aFe Aries Powersport Air Filters OER PG7 A/F PG7 MC – Yamaha WRF250/450 03-09

Pro GUARD 7 air filter media is constructed using 5 layers of progressively finer medical upgrade cotton gauze, combined with 2 layers of non-woven synthetic polyester fabric with random porosity. The result is high-performance airflow with the filtration efficiency of a heavy duty filter.