The RamFlo range comprises the 300, 400, 600 and 1000 series, designating the airflow capbility of the various types of filters in CFM. The range encompasses literally hundreds of different carburated EFI applications for most makes and models of vehicles, as well as being suitable for custom applications. Available with a range of coloured elements and competitively priced, over 2.5 million RamFlo's have been sold around the world, a testimony to their innovative design and brilliant engineering.