ILSAC GF-4 Engine Oil Specification
You'll find a really comprehensive selection of ILSAC GF-4 oils and lubricants for your Car at Opie Oils ILSAC GF-4 engine oil specification is similar to API SM spec classification,however requires an additional sequence VIB Fuel Economy Test (ASTM D6837). GF-4 offers oxidation resistance, strict deposit protection, low wear of components and low temperature performance over the life span of the engine.
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