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only needs cleaning every 100k miles under normal highway conditions
It has an open 360 degree free breathing 9 inch Filtercharger air filter element on top of a stainless steel velocity stack base
7 HP @ 5000 RPM
The K&N 57S-3300 Performance Airbox replaces the restrictive factory air filter and air box
Tensioner Pulley (Main Drive) (Steel) Aug 2006 - Oct 2008
33-2431 K&N Replacement Air Filter, Ford Mustang 3.7-4.6-5.0L, '10-14' airbox only needs cleaning every 100kOVERVIEW 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. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product! DETAILS ENGINEERED POWER: State of the art air filter media is designed to increase horsepower and acceleration as
