Browse clear reference guides to API, ACEA, ILSAC, JASO, and vehicle manufacturer oil standards.
Reference library
Manufacturer
Volkswagen introduced its own specifications in mid '90s. Since then this classification system is the starting point for selecting the technically suitable products for all vehicles manufactured by the VW group (Volkswagen, Audi, Seat, Skoda)....
Manufacturer
Motor Oils Ford WSS-M2C913-A Engine oil, Initial and service fill, SAE 5W-30. This specification meets the ILSAC GF-2 and ACEA A1-98 and B1-98 and additional Ford requirements. Ford WSS-M2C913-B The Ford M2C913-B specification is released...
Manufacturer
BMW Longlife specifications are application standards, not a simple progression in which the newest oil replaces every earlier one. Oil must match the vehicle’s engine, model year, emissions equipment and sales market. Viscosity alone is not enough: two oils with the same SAE grade may carry different approvals. Likewise, terms such as “fully synthetic,” an ACEA or API classification, or a particular base-oil group do not replace the required BMW approval. Always confirm the permitted specification in the owner’s manual, BMW Driver’s Guide, under-hood label or a VIN-specific BMW service system. Some BMW M engines require dedicated oils such as 10W-60 that are outside the regular Longlife specification system.
Manufacturer
GM Dexos Motor Oil Specifications GM Dexos approved oils are recommended to be used in all GM vehicles except those built with Duramax diesel engines that require an API CJ-4 quality oil. GM Dexos 1...
Manufacturer
These qualifications define the characteristics to be complied with by the lubricants used in engines with Otto and Diesel cycle for the first time of filling and during service. The standard is formed of a...
Manufacturer
The name of the MB specifications derives from the Mercedes Bluebook scheme, divided by numbered paragraphs and pages. It is used by dealers to identify the products certified by the manufacturer and their correct application...
Manufacturer
Motor Oils The French PSA group issued a set of oil specifications in 2009 in order to exercise greater control over the motor oils used in their vehicles. All specifications are based on ACEA specs...
Manufacturer
Motor Oils Renault RN0700 Renault engine oil specification; introduced in 2007 upon introduction of the Laguna III. General requirements: ACEA A3/B4 or ACEA A5/B5. Renault RN0710 Renault engine oil specification; introduced in 2007 upon introduction...
Organization
For more than 75 years, API has led the development of petroleum and petrochemical equipment and operating standards. These represent the industry’s collective wisdom on everything from drill bits to environmental protection and embrace proven,...
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ACEA Engine Oil Sequences: current light-duty (2023) and heavy-duty (2024 Revision 1) categories, claim-status dates, terminology, and historical context.
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During the mid-90s it became clear that the JASO Specifications cannot satisfy the requirements of the modern European two-stroke engines. The ISO standards listed below were developed to address this shortcoming. Their basis is the...
Organization
2T specifications Japeneese motorcycle manufacturers found the limits demanded by the API TC specifications too loose. Oils meeting the API TC standard still produced excessive smoke and could not prevent exhaust blocking. Therefore the Japanese...
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ILSAC gasoline-engine-oil specifications: current GF-7A and GF-7B, the GF-6 transition through September 30, 2026, API certification marks, and historical GF categories.
Topic
Current API engine-oil category charts, updated for API SQ and ILSAC GF-7 while retaining the relevant historical gasoline and diesel categories.
Topic
API Publication 1560, 9th edition (November 2023), now lists API GL-5 as the only API automotive gear-lubricant service designation in current use. GL-1, GL-2, GL-3, GL-4, GL-6, and MT-1 remain important historical designations but are not in current use; API specifically notes that GL-4 test hardware is no longer available for performance verification.
Topic
Spec Status Description TA Obsolete Proposed classification for two-stroke engine oils required for extremely-small engines, typically less than 50 cc. Engine Tests for this classification were under preparation when the Coordinating European Council (CEC) withdrew...