AHL Valve Set for Honda CRF250R CRF250 R 2004-2007 (Intake Exhaust Valve Set) Advanced technology to improve intake and exhaust efficiency High quality black diamond material,durable and efficient,good working condition OEM replacement complete intake exhaust valve set,ideal for the motorbike 100% Brand New!Easy to install,high quality with competitive price Quality Assurance!If you are not satisfied with our products,we accept all of the return,replacement or refund requests