Use at every fill-up as part of regular engine maintenance. Regular use can lead to improved fuel economy. Use at every oil change for optimal performance.
Unlike some products that simply burn up and billow out your car’s tailpipe, Marvel Mystery Oil offers long lasting protection to your car’s hard working engine, by cleaning and adding a lubricating layer unparalleled by the other so called “Fuel & Motor Treatments”. Add Marvel to your gas tank to restore engine performance.
16oz. -MM12R & 50094 32oz. -MM13R & 50095 128oz. -MM14R & 50097
Superior Cleaning for Engines & Fuel Systems
Reduces Wear & Tear on Engines
Top End Lubrication & Sludge Control
Increases Gas Mileage
Relieves & Prevents Cold Weather Starts
Use at every fill-up as part of regular engine maintenance. Regular use can lead to improved fuel economy. Use at every oil change for optimal performance.HOW IT WORKS
Use in Gasoline, Biodiesel & Diesel Fuels
Use in Both Regular & Synthetic Engine Oil
Power Steering Units
Safe to Mix with Other Oil Additives & Lubricants