Fitments Years Make Model 2004 - 2006 Suzuki RM-Z 250 FeaturesDual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven)Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead air space around the filter for better performanceFlat foam sealing ring securely seats against the airbox, even in the worst riding conditionsSpecs Filter Media Material: Foam Product Name: Air Filter Style: Standard Features: Washable Units: Each Filter Media Style: Dual-Layer Model: Twin Air Riding Style: Off-Road Base Color: Orange Filter Shape: RoundApproximate Package Weight & Dimensions Weight: 6.8 Height: 3 Length: 9 Width: 8