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A. Shell Helix Ultra Professional AJ-L 0W-20 is designed for the demanding requirements of high-performance gasoline engines from Jaguar and Land Rover.
A. Yes, Shell Helix Ultra Professional AJ-L 0W-20 is approved against the Jaguar-Land Rover engine oil specification STJLR 51.5122.
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 AJ-L 0W-20 meets API SN; and meets ACEA A5/B5 engine test performance requirements.
A. Shell Helix Ultra Professional AJ-L 0W-20 is positioned for gasoline engines from Jaguar and Land Rover. For diesel applications, check the vehicle service manual for the required specification (Jaguar and Land Rover diesels typically require different STJLR specifications).
A. Yes, Shell Helix Ultra Professional AJ-L 0W-20 is a fully synthetic motor oil.
A. Shell offers a family of Jaguar Land Rover specific oils under the AJ-L / AF-L / APL / AVL naming, each meeting a different STJLR specification. The AJ-L 0W-20 covers STJLR 51.5122. Other variants in the catalogue cover other JLR engine generations.
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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