Twin Air PowerFlow Kit for Honda CRF450R CRF450RX 2017–2020 CRF250R CRF250RX 2018–2021 – Includes Pre Oiled Filter & Cage – OEM Replacement 17213 MKE A00 – Off Road Use – Part# 150225C Clamp This expandable level gives you standard bore This expandable level gives you the flexibility to fit in tight spaces or maximize accuracy across a longer span The IMX30 compound delivers high performance longevity Direct bolt in replacement for the factory air filter system on Honda CRF450R CRF450RX (2017–2020) and CRF250R CRF250RX (2018–2021) models PERFORMANCE BENEFITS: • Maintains factory specified airflow characteristics • Provides reliable engine protection against dirt and debris • Supports original engine operation as designed by Honda PACKAGE INCLUDES: • 1 × Twin Air PowerFlow Aluminum Cage • 1 × Twin Air Pre Oiled Dual Stage Foam Air Filter Element