K&N drop-in High-Flow air filter for Ford F-150 (2004–2008), Expedition (2005–2006), F-250 SD (2005–2007) and Lincoln Navigator (2005–2006). The washable, reusable layered oiled-cotton design improves airflow while trapping contaminants, installs directly into the factory airbox, and is protected by K&N's No-Hassle Lifetime Limited Warranty, offering long-term reuse and reduced disposable filter waste.
K&N 04-08 Ford F150 / 05-06 Expedition / 05-07 F250 SD / 05-06 Lincoln Navigator Drop In Air Filter