90015-PH1-013 Oil Filter Holder - Overview. The 90015-PH1-013 Oil Filter Holder is a crucial component in Honda marine engine systems, specifically designed to securely mount and hold the oil filter in place. It plays a vital role in maintaining an effective lubrication system by ensuring a proper seal and connection of the oil filter, which helps to keep the engine running reliably and efficiently. This part integrates cleanly with existing hardware, maintaining optimal performance and durabili