Motorcycle Dual Foam Layer Filter Element Fit For Honda CRF250F CRF 250 F 2019-2024 Engine Replacement Parts Fit For HONDA CRF250F 2019-2024; dual foam layered filter sponge box inner mounting frame Direct replacement without or extra adapters; simple placement inside filter compartment for quick Double-layer composite foam realizes dual-stage dust filtration; effectively blocks mud, sand fine trail debris to reduce engine wear Oil-absorbing elastic foam with treatment; temperature intense vibration of off-road riding, not easy to crack or harden die-cut forming with model exclusive outline; tight gap-free sealing inside box, dimensional standard consistent with OEM sponge filter