Fuel and Oil Additives
Schaeffer’s Fuel Additives can solve fuel issues that rob your engine's performance!
If you've been noticing a decline in your engine's performance and fuel efficiency, the culprit may be lurking in your fuel system. When left untreated, fuel system issues can quickly spiral out of control, leading to costly repairs and a frustrating driving experience.
But there's good news - Schaeffer's Fuel Additives are here to help. These industry-leading formulas are designed to tackle the root causes of fuel system problems, delivering powerful keep-clean performance that can help restore your engine to its former glory.
Here's how Schaeffer’s fuel additives work:
• Highly Effective Deposit Removal:
Schaeffer’s additives are expertly formulated to disperse and remove stubborn injector deposits, preventing clogging and plugging for improved fuel atomization and combustion.
• Deposit Prevention:
By creating a protective barrier, Schaeffer’s additives prevent new deposits from forming, ensuring your fuel system stays clean and efficient for the long haul.
• Improved Fuel Economy and Performance:
With cleaner fuel systems and better combustion, you'll experience a noticeable boost in fuel economy and horsepower, making every mile more enjoyable.
• Extended Component Life:
By keeping your fuel system in top condition, Schaeffer’s additives help prolong the lifespan of critical components like injectors, pumps, and valves, saving you from costly repairs down the road.
Don't let fuel system issues hold your engine back. Invest in Schaeffer's Fuel Additives and experience the difference for yourself. Your engine will thank you!
Here are some reviews from real customers:
"Neutra improves your MPG. We have been a BIG Neutra fan ever since our mechanic poured a bottle in our early 90's Motorhome and our gas mileage improved. We use it in all our vehicles for better mileage and instead of Sta-Bil for long term storage." Diane C.
"Moly EP. I have higher mileage vehicles and have been using Moly EP for 3 years. It was recommended to me by a diesel mechanic. They use it in all their over the road trucks. I add a pint at every oil change. I was able to get 275,000 miles on my wife's Tahoe before we sold it." William B.
"CarbonTreat all season. The CarbonTreat is a wonderful product it keeps the fuel filter cleaner and longer." Cody
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Schaeffer's 5131 Extreme Marine Gasoline Additive | 24-CASE
Schaeffer Mfg Co.
$299.32NEW 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...$299.32 -
Schaeffer 132-006 Moly EP Oil Treatment | 6-GC
Schaeffer Mfg Co.
$389.99Save 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...$389.99 -
Schaeffer 5131 Extreme Marine Gasoline Additive | 5-G
Schaeffer Mfg Co.
$385.60NEW 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...$385.60 -
Schaeffer 137CTPSC CarbonTreat Premium Summer | Extra Cetane | 5-G
Schaeffer Mfg Co.
$529.79Save 10% when you buy 2! Schaeffer's 137CTPSC CarbonTreat™ Premium Summer Diesel Treatment with EXTRA CETANE (5-Gallons) is a multi functional, ultra-low sulfur compliant diesel fuel additive. It is formulated to prevent and control the...$529.79 -
Schaeffer 131C-004 SoyUltra Gasoline Additive | 4-GC
Schaeffer Mfg Co.
Now: $297.99Was: $308.28Save 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: $297.99Was: $308.28 -
Schaeffer 137CTPS CarbonTreat Premium Summer | 4-GC
Schaeffer Mfg Co.
$396.36Save 10% when you buy 2! Schaeffer's 137CTPS CarbonTreat™ Premium Summer Diesel Treatment (4-Gallons) is a multi functional, ultra-low sulfur compliant diesel fuel additive. It is formulated to prevent and control the formation of asphaltenes...$396.36 -
Schaeffer 137CTPW CarbonTreat Premium Winter | 4-GC
Schaeffer Mfg Co.
$324.76Save 10% when you buy 3! Schaeffer's 137CTPW CarbonTreat™ Premium Winter Diesel Treatment (4-Gallons) is a multifunctional, ultra-low sulfur compliant diesel fuel additive. It is formulated to prevent and control the formation...$324.76 -
Schaeffer 300ULSW-004 Arctic Shield | 4-GC
Schaeffer Mfg Co.
