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Re: PC-11, GF6a, GF6b, CK-4, FA-4, 0W/5W-16 and revised 0W/5W-20
Posted to Technical Discussion Forum on 12/3/2016

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Toyota requires ILSAC (GF-5) approval. You should make certain that any oil you use meets that (GF-5) standard. However, oil products that also meet other standards in addition to ILSAC GF-5 could be... Login to read more.