Schaeffer's 5131 Extreme Marine Gasoline Fuel Additive AIS The GM400 is a moderately

The GM400 is a moderately priced

sludge and varnish

(In order to mount a No

primarily used for salmon trolling either behind a flasher or a dodger

For use on flat or curved windshields with a straight blade style arm

Schaeffer's 5131 Extreme Marine Gasoline Fuel Additive AIS The GM400 is a moderatelyConcentrated, multi functional, ashless gasoline additive for use in high performance marine outboard, personal watercraft, powerboat, sterndrive and inboard engines. Keep your boats fuel system clean for optimized performance with Extreme Marine Gasoline Fuel Additive. One 12 ounce bottle treats 50 gallons of fuel. This multi functional marine gasoline additive increases the fuels lubricity, which allows for stronger wear protection on injectors,