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Engine Oil Licensing and Certification System
American Petroleum Institute to up engine oil license fees
API invokes provisional licensing for ILSAC GF-6, API SP, due to backlog at independent test labs
API Engine Oil Licensing and Certification System updated
API to start accepting online applications for ILSAC GF-6 and API SP license in January
API now accepting online applications for SN PLUS licensing
“User language” for supplement category API SN Plus out for comments
API SN Plus: Timing is key
American Petroleum Institute issues 525 API CK-4 licenses so far
New API certified CK-4 and FA-4 diesel engine oil products to become available on December 1
API engine oil licensees reach all-time high
Novvi engine oils get API certification
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