Maximizes Power and Mileage Contains Upper Cylinder Lubricant Cleans Fuel Injectors Use on Petrol and Diesel Engines Product Details: Rislone Fuel Injector Cleaner is the best all-around fuel additive to use with every tank of fuel. From the outset, we engineered it to be far better than your average fuel additive. And we succeeded. This complete fuel system tune-up helps eliminate noisy injectors and fuel pumps, rough idle, hard starting and hesitation. Its high performance additives increase power, performance, mileage and help save petrol by cleaning and lubricating fuel injectors. You can use this product with all petrol, ULSD diesel, and Flex-Fuel engines as well as all unleaded, oxygenated, reformulated and biofuels. Dosage: One bottle is concentrated to treat up to 76 L of petrol or diesel fuel. For small engines, use ¼ bottle for every 19 L. Size" 177mL