K&N Replacement Air Filter (33-2194) Ford > Focus > Mk2 2004-2010 > ST225 Models: 2004 - 2008

Models: 2004 - 2008

which essentially bottle-necks the inlet tract to the throttle body

please see our part FMACECL01)

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This valve is a full replacement atmospheric blow-off valve (i

K&N Replacement Air Filter (33-2194) Ford > Focus > Mk2 2004-2010 > ST225 Models: 2004 - 2008K&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