Yamaha Oil Filter N26-13440-04-00. Protect your Yamaha outboard with the genuine Yamaha oil filter N26-13440-04-00. This OEM filter is the updated replacement part that supersedes N26-13440-03-00, delivering the proper fit and dependable filtration performance required for Yamaha four-stroke outboards across a wide horsepower range.. Supersession Details. Current Part Number: N26-13440-04-00. Supersedes: N26-13440-03-00. If your service manual lists the older part number, order N26-13440-04-00 a