Now: $274.04Was: $339.88Save 10% when you buy 3! Schaeffer's 300ULSW Arctic Shield + Ultra Low Sulfur (4-Gallons) is a highly concentrated ashless diesel fuel additive. It is specifically formulated to provide Ultra Low Sulfur Diesel Fuel with maximum cold temperature...Now: $274.04Was: $339.88 -
Schaeffer 137ULSW-004 Diesel Treat 2000 ULSD Winter | 4-GC
Schaeffer Mfg Co.
Now: $275.92Was: $348.96Save 10% when you buy 3! Schaeffer's 137ULSW Diesel Treat 2000 Ultra Low Sulfur Winter Premium (4-Gallons) fuel additive is specially formulated to provide diesel fuel with maximum cold temperature protection against fuel gelling, waxing and...Now: $275.92Was: $348.96 -
Schaeffer 137CTPWC CarbonTreat Premium Winter | Extra Cetane | 5-G
Schaeffer Mfg Co.
$439.73Save 10% when you buy 2! Schaeffer's 137CTPWC CarbonTreat™ Premium Winter Diesel Treatment with EXTRA CETANE (5-Gallons) is a multifunctional, ultra-low sulfur compliant diesel fuel additive. It is formulated to prevent and...$439.73 -
Schaeffer 137SUM Diesel Treat 2000 Ultra Low Sulfur | 4-GC
Schaeffer Mfg Co.
Now: $306.44Was: $333.65Save 10% when you buy 3! Schaeffer 137SUM Diesel Treat 2000 Ultra Low Sulfur Summer (4-Gallons) is: multi-functional, ultra low sulfur compliant, all season, economical, premium diesel fuel additive. It is specifically formulated to...Now: $306.44Was: $333.65 -
Schaeffer 137B Diesel Treat 2000 Ultra Low Sulfur Winter | 4-GC
Schaeffer Mfg Co.
$294.78Save 10% when you buy 3! Schaeffer's 137B Diesel Treat 2000™ Ultra Low Sulfur Winter (4-Gallons) is a multi-functional, ashless, ALL SEASON (INCLUDING WINTER) fuel additive. It is specially formulated for use with all types of...$294.78 -
Schaeffer 137CTPA CarbonTreat Premium-All Season | 24-PTS
Schaeffer Mfg Co.
Now: $528.67Was: $689.46Save 10% when you buy 2! Schaeffer's 137CTPA CarbonTreat™ Premium All Season Diesel Treatment (24-Pints) is a multi-functional, ultra-low sulfur compliant diesel fuel additive. It is formulated to prevent and control the formation of...Now: $528.67Was: $689.46 -
Schaeffer 139A-004 SoyShield All Season Diesel | 4-GC
Schaeffer Mfg Co.
Now: $236.96Was: $259.88Save 10% when you buy 4! Schaeffer's 139A SoyShield® All Season Diesel Fuel Additive (4-Gallons) is a concentrated multi-functional premium diesel fuel additive. It is specially formulated for use in all types of diesel, especially low...Now: $236.96Was: $259.88 -
Schaeffer 139A-042 SoyShield All Season Diesel | 24-PTS
Schaeffer Mfg Co.
Now: $244.85Was: $318.19Save 10% when you buy 3! Schaeffer's 139A SoyShield® All Season Diesel Fuel Additive (24 Pints) is a concentrated multi-functional premium diesel fuel additive. It is specially formulated for use in all types of diesel, especially low...Now: $244.85Was: $318.19 -
Schaeffer 141 Bio-Treat Premium Diesel | 2x2.5 GC
Schaeffer Mfg Co.
$476.96Save 10% when you buy 2! Schaeffer's 141 Bio-Treat Premium Diesel Fuel Treatment (2x2.5-Gallons) is a multi-functional biodiesel fuel additive. It is specially formulated to provide stability and control of many of the problems...$476.96 -
Schaeffer 137ND Diesel Treat 2000 Ultra Low Sulfur | 4-GC
Schaeffer Mfg Co.
