ILSAC GF-5

ILSAC GF-5 was first introduced in October 2010 as the minimum performance standard for use in gasoline fuelled engines in passenger cars.ILSAC GF-5 oils are formulated to improve fuel efficiency and provide improved performance across a wide range of areas including...

ILSAC GF-4

ILSAC GF-4 was first introduced in 2004 for use in gasoline engines in passenger cars.API has discontinued licensing engine oils against ILSAC GF-4 and it became an obsolete specification in September 2011.API recommends that oils meeting the latest ILSAC standard are...

ILSAC GF-3

ILSAC GF-3 was first introduced in 2001 for use in gasoline engines in passenger cars.API has discontinued licensing engine oils against ILSAC GF-3 and it became an obsolete specification in April 2004.API recommends that oils meeting the latest ILSAC standard are...