Gulf Western Premium Energy is a semi-synthetic based 10W-30 car engine oil designed and formulated for fuel efficient petrol, LPG and light duty diesel engines produced post-1980. Suitable for applications recommending API AN/CF specifications, this product meets the highly demanding requirements of ILSAC GF-5 certification - providing positive effects on fuel economy and overall wear protection in modern engines. This oil features the latest in additive technology for maximum performance under pressure with outstanding resistance against thermal load and oxidation to keep your engine running smoothing for the long run. You'll also enjoy superior engine cleanliness, with packages designed to reduce the build up of varnishes and sludge deposits over time. Capable of handling a range of naturally aspirated, turbocharged and supercharged engines, you won't regret using Gulf Western oil. To find the oil type and viscosity suggested for your vehicle; either add your vehicle to My Garage or check with your manufacturer, vehicle user manual, your local mechanic or head in-store and talk to one of our friendly team.