Marvel Mystery Oil® Marvel Mystery Oils Gallon-MM14R
Regular price $29.99
Product Number: 860-APMM14
When added to gasoline: Cleans and lubricates fuel injectors and carburetors Improves gas mileage Reduces and prevents varnish and gum build-up Extends spark plug life Safe for catalytic converters and oxygen sensors When added to engine oil: Prevents valve sticking and clatter Fortifies properties of engine oil, prevents breakdown caused by extreme temperatures Promotes easier cold-weather starts Reduces and prevents sludge and acid formation For all marine engines- inboard and outboard.