The ECOGARD XA5528 Engine Air Filter is engineered to provide optimal engine protection for a range of Ford and Lincoln vehicles, including the 2005–2007 Ford F-350 Super Duty, 2005–2007 Ford F-250 Super Duty, 2004–2008 Ford F-150, 2005–2006 Ford Expedition, 2005–2006 Lincoln Navigator, and 2006–2008 Lincoln Mark LT. With dimensions of 11.34" x 8.45" and a height of 1.37", this flexible panel filter is designed to fit seamlessly into the air intake system, ensuring a secure and efficient installation. Its precise engineering ensures a secure fit, maintaining the integrity of the vehicle's air intake system. By effectively filtering out contaminants, the XA5528 helps maintain optimal engine performance, contributing to the vehicle's overall reliability and longevity. Regular replacement of the engine air filter is essential for maintaining engine efficiency and performance, and the ECOGARD XA5528 offers a reliable solution for this maintenance need.