K&N mandrel-bent aluminum cold air intake for 2021–2022 Ford E350/E450 with the V8 7.3L engine, supplied with a washable, reusable high-flow air filter. K&N states these systems deliver increased horsepower and torque, and are protected by the brand's No-Hassle Lifetime Limited Warranty. The design emphasizes improved airflow with durable intake tubing for truck applications.
K&N 21-22 Ford E350/450 V8-7.3L Performance Air Intake Kit