Banks Power Ram-Air Cold-Air Intake System With Oiled Filter For 07-10 6.6L Duramax exterior upgrades Our powder-coat finish stops before

Our powder-coat finish stops before the end of the tubes for better grip ensuring our 4- and 5-ply heavy-duty high-temperature silicone couplers hold tight under high-boost conditions

Banks Intercooler delivers the maximum reduction in boost air temperature with a minimal loss of boost pressure

Improved steering feel and alignment capability

Improved bottom-out resistance

Banks Power Ram-Air Cold-Air Intake System With Oiled Filter For 07-10 6.6L Duramax exterior upgrades Our powder-coat finish stops beforeBanks Power Ram Air Cold Air Intake System With Oiled Filter For 2007 2010 Chevy GMC 6. 6L Duramax Banks Ram Air Superiority. Banks Ram Air Intake Systems are tested and proven. They start out as CAD software prototypes and are put through flow simulations. After a hardware prototype is made, it's tested on a flowbench. Then it's tested on the vehicle. And finally, Banks density tests the Ram Air against stock and many competitors. Proven design.