Now: $296.32Was: $343.64Save 10% when you buy 3! Schaeffer's 137ND Diesel Treat 2000™ Ultra Low Sulfur (4-Gallons) is an ashless, all-season fuel additive. It is formulated for use with all types of diesel fuel, especially low sulfur and ultra low...Now: $296.32Was: $343.64 -
Schaeffer 137 Diesel Treat 2000 Ultra Low Sulfur | 24-PTS
Schaeffer Mfg Co.
Now: $304.44Was: $349.99Save 10% when you buy 3! Schaeffer's 137 Diesel Treat 2000™ Ultra Low Sulfur (24-Pints) is an ashless, all-season fuel additive. It is formulated for use with all types of diesel fuel, especially low sulfur and ultra low sulfur...Now: $304.44Was: $349.99 -
Schaeffer 131-004 Neutra Fuel Stabilizer | 4-GC
Schaeffer Mfg Co.
Now: $199.99Was: $222.32Save 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: $199.99Was: $222.32 -
Schaeffer 132-005 Moly EP Oil Treatment | 5-G
Schaeffer Mfg Co.
Now: $319.99Was: $379.89Save 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: $319.99Was: $379.89 -
Schaeffer 132-023 Moly EP Oil Treatment | 24-PTS
Schaeffer Mfg Co.
Now: $246.99Was: $292.36Save 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: $246.99Was: $292.36 -
Schaeffer 301 Tank Dry Fuel Treatment | 4-GC
Schaeffer Mfg Co.
Now: $288.88Was: $355.00Save 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: $288.88Was: $355.00 -
Schaeffer's 285-013 Fuel Shock | 12-PTS
Schaeffer Mfg Co.
Now: $534.42Was: $575.77Save 10% when you buy 2! Schaeffer's 285 Diesel Fuel Shock (12-Pints) is a: dual phase, oil soluble, water soluble, potent broad-spectrum biocide. It is designed to kill, prevent and control bacterial and fungal growth that can occur...Now: $534.42Was: $575.77 -
Schaeffer 285 Fuel Shock | 4-GC
Schaeffer Mfg Co.
Now: $559.98Was: $625.76Save 10% when you buy 2! Schaeffer's 285 Diesel Fuel Shock (4-Gallons) is a: dual phase, oil soluble, water soluble, potent broad-spectrum biocide. It is designed to kill, prevent and control bacterial and fungal growth that can occur...Now: $559.98Was: $625.76 -
Schaeffer 137ULSW-042 Diesel Treat 2000 ULSD Winter | 24-PTS
Schaeffer Mfg Co.
Now: $338.85Was: $428.39Save 10% when you buy 2! Schaeffer's 137ULSW Diesel Treat 2000 Ultra Low Sulfur Winter Premium (24-Pints) fuel additive is specially formulated to provide diesel fuel with maximum cold temperature protection against fuel gelling, waxing and...Now: $338.85Was: $428.39 -
Schaeffer 300ULSW-042 Arctic Shield | 24-PTS
Schaeffer Mfg Co.
Now: $264.44Was: $308.89Save 10% when you buy 3! Schaeffer's 300ULSW Arctic Shield + Ultra Low Sulfur (24-Pint Case) is a highly concentrated ashless diesel fuel additive. It is specifically formulated to provide Ultra Low Sulfur Diesel Fuel with maximum cold temperature...Now: $264.44Was: $308.89 -
Schaeffer's 284-012 Diesel Hotline | 12-QTS
Schaeffer Mfg Co.
$209.98Save 10% when you buy 4! Schaeffer's 0284-012 Diesel Hotline (12-Quarts) is an emergency treatment for gelled diesel fuel. This quick-acting additive dissolves gelled diesel fuel back into solution and returns the flow in 20 minutes. It is...$209.98 -
Schaeffer 131-021 Neutra Fuel Stabilizer | 24-CASE
Schaeffer Mfg Co.
$236.67Save 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),...$236.67 -
Schaeffer 131C-021 SoyUltra Gasoline Additive | 24-CASE
Schaeffer Mfg Co.
$278.87Save 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...$278.87