FEULING PARTS 1010-3137 5423 BA Race Series Air Cleaner Kit - Black Anodized - Red filterFeatures Originally designed for our 130 Bagger GP race engine, our Race Series (RS) BA air cleaner, comes in just under an inch taller and boasts an impressive 33% increase in filter size over our standard fit BA air cleaner Impressive horsepower and torque gains on any engine and exceptional gains seen on engines running modified and or ported cylinder heads along with intakes and larger throttle bodies The Feuling BA Air Cleaner lengthens the