Engineered to protect against smoke and leaks. Contains seal conditioners to preserve elasticity of engine seals. Provides outstanding protection against engine wear. Designed specifically for engines with a mileage of over 70,000 miles (100,000km). Grade 15W-40 A3/B3 - using the incorrect grade can damage your engine. Refer to your vehicle's manual for the correct grade. Suitable for petrol engines. Tamper-proof seal. Unsure which oil to buy for your car? Use you mobile phone and text OIL to 83080. Simply enter your cars registration number and you will receive a personalised oil recommendation for your vehicle. Texts are charged at standard rate.