Part no. RHK-0.14.07 Fitment: GAS GAS EC 125 2010-15 GAS GAS EC 200 2007-15 GAS GAS EC 250 2007-17 GAS GAS EC 250F 2012-15 GAS GAS EC 300 2008-17 GAS GAS EC 450 2008-15 GAS GAS EC 450FSR 2007-09 GAS GAS EC 515 2008-09 RHK Filters are designed and manufactured to increase airflow whilst ensuring the ultimate level of protection. RHK Filters consist of an outer layer of coarse open-pore foam which catches large dirt, grime and sand particles. The 2nd inner layer of fine open-pore foam aids in catching minute & finer particles whilst delivering maximum air flow.