The product is a Yamaha Genuine OEM (NOS) Oil Filter with the manufacturer part number 1UY-13440-02-00. It is specifically designed for Yamaha motorcycles, atv’s and scooters. This is a New Old Stock OEM filter. The box is a bit worn and tattered but the filter is ready to install. APPLICABLE MODEL SERIES: [MOTORCYCLE] SX-4 TTR250 YZ250F/400F/426F WR250F/400F/426F etc. [ATV] YFM350/400 etc. Refer to manual to be certain.