HIFLO has been offering quality oil filters and air filters for motorcycles and motocross for over four decades and is one of the most sold brands on the market today. HIFLO's filters offer the same or even better standard than the original filters; Change the air filter regularly to prevent clogging or passage of contaminants that can damage your engine, - Designed for modern, high performance engines - Manufactured to easily fit on the original air box and replace the original air filter - No carburettor adjustment or other injection modifications are required.