Lucas, 32 OZ, Upper Cyclinder Lubricant, With Injector Cleaner & Fuel Conditioners, Powerful Blend Of Oils & Additives That Contain No Solvents, Designed To Increase Power & Fuel Mileage & Also Lower Exhaust Emissions Through A More Complete Combustion, Formulated For Both Gasoline & Diesel Engines, Carbureted Or Fuel Injected, A Blend Of Super Slick Oils & Additives With A High Detergent Action That Allows The Engine To Operate At Maximum Efficiency, Cleans & Lubricates The Carburetor & Injectors & Causes The Fuel To Burn More Thoroughly For Increased Power & Less Fuel Consumption, Use In Vehicles That Require Leaded Fuel Because It Actually Replaces The Benefits Of Lead In Gasoline Without Causing Harmful Emissions, Use It To Pass Smog Tests, Complies With The Federal Low Sulfur Content Requirements For Use In Diesel Motor Vehicles & Non-Road, Locomotive & Marine Diesel Equipment Engines.