Best Sea Foam Fuel Additives in 2026

Keeps fuel fresh for up to 24 months during storage

Eliminates need to drain fuel prior to storage

Ensures quick, easy starts after storage

Cleans and Lubricates Fuel System: The product contains a blend of detergents and additives that help to clean and lubricate the fuel system, including the fuel injectors, carburetor, and combustion chamber.

Improves Fuel Economy: The product can help to improve fuel economy by removing deposits and contaminants from the fuel system and improving the efficiency of fuel combustion.

Reduces Emissions: By improving fuel combustion, the product can also help to reduce exhaust emissions, including harmful pollutants such as carbon monoxide and nitrogen oxides.

Restore power and performance - Restores lost power and performance by removing gum, varnish, and other fuel system deposits.

Maximize fuel economy - Keeps engines clean, and protects from deposits that rob engine efficiency and reduce fuel economy.

Protect the fuel system and fuel gauge sensor from various types of corrosion - Multiple corrosion inhibitors protect metal components (both ferrous components like iron and steel, and non-ferrous components like copper and silver) from the damaging effects of corrosion.

It is tuned-up in a bottle

Cleans and lubricates the fuel system

Neutralizes low sulfur fuel problems

Item Package Dimension: 11.749999988015L x 3.249999996685W x 3.249999996685H inches

Item Package Weight - 1.99959271634 Pounds

Item Package Quantity - 1

Helps your entire fuel system run smoother and last longer

Cleans fuel injectors and carburetor passageways

Cleans intake valves and chamber deposits

100 percent pure petroleum

EPA registered product

Liquefies gum and varnish deposits or internal engine contaminants

Dissolves and clean fuel deposits and sticky residues from gas and diesel fuel injectors, carburetors, and combustion chambers

Package dimensions :5.0" L x5.0" W x8.25" H

Does NOT have harsh detergent or abrasive chemicals that can harm your engine

Improves power and efficiency in two and four stroke engines

Removes and prevents carbon and varnish deposits from injectors, carburetors, intake valves, intake ports and combustion chambers

Fights corrosive elements of sulfur in Ethanol blended fuels

Treats Up To 25 Gallons ps, lost acceleration and rough idling for improved performance

Jet fuel serves as the carrier for the active ingredien Helps Recover Lost Mpg And Reduce Exhaust Emissionst nts, creating a high-quality additive for easy auto care

Add this fuel injector treatment to your vehicle regularly when you fill your gas tank Friction modifier in the fuel additive combats upper cylinder friction

EXTEND THE LIFE OF YOUR VEHICLE: zMAX Engine & Fuel formulas are simple and easy to use. Micro-lubrication soaks into metal surfaces, which improves lubricity and reduces carbon deposit build-up while boosting performance and protecting vital vehicle parts.

ENGINE EFFICIENCY: Add zMAX Engine Formula to gain efficient combustion resulting in more power. Use the engine treatment at your routine oil change or every 6k miles to reduce engine wear, lower emissions and keep your engine running smoothly.

FUEL CONDITIONER: Pour zMAX Fuel Formula in the fuel tank to lubricate and maintain a clean fuel injector system. It conditions the pumps and nozzles reducing carbon residue from the valves and pistons while improving fuel efficiency and performance.

Six in one: equal to a bottle of regular injector & complete fuel system cleaner, upper cylinder lubricant, fuel stabilizer and conditioner, dry gas, gas treatment and octane booster

Increase power and performance: boosts octane, power, performance and mileage, stabilizes gas, lubricates and protects

Save gas: cleans and lubricates the complete fuel system; engine dynamometer tests show improved fuel economy

FIXES ROUGH RUNNING ENGINES – STA-BIL Fast Fix eats away at gum and varnish that cause rough starts and no starts in your small engine equipment. This easy-to-use fuel additive combats the effects of ethanol blended gasoline

ELIMINATES WATER – This fuel injector cleaner helps to remove water that may get into your fuel system. Penetrating deep into the fuel line, this simple fuel additive prevents the need to disassemble the engine. The 8 oz. bottle of this alcohol-free fuel additive treats up to 20 gallons of fuel

VERSATILE – Compatible with all small engines, adding STA-BIL Fast Fix to your 2-cycle or 4-cycle small engine cleans carburetors and injectors while acting as a water remover. Use this product in your lawn mower, chainsaw, trimmer, snow blower, generator, and more

Sea Foam Motor Treatment works to dissolve and clean fuel deposits and sticky residues from gas and diesel injectors, carburetors, and combustion chambers

Sea Foam helps to stabilize stored fuel for up to two years by resisting evaporation, preserving ignition vapors, and preventing the formation of gum and varnish

Sea Foam provides high-temp upper cylinder lubricity and helps to protect the entire fuel system from dry out, wear and corrosion

Clean and improve your fuel system with Small Engine Pro, a gasoline/oil additive that helps restore lost engine power and performance, by cleaning out gum and varnish

Keeps internal engine components lubricated and free, providing longevity to internal engine parts

With optimal lubrication and cleaning, this formula effectively quiets noisy engines

Liquefies gum and varnish deposits or internal engine contaminants

Sea Foam Motor Treatment is a 100% pure petroleum

Sea Foam works in carbureted or fuel injected engines on cars, trucks, tractors, motorcycles,marine, small engines, industrial, and diesel engines

Race Fuel Concentrate

Customize your blend to fit your needs

Raise octane up to 105 if desired

Additive ensures quick easy starts after extended storage

Ensures smooth idling and performance in season

For all 2 and 4-cycle small engines

Eliminates water from fuel systems

Works with 2- and 4-stroke engines

Revitalizes old gas

Genuine Honda fuel stabilizer & corrosion inhibitor. This is great for long-term storage, add 1 oz to every 5 gallons of fuel and it will keep the gas stabile for up to a year!

For use in 2 and 4 cycle engines. Developed to combat problems from fuels containing ethanol.

Treats up to 80 gallons. 8 fl. oz. (.236 L)

America’s #1 Ethanol Treatment. Works with all ethanol blends, including E10, E15, and E85 gasoline.

Helps prevent Ethanol fuel related damage in vehicles and small engines

Advanced formula for engines used in water environments, to better remove the moisture

Cleans fuel injector and carburetor passageways

Cleans intake valve and chamber deposits, lubricates upper cylinders

Works in crankcase oil to liquefy harmful residues & deposits