The K&N Diesel Dryflow drop-in air filter for 2020–2026 Ford Super Duty V8 diesel applications replaces the stock element with a washable, reusable unit. Layered cotton and synthetic media improves airflow and captures contaminants while supporting potential horsepower gains. It installs in the factory air box, is engineered for the vehicle’s lifespan and includes K&N’s No‑Hassle Lifetime Limited Warranty.
K&N 20-26 Ford Super Duty V8 Diesel Dryflow Lifetime Engine Air Filter