Nulon X-Protect Premium Mineral 15W-40 Engine Oil is formulated using premium mineral base oils with a high performance additives package designed to maintain viscosity at high temperatures and promote increased engine protection. Detergents and anti-oxidants keep your engine internals and engine oil clean, prolonging oil life between oil changes. Fast flow oil technology improves oil flow, minimising start-up wear. Nulon X-Protect Premium Mineral15W-40 Engine Oil is suitable for use in petrol and light duty diesel passenger and commercial vehicles that recommended API SL/CF or earlier 15W-40 specification oils are used. 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.