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A. Shell Helix Ultra Professional AF 5W-20 was formulated specifically for use in Ford vehicles with the Ecoboost engine requiring WSS-M2C948-B. It is also suitable for Ford engines where API SN or ACEA A1/B1 are specified.
A. Yes, Shell Helix Ultra Professional AF 5W-20 is approved against Ford WSS-M2C948-B.
A. Yes, Shell Helix Ultra Professional AF 5W-20 is backwards compatible with the majority of Ford gasoline engines including those requiring Ford WSS-M2C925-B.
A. API and ACEA are the universal lubricant performance standards every reputable oil meets. They are your baseline check — match the code your handbook specifies (e.g., API CI-4 or ACEA E7 for heavy-duty diesel) and the oil is technically suitable for your machine. Every oil on our site lists its API and ACEA classifications.
A. Shell Helix Ultra Professional AF 5W-20 meets ACEA A1/B1 and API SN.
A. Shell Helix Ultra Professional AF 5W-20 is positioned for Ford Ecoboost gasoline engines. For Ford diesel applications, check the vehicle service manual — Ford WSS-M2C950-A (Shell Helix Ultra Pro AF-L 0W-30) is the appropriate Shell selection for Ford diesel.
A. An OEM Specification is the lubricant requirement set by a vehicle or equipment manufacturer (e.g., MB 228.3, VW 504.00). When an oil lists the code, the oil manufacturer has developed and tested it to meet the criteria the equipment manufacturer requires. Match the code in your handbook and you have a lubricant engineered for your machine.
A. An OEM Approval means the oil has been formally tested and signed off by the equipment manufacturer and listed on their official approved-products register (e.g., MB-Approval 228.3). An Approval confirms the oil is recognised by the equipment manufacturer for service use in their machines.
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