PETRONAS Geo NG Series are premium performance natural gas engine oils specially developed for the lubrication of a wide range of spark-ignited gas-fuelled engines in order to improve fuelefficiency and reduce emissions. Formulated with high quality selected mineral base oils enhanced with advanced anti-wear, antioxidant, detergent, dispersant, anti-rust and anti-foam additives, PETRONAS Geo NG oils provide excellent piston deposit, sludge and ash control, excellent TBN retention and thermal stability as well as resistance to oxidation/nitration. PETRONAS Geo NG Series meet or exceed key OEM requirements.

PETRONAS Geo NG Series are recommended for use in:
 medium to high speed four-cycle engines requiring a low ash oil
 engines experiencing valve face and seat wear
 lean-burn and stoichiometric four-cycle engines
 engines equipped with catalytic converters
 applications using alternate fuels containing low levels of sulfur or chlorine