Semi Synthetic 10W-40 High Performance Engine Oil Semi synthetic formula designed for Australian Japanese US and European high performance non turbocharged and turbocharged petrol engines. The semi synthetic formula provides excellent anti-wear protection while offering excellent fuel economy. The advanced formulation will keep your engine cool and clean during city or highway driving and prevent sludge build-up over time. For increased protection and performance choose Nulon Full Synthetic 10W-40 Hi Tech Engine Oil (Part No. SYN10W40). Benefits Everyday high performance semi synthetic oil for modern vehicles and motorcycles. Provides excellent high temperature protection for city and highway driving. Suitable for a wide range of vehicles and operating conditions. Improved oil film strength helps reduce metal to metal contact Suitable for vehicles using E10 E85 light duty diesel and LPG fuels Formulated to keep your engine cool and clean Excellent low temperature cold start performance Extremely effective anti-oxidant agent to prevent sludge formation Suitable for motorcycle with and without wet clutch NOTE: Not recommended for heavy-duty diesel engines. Refer to your vehicle service manual for correct lubricant requirements and service intervals.