HKS 70001-AK032 RED 200mm

The wet 2-layer type is included in Racing Suction kits and is focused on maximizing airflow for performance, yet still keeping harmful particles from the engine. If your vehicle is in a high dust area, HKS recommends using dry 3-layer elements. 

HKS replacement Filter Elements are available in a dry 3-layer, triple density or wet 2-layer, dual density construction. The dry 3-layer type is standard in HKS SPF Reloaded Intake kits, and is designed for superior filtration while still providing excellent airflow.  If your vehicle is in a high dust area, HKS recommends using dry 3-layer elements

Check you Diameter of the Filter Element before ordering - this is 200mm

The other option size is 150mm