.0L-L6 Drop In Air Filter 'Fuel Pump' Key FeaturesAll Weather ProtectionProtects yourK&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