Diesel Additives
Schaeffer's Diesel Fuel Additives will Unlock Your Engine’s True Potential!
Are you tired of settling for subpar engine performance? Look no further than Schaeffer's diesel fuel additives - the secret weapon your diesel engine has been craving.
We have created a chart to help you choose the correct product to fit your needs. Click Here to View
Schaeffer's diesel fuel additives are engineered to deliver unparalleled results, transforming the way your diesel engine operates. Here's why they are a game-changer:
1. Improved Fuel Efficiency:
These additives are designed to optimize combustion, allowing your diesel engine to extract more energy from every drop of fuel. This translates to significant savings at the pump, putting more money back in your pocket. At just pennies per gallon, Schaeffer’s revolutionary fuel additives can dramatically improve your vehicle's fuel efficiency, saving you a significant amount of money every time you fill up.
2. Enhanced Power and Acceleration:
Experience the thrill of driving with a new-found sense of power and responsiveness. Schaeffer's additives unlock your engine's true potential, giving you the acceleration and torque you demand.
3. Reduced Emissions:
By improving fuel efficiency and combustion, Schaeffer’s diesel additives help to lower harmful emissions, allowing you to drive with a cleaner conscience and contribute to a healthier environment. Schaeffer’s Carbon Treat with 3x detergent will let you go longer between regeneration intervals.
4. Extended Engine Life:
Say goodbye to premature wear and tear. Schaeffer's additives protect critical engine components, ensuring your investment lasts for years to come. It's a simple and convenient solution that requires no complicated installation or maintenance. Just add it to your fuel tank and watch your savings grow.
Remember, orders over $75 ship free!
No sales tax added!
Bulk discounts on multiples of one item to save even more. Yes, bulk discounts are added to Sale items pricing!
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Schaeffer 132-006 Moly EP Oil Treatment (6-Gallons)
Schaeffer Mfg Co.
$533.74Save 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...$533.74 -
Schaeffer 137CTPSC CarbonTreat Premium Summer | Extra Cetane |5-G
Schaeffer Mfg Co.
$725.07Save 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...$725.07 -
Schaeffer 137CTPS-004 CarbonTreat Premium Summer (4-Gallons)
Schaeffer Mfg Co.
$528.77Save 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...$528.77 -
Schaeffer 137CTPW-004 CarbonTreat Premium Winter | 4-G
Schaeffer Mfg Co.
$444.47Save 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...$444.47 -
Schaeffer 300ULSW-004 Arctic Shield (4-Gallons)
Schaeffer Mfg Co.
Now: $375.05Was: $465.16Save 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: $375.05Was: $465.16 -
Schaeffer 137ULSW-004 Diesel Treat 2000 Ultra Low Sulfur Winter (4-Gallons)
Schaeffer Mfg Co.
Now: $377.62Was: $477.59Save 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: $377.62Was: $477.59 -
Schaeffer 137CTPWC CarbonTreat Premium Winter | Extra Cetane | 5-G
Schaeffer Mfg Co.
$601.81Save 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...$601.81 -
Schaeffer 137SUM Diesel Treat 2000 Ultra Low Sulfur (4-Gallons)
Schaeffer Mfg Co.
Now: $419.39Was: $456.63Save 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: $419.39Was: $456.63 -
Schaeffer 137B Diesel Treat 2000 Ultra Low Sulfur Winter (4-Gallons)
Schaeffer Mfg Co.
$403.44Save 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...$403.44 -
Schaeffer 137CTPA CarbonTreat Premium-All Season (24-pints)
Schaeffer Mfg Co.
Now: $723.54Was: $943.59Save 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: $723.54Was: $943.59 -
Schaeffer 139A-004 SoyShield All Season Diesel | 4-G
Schaeffer Mfg Co.
Now: $324.30Was: $355.67Save 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: $324.30Was: $355.67 -
Schaeffer 139A-042 SoyShield All Season Diesel (24-pints)
Schaeffer Mfg Co.
Now: $335.10Was: $435.47Save 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: $335.10Was: $435.47 -
Schaeffer 141-003 Bio-Treat Premium Diesel (2x2.5 Gallons)
Schaeffer Mfg Co.
$652.77Save 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...$652.77 -
Schaeffer 137ND-004 Diesel Treat 2000 Ultra Low Sulfur (4-Gallons)
Schaeffer Mfg Co.
Now: $405.54Was: $470.31Save 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: $405.54Was: $470.31 -
Schaeffer 137-042 Diesel Treat 2000 Ultra Low Sulfur (24-Pints)
Schaeffer Mfg Co.
Now: $416.66Was: $479.00Save 8% 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: $416.66Was: $479.00 -
Schaeffer 131-004 Neutra Fuel Stabilizer (4-Gallons)
Schaeffer Mfg Co.
Now: $273.71Was: $304.27Save 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: $273.71Was: $304.27 -
Schaeffer 132-005 Moly EP Oil Treatment (5-Gallons)
Schaeffer Mfg Co.
Now: $437.94Was: $519.92Save 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: $437.94Was: $519.92 -
Schaeffer 132-023 Moly EP Oil Treatment (24-Pints)
Schaeffer Mfg Co.
Now: $338.03Was: $400.12Save 8% when you buy 3! 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: $338.03Was: $400.12 -
Schaeffer 301-004 Tank Dry Fuel Treatment (4-Gallons)
Schaeffer Mfg Co.
Now: $395.36Was: $485.85Save 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 bio-diesel, gasoline and ethanol blends. When...Now: $395.36Was: $485.85 -
Schaeffer 285-013 Fuel Shock (12-Pints)
Schaeffer Mfg Co.
Now: $731.41Was: $788.00Save 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: $731.41Was: $788.00 -
Schaeffer 285-004 Fuel Shock (4-Gallons)
Schaeffer Mfg Co.
Now: $766.39Was: $856.42Save 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: $766.39Was: $856.42 -
Schaeffer 137ULSW-042 Diesel Treat 2000 Ultra Low Sulfur Winter (24-Pints)
Schaeffer Mfg Co.
Now: $471.73Was: $586.29Save 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: $471.73Was: $586.29 -
Schaeffer 300ULSW-042 Arctic Shield (24-Pints)
Schaeffer Mfg Co.
Now: $361.91Was: $422.75Schaeffer's 300ULSW Arctic Shield + Ultra Low Sulfur (24-Pints) is a highly concentrated ashless diesel fuel additive. It is specifically formulated to provide Ultra Low Sulfur Diesel Fuel with maximum cold temperature protection against fuel...Now: $361.91Was: $422.75 -
Schaeffer 284-012 Diesel Hotline (12-Quarts)
Schaeffer Mfg Co.
$287.38Save 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...$287.38 -
Schaeffer 131-021 Neutra Fuel Stabilizer (24-12oz Bottles)
Schaeffer Mfg Co.
$326.64Save 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),...$326.64