Upgrade the air intake system in your 2011-2014 FORD 6.7L Powerstroke with the AEM 21-9124DS Brute Force HD Intake System. AEM Intake Systems are designed to produce massive horsepower and torque gains as well as better engine sound when used as a replacement for the factory airbox and air filter. AEM intake systems are designed, tuned, and dyno-tested to fit your truck. These kits usually include an over-sized AEM DryFlow synthetic washable air filter for outstanding air flow, filtration, and performance while allowing easy oil-free cleaning. Most AEM intake systems use mandrel-bent aluminum intake tubes, powder coated heat shields, and high-quality hardware designed to reduce restriction and reduce intake temperature.Â Features: Increased Horsepower Washable and Reusable Oil-Free Filter Media Tuned and Dyno-Tested to Improve Acceleration and Engine Sound CA Residents: CARB E.O. Number on file - LEGAL for use in California.