Originally Posted By: jake88
Most light-duty OEMs are recommending ILSAC oils bearing the API Starburst (or their own OEM specification in other cases). You'll never see them recommend any specific API category because the premise of the system is that it is backwards compatible.
Technically, they rarely refer to GF-4 or GF-5 - you're right. They'll usually say something to the effect of SM or better and bearing the API Starburst, as you point out. However, pointing out SL or better or SM or better is very commonplace. Pointing out GF-4 or better or GF-5 or better is pretty much unheard of because finding the ILSAC category on a bottle of oil is harder to find than the API service category.
Most light-duty OEMs are recommending ILSAC oils bearing the API Starburst (or their own OEM specification in other cases). You'll never see them recommend any specific API category because the premise of the system is that it is backwards compatible.
Technically, they rarely refer to GF-4 or GF-5 - you're right. They'll usually say something to the effect of SM or better and bearing the API Starburst, as you point out. However, pointing out SL or better or SM or better is very commonplace. Pointing out GF-4 or better or GF-5 or better is pretty much unheard of because finding the ILSAC category on a bottle of oil is harder to find than the API service category.