STA-BIL Marine Gasoline Fuel Injector/Carburetor Cleaner (8 oz) is purpose-built for boats and other marine gasoline engines. This marine-grade cleaner targets the deposits that slow you down, keeping your fuel system clean and responsive no matter where the water takes you.
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Cleans both fuel injectors and carburetors to restore smooth power delivery and reliable starts across a range of gasoline-powered marine engines.
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Dissolves gum, varnish, and fuel deposits that accumulate from ethanol blends and long storage, helping your engine breathe easier and run cleaner.
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Treats up to 20 gallons of fuel with each 8 oz bottle, making it a practical addition to routine maintenance for boats, jet skis, and small marine equipment.
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Marine-focused formulation designed to address the unique demands of marine fuel systems, where performance and reliability matter on every voyage.
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Supports smoother idling and crisp acceleration, reducing rough starts and hesitations that can frustrate you on the water.
Who it's for
Boat owners and watercraft enthusiasts who rely on gasoline engines—whether they’re running fuel-injected systems or carburetors—will benefit from STA-BIL Marine Cleaner. It’s ideal for pre-season preventive maintenance, after storage, or anytime you want to maintain peak fuel-system performance.
How it helps you succeed on the water
Deposits accumulate from everyday use and seasonal cycling. This cleaner keeps the fuel path clear, helping engines deliver consistent power, smoother idling, and easier starts—so you can focus on enjoying your time on the water rather than chasing engine issues.
Key details at a glance: 8 oz bottle, treats up to 20 gallons of gasoline, marine-grade formula, targets fuel injectors and carburetors, designed for gasoline engines in marine environments.