Dick's Auto Parts » 2009, BMW, M3

Description: K/N s roto-molded cold air intake systems are guaranteed to provide an increase in horsepower and torque and are protected by the K/N No-Hassle Lifetime Limited Warranty.

Description: K/N s replacement High-Flow Air Filters are designed to increase horsepower while providing exceptional engine protection and are covered by K/N s No-Hassle Lifetime Limited Warranty.