Independent technical reference
Understand the API, ACEA and manufacturer standards behind modern engine oils—without the jargon.
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Start with the standard
Browse independent organizations or specifications written by vehicle manufacturers.
International and regional classifications for engine performance and oil quality.
OEM requirements designed around specific engines, service schedules and emissions systems.
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The learning path
Start with the owner’s manual and find the required viscosity and specification.
Learn what each organization or manufacturer approval actually requires.
Confirm the oil carries every required claim—viscosity alone is not enough.
Technical library
Introduction The previous MB commercial vehicle guidelines are being updated and replaced. New Requirements by Daimler Truck Daimler Truck has introduced a new, independent set of requirements for engine oils and other lubricants used in...
On May 1, 2020 the American petroleum Institute (API) announced that service category SP has been accepted and available for licensing. The goal of this category was to make sure that motor oils meeting the...
Brake fluid is a vital component of any modern automotive braking system. Its role in ensuring the safe operation of vehicles cannot be overstated, as it directly affects the performance and reliability of the braking...
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Oil Specifications for iOS
Keep essential organization and manufacturer oil specifications close at hand on iPhone and iPad.
View on the App StoreBuilt for quick reference