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Gasoline Additives

Gasoline Additives

Schaeffer's Gasoline Fuel Additives Will Clean Your Fuel System.

Are you tired of dealing with the frustrating issues caused by today's subpar fuels? Look no further than Schaeffer's gasoline fuel additives – the solution you've been searching for.

Schaeffer’s gasoline fuel additives are designed to tackle the challenges posed by ethanol-blended fuels and keep your engine running at its best. Unlike traditional additives, Schaeffer's products are ashless, meaning they won't leave behind any harmful deposits that can clog your fuel system.

Here's how Schaeffer’s fuel additives can transform your driving experience:

1. Comprehensive Fuel System Cleaning:

The advanced formula penetrates deep into your fuel system, dissolving and removing stubborn deposits that can reduce performance and fuel efficiency.

2. Ethanol Protection:

Ethanol-blended fuels can be harsh on your engine, but Schaeffer's additives create a protective barrier to safeguard critical components from the corrosive effects of ethanol.

3. Improved Combustion:

By enhancing the combustion process, Schaeffer’s additives help your engine run more smoothly, reducing emissions and improving overall fuel economy.

Don't just take our word for it – hear what our satisfied customers have to say:

Here are some real reviews from real customers:

"Best gas additive I have found. I have been using this in a 5.4 Ford and it runs smoother with improved fuel mileage. My lawnmower was running a bit rough so I added a few drops and within a 1/4 tank of fuel it was running smoother." Garry H.

"Great product! Use it on my generators, vehicles, stuff works great, you can really tell the difference." Raul V. 

Experience the Schaeffer's difference for yourself and unlock the full potential of your engine. Visit our website today to learn more about Schaeffer's industry-leading gasoline fuel additives.

Drive with confidence and enjoy the power of a well-maintained engine.

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  • Schaeffer 5131 Extreme Marine Gasoline Fuel Additive (12oz bottle)

    Schaeffer's 5131 Extreme Marine Gasoline Additive | 24-CASE

    Schaeffer Mfg Co.

    $419.20
    NEW ITEM! (These 12 oz Bottles are same packaging as 131 Neutra) Schaeffer's 5131 Extreme Marine Gasoline Fuel Additive (24x12oz Case) is a highly concentrated, multifunctional ashless gasoline additive. It is specially formulated for use in all...
    $419.20
    Qty in Cart: 0
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    $419.20
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  • Schaeffer's 0132-006 Moly EP Engine Oil Treatment (6-Gallons)

    Schaeffer 132-006 Moly EP Oil Treatment | 6-GC

    Schaeffer Mfg Co.

    $546.18
    Save 10% when you buy 2! Schaeffer's 132 Moly EP (Extreme Pressure) Engine Oil Treatment (6x1 Gallon Case) is a highly fortified extreme pressure engine oil treatment. Moly EP Oil Treatment contains an advanced specialized additive...
    $546.18
    Qty in Cart: 0
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    $546.18
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  • Schaeffer 5131 Extreme Marine Gasoline Fuel Additive (5-Gallons)

    Schaeffer 5131 Extreme Marine Gasoline Additive | 5-G

    Schaeffer Mfg Co.

    $540.03
    NEW ITEM! Schaeffer's 5131 Extreme Marine Gasoline Fuel Additive (5-Gallons) is a highly concentrated, multifunctional ashless gasoline additive. It is specially formulated for use in all gasoline and ethanol blends that are used in high...
    $540.03
    Qty in Cart: 0
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    $540.03
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  • On Sale
    Schaeffer 0131C-004 SoyUltra Gasoline Additive (4-Gallon case)

    Schaeffer 131C-004 SoyUltra Gasoline Additive | 4-GC

    Schaeffer Mfg Co.

