Schaeffers - Midwest Aftermarket

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Schaeffer's Diesel Treatment 2000 Ultra Low Sulfur Winter Premium | (24) 1 Pint Bottle
SchaeffersSchaeffer's Diesel Treatment 2000 Ultra Low Sulfur Winter Premium | (24) 1 Pint Bottle
SchaeffersSchaeffer's Diesel Treatment 2000 Ultra Low Sulfur Winter Premium | (24) 1 Pint Bottle
SchaeffersSchaeffer's Diesel Treatment 2000 Ultra Low Sulfur Winter Premium | (24) 1 Pint Bottle
Low stock

Schaeffer's Diesel Treatment 2000 Ultra Low Sulfur Winter Premium | (24) 1 Pint Bottle

$332.75
Schaeffers SoyUltra Multi-Functional Gasoline Additive | (24) 12oz Bottles
SchaeffersSchaeffers SoyUltra Multi - Functional Gasoline Additive | (24) 12oz Bottles
SchaeffersSchaeffers SoyUltra Multi - Functional Gasoline Additive | (24) 12oz Bottles
Low stock

Schaeffers SoyUltra Multi-Functional Gasoline Additive | (24) 12oz Bottles

$283.50
Schaeffers 0266 Citrol Cleaner and Industrial Degreaser | (4) 1 Gallon Jugs
SchaeffersSchaeffers 0266 Citrol Cleaner and Industrial Degreaser | (4) 1 Gallon Jugs
SchaeffersSchaeffers 0266 Citrol Cleaner and Industrial Degreaser | (4) 1 Gallon Jugs
SchaeffersSchaeffers 0266 Citrol Cleaner and Industrial Degreaser | (4) 1 Gallon Jugs
Low stock

Schaeffers 0266 Citrol Cleaner and Industrial Degreaser | (4) 1 Gallon Jugs

$395.30
Schaeffers SynForce Green Waterproof Grease NLGI #1 | (30) 14oz Tube
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SchaeffersSchaeffers SynForce Green Waterproof Grease NLGI 1 | (30) 14oz Tube
SchaeffersSchaeffers SynForce Green Waterproof Grease NLGI 1 | (30) 14oz Tube
Low stock

Schaeffers SynForce Green Waterproof Grease NLGI #1 | (30) 14oz Tube

$300.51
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Schaeffer's Dexron VI Mercon Automatic Transmission Fluid | (12) 1 Quart Bottles
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SchaeffersSchaeffer's Dexron VI Mercon Automatic Transmission Fluid | (12) 1 Quart Bottles
SchaeffersSchaeffer's Dexron VI Mercon Automatic Transmission Fluid | (12) 1 Quart Bottles
SchaeffersSchaeffer's Dexron VI Mercon Automatic Transmission Fluid | (12) 1 Quart Bottles
Low stock

Schaeffer's Dexron VI Mercon Automatic Transmission Fluid | (12) 1 Quart Bottles

$231.17
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Schaeffer's FA-4 Max MPG 10W-30 Synthetic Plus Diesel Engine Oil | (6) 1 Gallon Bottles
SchaeffersSchaeffer's FA - 4 Max MPG 10W - 30 Synthetic Plus Diesel Engine Oil | (6) 1 Gallon Bottles
SchaeffersSchaeffer's FA - 4 Max MPG 10W - 30 Synthetic Plus Diesel Engine Oil | (6) 1 Gallon Bottles
SchaeffersSchaeffer's FA - 4 Max MPG 10W - 30 Synthetic Plus Diesel Engine Oil | (6) 1 Gallon Bottles
Low stock

Schaeffer's FA-4 Max MPG 10W-30 Synthetic Plus Diesel Engine Oil | (6) 1 Gallon Bottles

$285.20
Schaeffers Wet-Sol 99 Concentrate Surfactant | (6) 1 Gallon Jugs
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SchaeffersSchaeffers Wet - Sol 99 Concentrate Surfactant | (6) 1 Gallon Jugs
SchaeffersSchaeffers Wet - Sol 99 Concentrate Surfactant | (6) 1 Gallon Jugs
Low stock

