K&N 97-99 BMW 540I Drop In Air Filter

K&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 factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!
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.

Fitment:
BMW 540i Base 1997
BMW 540i Base 1998
BMW 540i Base 1999
BMW 540i Base 2000
BMW 540i Base 2001
BMW 540i Base 2002
BMW 540i Base 2003
BMW 740i Base 1999
BMW 740i Base 2000
BMW 740i Base 2001
BMW 740iL Base 1999
BMW 740iL Base 2000
BMW 740iL Base 2001
BMW M5 Base 2000
BMW M5 Base 2001
BMW M5 Base 2002
BMW M5 Base 2003