The FLEETGUARD optiair 1100 series air filter housing features an optimized airflow design that under various conditions. With its exclusive filtering material, it ensures maximum particle removal to protect your engine. The advanced sealing technology effectively prevents unfiltered air entry, maintaining engine integrity. Additionally, a built-in contamination indicator allows for timely filter changes, which is crucial for maintenance. It supports high dust capacity, thereby extending service intervals and reducing the frequency of replacements.