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AMSOIL Mudslinger® Mud and Dirt Repellent

AMSOIL Car Care AMSOIL Car Care products are engineered to help vehicles shine brighter. We put the same attention to detail and commitment to quality into formulating our car-care products as we do in designing high-tech AMSOIL lubricants. The result: high-performing products that deliver a superior car-care experience through advanced, specialized formulations

AMSOIL Signature Series 0W-16 100% Synthetic Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Fuel-Efficient Synthetic Automatic Transmission Fluid

Provides reserve protection in fleet vehicles, heavy-duty pickups, work trucks, and other severe-service applications that quickly break down other lubricants.

AMSOIL Signature Series Max-Duty Synthetic Diesel Oil 10W-30

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 0W-40 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 15W-40 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness) 
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures 
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 5W-30 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Max-Duty Synthetic SAE 5W-40 Diesel Oil API CK-4

  • Outstanding extreme-pressure protection
  • Delivers 6X more wear protection1
  • Maintains proper viscosity (thickness)
  • Minimizes oil consumption
  • Maximizes fuel efficiency
  • Excels in extreme temperatures
  • Confidently extend drain intervals   1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 5W-30 as worst-case representation

AMSOIL Signature Series Multi-Vehicle Synthetic Automatic Transmission Fluid

Provides reserve protection in fleet vehicles, heavy-duty pickups, work trucks, and other severe-service applications that quickly break down other lubricants.

AMSOIL Signature Series Synthetic 0W-30 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Synthetic SAE 0W-20 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Synthetic SAE 0W-40 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Synthetic SAE 10W-30 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Synthetic SAE 5W-20 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Synthetic SAE 5W-30 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series Synthetic SAE 5W-50 Motor Oil

  • 75% more engine protection against horsepower loss and wear.1
  • 50% more cleaning power vs. AMSOIL OE Motor Oil
  • Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
  • 28% more acid-neutralizing power than Mobil 1.3
  • Trusted by professional engine builders
  • Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test. 2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test. 3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.

AMSOIL Signature Series ULV 100% Synthetic Automatic Transmission Fluid

Provides reserve protection in fleet vehicles, heavy-duty pickups, work trucks, and other severe-service applications that quickly break down other lubricants.

AMSOIL Synthetic CVT Fluid

  • Provides exceptional metal-to-metal frictional properties.
  • Guards against thermal breakdown.
  • Protects against wear.
  • Helps prevent slipping.
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