Schaeffers Wet-Sol 99 Concentrate Surfactant | (6) 1 Gallon Jugs

$330
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Schaeffer's Heavy Duty Moly Syngard 2000 NLGI #1 | (30) 14oz Tubes
SchaeffersSchaeffer's Heavy Duty Moly Syngard 2000 NLGI 1 | (30) 14oz Tubes
SchaeffersSchaeffer's Heavy Duty Moly Syngard 2000 NLGI 1 | (30) 14oz Tubes
Low stock

Schaeffer's Heavy Duty Moly Syngard 2000 NLGI #1 | (30) 14oz Tubes

$245.43
Schaeffers Para-Synthetic Ultra Supreme Grease NLGI #3 | (30) 14oz Tubes
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Schaeffers Para-Synthetic Ultra Supreme Grease NLGI #3 | (30) 14oz Tubes
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Schaeffers Para-Synthetic Ultra Supreme Grease NLGI #3 | (30) 14oz Tubes

$279.60
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Schaeffer's Supreme 9000 Full Synthetic Engine Oil 0W-16 | (12) 1 Quart Bottles
Schaeffer's Supreme 9000 Full Synthetic Engine Oil 0W-16 | (12) 1 Quart Bottles

Schaeffer's Supreme 9000 Full Synthetic Engine Oil 0W-16 | (12) 1 Quart Bottles

$149.52
Schaeffers 112 HTC Industrial Hydraulic Oil ISO 22-320 | 5 Gallon Pail
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SchaeffersSchaeffers 112 HTC Industrial Hydraulic Oil ISO 22 - 320 | 5 Gallon Pail
Low stock

Schaeffers 112 HTC Industrial Hydraulic Oil ISO 22-320 | 5 Gallon Pail

$156.88
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Schaeffer's 0738 Citrol X Citrus Cleaner Degreaser 5 Gallon Pail
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Schaeffer's 0738 Citrol X Citrus Cleaner Degreaser 5 Gallon Pail
Low stock

Schaeffer's 0738 Citrol X Citrus Cleaner Degreaser 5 Gallon Pail

$237.87
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Schaeffer Oil

Since 1839, Schaeffer Oil has been a trusted name in high-performance lubricants, oils, and greases for diesel engines, industrial equipment, and racing vehicles. Whether you’re maintaining a fleet of trucks, powering heavy-duty machinery, or pushing limits on the track, Schaeffer’s synthetic and semi-synthetic formulas are engineered to deliver superior protection, extended drain intervals, and increased fuel efficiency.

FAQ

Is Schaeffer Oil safe for modern engines with emissions systems?

Yes. Schaeffer’s oils meet or exceed modern API CK-4, CJ-4, and SN specifications, making them safe for engines equipped with EGR, DPF, and SCR systems. They’re designed to protect without compromising emissions performance.

How often should I change Schaeffer engine oil?

With Schaeffer’s advanced lubricants, many users report extended oil change intervals, especially in fleet and industrial applications. Always follow your engine manufacturer’s guidelines and consider oil analysis for optimized maintenance schedules.

What makes Schaeffer Oil different from other motor oil brands?

Schaeffer Oil combines advanced synthetic base stocks with proprietary additive technology to deliver superior engine protection, reduced wear, and longer drain intervals. With over 180 years of innovation, Schaeffer products outperform many conventional and synthetic oils on the market.

 Is Schaeffer Oil good for diesel engines?

Yes! Schaeffer’s 15W-40 diesel engine oil and synthetic blends are formulated to meet the rigorous demands of heavy-duty diesel engines. They offer excellent soot control, improved fuel economy, and protection against oxidation and breakdown.

Does Schaeffer Oil offer high zinc motor oils for racing engines?

Absolutely. Schaeffer’s racing oils are engineered with high levels of ZDDP (zinc and phosphorus) for maximum wear protection in high-performance and high-RPM engines, making them ideal for racing, muscle cars, and classic vehicles.