K&N's 77-series cold air intake for 2011–2016 Ford F-250/F-350 6.2L V8 is a mandrel-bent aluminum system paired with a washable, reusable High-Flow air filter that uses oiled cotton media. K&N advertises a guaranteed increase in horsepower and torque for this intake, and the oversized filter allows extended service intervals. The system includes a custom shield or air box to reduce heat soak and is engineered for relatively quick installation.
K&N 11-12 Ford F250/F350 SD 6.2L V8 High Flow Performance Intake