K&N’s 57-2583 50-state, street-legal air intake system for 2011-2014 Ford F-150 3.5L EcoBoost pickups provides guaranteed increases in horsepower and torque. It features a roto-molded, high-density polyethylene (HDPE) air intake tube attached to a large, reusable, high-flow K&N air filter and an application-specific heat shield to deflect engine heat away from the air inlet. The HDPE air intake tube allows for increased flexibility in design and manufacturing as well as the large power gains.
