Green Cotton Air Filters are one of the best air filters in the market designed and developed from manufacturing and supplying premium cotton air filters to the racing and motorsport industry. The experience gained quickly promoted Green Cotton Filters to Europe s largest cotton air filter manufacturer.Deep Pleats in the double layered cotton create a 10-20% increase in filtration surface area.Green Cotton Air Filters flexible rubber frame offers an airtight and secure fit inside the air box.Precision production virtually eliminates rubber seepage on to the surface of the filter thus maximising air flow by upto 15% over rival products.The Green Cotton Air Filters range includes Induction kits, Panel filters, Dynamic Induction kits, Universal Conical and Cone shaped filters, Twister filters, Storm and Nano Storm filters, Breather filters and a wide range of accessories such as Cold air ducting, Airflow meter adaptors, Silicone hosing, Alloy tubes to name but a few.