Hiflofiltro RC racing oil filters have been developed to meet the rigorous demands of top level race use, it's the only TÜV certified oil filter, ensuring the highest levels of quality, performance, and vehicle compatibility. Tough heavy duty steel canister with a 17mm cross drilled nut enabling easy installation, removal, and lock wiring for race use. Advanced high performance tri-fiber filtration media for optimum filtration, higher capacity, and improved oil flow. The ultimate performance oil filter, engineered for both track and street, the RC Oil Filter uses a rubber coated relief valve for perfect sealing, and is compatible with all oil types. Replaces OEM Part Numbers-Ducati: 09 054 99 60, 444. 4. 003. 4A, 444. 4. 003. 5A, 444. 4. 017. 1A.