Key Specifications

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The American Petroleum Institute (API) is the only national trade association that represents all aspects of America?s oil and natural gas industry. Our more than 400 corporate members, from the largest major oil company to the smallest of independents, come from all segments of the industry. They are producers, refiners, suppliers, pipeline operators and marine transporters, as well as service and supply companies that support all segments of the industry.

For consumers, API provides the API?s Engine Oil Licensing and Certification System (EOLCS). It is a voluntary licensing and certification program that authorizes engine oil marketers who meet specified requirements to use the API Engine Oil Quality Marks. These emblems go directly on each container of oil that retains the certification for and is there to help consumers identify quality engine oils for their gasoline- and diesel-powered vehicles.

API specification table

API Heavy-Duty Engine Oil Development Process Flow Chart

ACEA, The European Automobile Manufacturers Association, founded in 1991, represents the interests of the sixteen European car, truck and bus manufacturers at EU level. Its membership consists of the major international automobile companies, working together in an active association to ensure effective communication and negotiation with legislative, commercial, technical, consumer, environmental and other interests. The members of ACEA are competitors in the automobile market place and support free and fair competition as a trade policy and a legal concept.

ACEA specification table

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January 2013

Advancements In Clean Diesel Technology And Fuel To Continue Major Reductions In Black Carbon Emissions

According to Diesel Technology Forum Executive Directs Allen Schaeffer, ongoing innovation in diesel engines will continue to reduce NOx emissions by 99 percent and black carbon emissions by 98 percent in both the U.S. and worldwide.

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Diesel engines have high efficiency, high torque, and outstanding longevity. Not so favorable is excessive exhaust emission , especially regarding carbon soot particulates and NOx. Thus, measures are needed to meet ever-tightening emissions regulations that are being enforced in developed c...

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ACEA Pocket Guide 2012

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