Banks Ram-Air Superiority. Flowbench developed, dyno proven. Improves airflow up to 62%, Enclosed cold-air box with exclusive 4-1/2" bellows to accommodate engine movement. Cooler temps, less smoke and more MPG. Banks' revolutionary Ram-Air Intake System offers the reliability and durability of a factory intake yet delivers astonishing airflow. It flows up to 62% better than stock and outflows Volant and AIRAID, thanks in part to the Ram-Air's huge filter area (fewer filter cleanings!), giant outlet, and the complete air filter housing with large side & bottom inlets. Banks Ram-Air collects & directs more power-producing cool, dense air to the engine, lowering EGTs and smoke and improving fuel economy, too! The cotton gauze filter traps the most dirt and debris. And Ram-Air is the only aftermarket intake with 4-1/2" bellows to accommodate engine movement. This prevents component damage and promotes reliable service life. Key Features: Enclosed housing keeps out hot, power-robbing engine air. Reduces exhaust gas temps and sooty, black smoke. Inhales cooler outside air for more power & MPG. Extends service life and requires fewer cleanings. Outflows stock and competitors up to 62%. Giant filter maximizes high-flow filtration. Extensively tested & validated. 5-year Limited Warranty. OILED Air Filter Element. Exclusive 5 inch bellows