







The TWIN AIR pre-oiled air filter (manufacturer part number: 151128X) is designed for motocross bikes that require reliable filtration without compromising airflow. Ideal for demanding riders, it combines a multi-layer foam construction with specific manufacturing processes to optimize engine protection and throttle response.
Reference suitable for recent motocross models, including KAWASAKI KX 450 X (2026), KX 450 (2026), and KX 250 X (2026). A practical choice for those who want to easily maintain their airbox and ride confidently on trails or in competition.