This is a Mazda RX8 6-speed air cleaner box filter assembly. It is the bottom half only and fits models from 2004-2008. The part number is 319 and the interchange part number is 319-59102B. The mileage on this part is 62000 and it is a genuine OEM product.

This assembly is designed for air and fuel delivery and is compatible with several car and truck models. It is a used item, but still functional with no major damage.