GP General Petroleum Petrogen 0W-20 Fully Synthetic Engine Oil
The results of the tests conducted on two samples of this product do not meet the requirements of the stated claim for an API SN, ILSAC GF-5 motor oil, or the General Motor’s dexos®1 GEN2 specification.
The Noack Volatility test result for one sample tested is 36% above the specification of 15% maximum for API SN, ILSAC GF-5, and the second sample tested is 31% above. The samples are 57% and 51% respectively, over the GM dexos® specification for Noack Volatility which has a maximum of 13%.
Further, although the labels on the products tested display the General Motors (GM) dexos® trademark and claim GM approval, the product is not licensed or approved by General Motors as a dexos® motor oil. Only licensed dexos® products have been certified by GM to meet the dexos® specification and display the GM dexos® trademark.
