K&N 60-1290 Round Air Filter Assembly 5-1/8",14" X 3-3/4"H,1-1/4"DRP BSE ymm_23 Designed for heavy-duty diesel engines

Designed for heavy-duty diesel engines which use more than 33% antifreeze or a supplemental corrosion package

Multiple layers of premium cotton gauze treated with a tacking agent work together to block and trap harmful contaminants

Constructed from premium T-304 austenitic stainless steel with mandrel bends

Gain a guaranteed increase in horsepower and torque with the K&N cold air intake system featuring a mandrel-bent aluminum intake tube

2007 BMW Z4 M Coupe

K&N 60-1290 Round Air Filter Assembly 5-1/8",14" X 3-3/4"H,1-1/4"DRP BSE ymm_23 Designed for heavy-duty diesel enginesDescription K&N 60 1290 Round Air Filter Assembly 5 1 8",14" X 3 3 4"H,1 1 4"DRP BSE K&N custom air cleaner assemblies are designed for racers, combining attractive appearance with the superior air flow expected from K&N. These assemblies are suitable for any engine that uses a round element air cleaner housing. Each assembly features a K&N Air Filter and delivers more air flow than other assemblies of this type. Four different designs are available,