aFe POWER PROGUARD Oil Filters deliver increased flow and efficiency that are demanded in off-road vehicles. These oil filters utilize a high performance synthetic media for maximum filtration with minimal flow restriction and are engineered to ISO 4548-12. Each canister features a 3/8" ratchet drive for easy removal and is constructed from high strength steel. Direct OE replacement filter for Yamaha 5GH-13440-50-00.