    Now: $417.33
    Was: $431.75
    Save 10% when you buy 3! Schaeffer's 131C SoyUltra® Gasoline Additive (4-Gallons) is a concentrated, multi-functional, ashless gasoline additive. It is specially formulated for use in all types of gasoline and ethanol blends. Designed to...
    Now: $417.33
    Was: $431.75
    Qty in Cart: 0
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    Now: $417.33
    Was: $431.75
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  • On Sale
    Schaeffer 0131-004 Neutraâ„¢ Fuel Stabilizer (4-Gallon case)

    Schaeffer 131-004 Neutra Fuel Stabilizer | 4-GC

    Schaeffer Mfg Co.

    Now: $280.09
    Was: $311.36
    Save 10% when you buy 5! Schaeffer's 131 Neutra™ Fuel Stabilizer (4-Gallons) is a highly concentrated, multi-functional, ashless fuel stabilizer. It is specially formulated for use in all grades of gasoline (including ethanol-blends), as...
    Now: $280.09
    Was: $311.36
    Qty in Cart: 0
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    Now: $280.09
    Was: $311.36
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  • On Sale
    Schaeffer 0132-005 Moly EP Engine Oil Treatment (5-Gallon pail)

    Schaeffer 132-005 Moly EP Oil Treatment | 5-G

    Schaeffer Mfg Co.

    Now: $448.15
    Was: $532.04
    Save 10% when you buy 3! Schaeffer's 132 Moly EP (Extreme Pressure) Engine Oil Treatment (5-Gallons) is a highly fortified extreme pressure engine oil treatment. Moly EP Oil Treatment contains an advanced specialized additive package. The...
    Now: $448.15
    Was: $532.04
    Qty in Cart: 0
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    Now: $448.15
    Was: $532.04
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  • On Sale
    Schaeffer 0132-023 Moly EP Engine Oil Treatment (24-Pint case)

    Schaeffer 132-023 Moly EP Oil Treatment | 24-PTS

    Schaeffer Mfg Co.

    Now: $345.91
    Was: $409.45
    Save 10% when you buy 4! Schaeffer's 132 Moly EP (Extreme Pressure) Engine Oil Treatment (24-pints) is a highly fortified extreme pressure engine oil treatment. Moly EP Oil Treatment contains an advanced specialized additive package. The...
    Now: $345.91
    Was: $409.45
    Qty in Cart: 0
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    Now: $345.91
    Was: $409.45
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  • On Sale
    Schaeffer 0301-004 Tank Dry Fuel Treatment (4-Gallon case)

    Schaeffer 301 Tank Dry Fuel Treatment | 4-GC

    Schaeffer Mfg Co.

    Now: $404.58
    Was: $497.18
    Save 10% when you buy 3! Schaeffer's 301 Tank Dry Fuel Treatment (4-Gallons) is a moisture inhibiting fuel additive that is formulated for use in ALL types of fuels.  It can be used in biodiesel, gasoline and ethanol blends. When...
    Now: $404.58
    Was: $497.18
    Qty in Cart: 0
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    Now: $404.58
    Was: $497.18
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  • Schaeffer 0131-021 Neutra Fuel Stabilizer (24-12oz case)

    Schaeffer 131-021 Neutra Fuel Stabilizer | 24-CASE

    Schaeffer Mfg Co.

    $331.46
    Save 10% when you buy 3! Schaeffer's 131 Neutra™ Fuel Stabilizer (24-12 oz. bottles) is a highly concentrated, multi-functional, ashless fuel stabilizer. It is specially formulated for use in all grades of gasoline (including ethanol-blends),...
    $331.46
    Qty in Cart: 0
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    $331.46
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  • Schaeffer 0131c-021 SoyUltra Gasoline Additive (24-12oz case)

    Schaeffer 131C-021 SoyUltra Gasoline Additive | 24-CASE

    Schaeffer Mfg Co.

    $390.56
    Save 10% when you buy 3! Schaeffer's 131C SoyUltra® Gasoline Additive (24-12 oz. bottles) is a concentrated, multi-functional, ashless gasoline additive. It is specially formulated for use in all types of gasoline and ethanol blends...
    $390.56
    Qty in Cart: 0
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    $390.56
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