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Product Summary

Synthetic Oil Type, 5W20 Oil Weight

  • Mobil 1 Extended Performance High Mileage full-synthetic motor oil is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes.*
  • Utilizes Mobil 1's Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup

Key Specs

MFG. Part #123840
BrandMobil 1

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Mobil 1 123840 Details

  • Mobil 1 Extended Performance High Mileage full-synthetic motor oil is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes.*
  • Utilizes Mobil 1's Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -40 degrees F)
  • Helps extend engine life by working to prevent damaging deposits and sludge buildup

Protects for up to 20,000 miles between oil changes

Mobil 1 Extended Performance High Mileage 5W-20 advanced full synthetic motor oil is designed to protect critical engine parts for up to 20,000 miles between oil changes and help extend the life of vehicles with more than 75,000 miles.

Nothing outperforms Mobil 1 in overall performance, a motor oil which comes as standard equipment in many different vehicle models, including select high-performance vehicles.

Provides exceptional overall engine protection

Mobil 1 Extended Performance High Mileage 5W-20 motor oil is specially formulated to protect during longer oil change intervals and meets or exceeds the industry's toughest standards.

Mobil 1 Extended Performance High Mileage 5W-20 motor oil is recommended by ExxonMobil for use in all types of modern gasoline-powered vehicles (even those with high-performance, turbocharged, supercharged, multi-valve or fuel-injected engines), including:

  • Cars
  • Trucks
  • SUVs
  • Vans

Outperforms our conventional and synthetic blend high mileage oils

Mobil 1 Extended Performance High Mileage 5W-20 motor oil outperforms our conventional and synthetic blend high mileage oils. The advanced full synthetic formula can also help:

  • Extend engine life
  • Clean up engine sludge with active cleaning agents
  • Prevent leaks
  • Deliver quick cold-weather starts with outstanding low-temperature capabilities

Applications

Mobil 1™ Extended Performance High Mileage motor oils are designed for engines with over 75,000 miles and are recommended by ExxonMobil for all types of modern gasoline-powered vehicles, including high-performance turbocharged, supercharged, multi-valve fuel injected engines found in passenger cars, SUVs, light vans and trucks.

• Mobil 1 Extended Performance High Mileage motor oils provide guaranteed protection of critical engine parts for up to 20,000 miles or one year, whichever comes first. Excluded service includes: commercial and racing applications; frequent towing or hauling; extremely dusty or dirty conditions; or excessive idling.

• If your vehicle is covered by a warranty, follow the vehicle's oil life sensor or the oil change interval recommended in your owner's manual. Proper maintenance practices, including frequently checking the oil level to ensure that the appropriate amount of oil is present, are required to ensure effective performance.

• Mobil 1 Extended Performance High Mileage is not recommended for 2-Cycle or aviation engines, unless specifically approved by the manufacturer.

Always check your owner's manual for the manufacturer's recommended oil viscosity grade, API service classification and any builder approval.

*Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. **Based on Seq IIIH vs industry limits. ***Source: The NPD Group/ Retail Tracking Service/ Dollar Sales/ PCMO full-synthetic/ 52 weeks ending April 2, 2022

Mobil 1 123840 Specifications

KEY SPECS
MFG. Part #123840
BrandMobil 1
GENERAL
Oil TypeSynthetic
Oil Weight5W20
Liquid Measurement5 quarts
Sold in QuantityEach