Improve fuel efficiency, reduce harmful emissions and maintain engine performance with SCA Semi-Synthetic 10W-30 Engine Oil. This premium quality, semi-synthetic engine oil has been designed for use in the latest technology, fuel efficient and low emission engines. It provides excellent protection against low speed pre-ignition (LSPI) a pre-ignition event more common in smaller petrol and turbocharged engines that can cause severe engine failure. SCA Semi-Synthetic 10W-30 is suitable for use in modern, petrol passenger vehicles where ILSAC GF-4, ILSACC GF-5, API SN PLUS/RC or earlier specification 10W-30 engine oils are recommended. 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.