Mobil Delvac
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Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
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Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Mobil Delvac 1 ESP 5W-40 is an advanced full synthetic oil specially formulated for diesel engines that works to extend engine life, fuel economy potential*, and deliver long drain capability for modern diesel engines operating in severe conditions.
Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.
Item #: 26397672

Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 1 Gal.

85% of respondents would recommend this to a friend

Item #: 26397672
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Mobil Delvac 1 ESP 5W-40 is an advanced full synthetic oil specially formulated for diesel engines that works to extend engine life, fuel economy potential*, and deliver long drain capability for modern diesel engines operating in severe conditions.
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What Stands Out

Full Synthetic Formula
Mobil Delvac 1 ESP uses a full synthetic formulation, providing superior wear protection while enhancing engine cleanliness. This feature ensures optimal performance in heavy-duty diesel engines under extreme conditions.
High Temperature Stability
Engineered for high-temperature environments, this oil maintains viscosity and protects against thermal breakdown, allowing for longer oil change intervals and reduced maintenance costs for diesel vehicle owners.
Fuel Efficiency Improvement
This engine oil promotes improved fuel efficiency, resulting in lower operational costs. Its advanced formulation reduces friction and engine drag, making it an ideal choice for fleet operators looking for savings.

Product Details

Shop for the best quality Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40 at Ubuy Saint Kitts and Nevis. Get the highest performance for your diesel engine.
  • Advanced full synthetic diesel engine oil for modern diesel engines in severe conditions
  • Formulated for high-performance diesel engines with turbocharger, direct-injection, and low-emission designs
  • Provides excellent oxidation performance, anti-wear, and anti-scuff properties to reduce engine deposits
  • Excellent low-temperature performance to increase oil flow at startup and control sludge formation
  • Outstanding protection against oil thickening and degradation to reduce the frequency of oil changes
  • Meets or exceeds the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4, SN, SM standards
Motor oil typeFull Synthetic Motor Oils
Motor oil viscosity5W - 40
Diesel fuel compatibleY
Product lineMobil Delvac 1 ESP
Rec. useTruck
Size1 gal
Vehicle typeTruck
BrandMobil Delvac
FeaturesAdvanced Additives
Has high mileage additivesN
ManufacturerExxonMobil
Package Weight8.5 Pound

Who Should Buy?

Suitable For
  • Heavy-Duty Diesel Users

    Ideal for vehicles requiring high performance, especially under heavy loads and harsh driving conditions.

  • Long Oil Change Intervals

    Benefits users who opt for extended oil change intervals due to its durability and resistance to thermal breakdown.

  • Extreme Temperature Drivers

    Perfect for those operating vehicles in extreme temperatures, providing excellent cold start performance and protection.

Not Suitable For
  • Gasoline Engine Users

    Not suitable for gasoline engines, as it is specifically formulated for diesel engines and their requirements.

Product Description

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What types of diesel engines is this oil recommended for?

    Answer: Most engine generations up to the latest and most sophisticated high-performance diesel engines with turbocharger, direct-injection and low-emission designs, on-and-off highway applications operating in both high-speed/high-load and short-haul pick-up/delivery and in severe low-speed/heavy-load conditions, heavy-duty diesel engines using low-sulfur diesel fuels and many biodiesel fuel formulations, naturally aspirated and turbocharged, diesel-powered equipment, diesel-powered equipment from American and European builders, and refrigeration units.
  • Question: What specifications does this oil meet or exceed?

    Answer: API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4, SN, SM
  • Question: How does it compare to an SAE 15W-40 engine oil in terms of fuel economy?

    Answer: Actual savings are dependent on vehicle/engine type, outside temperature, driving conditions, and your current engine oil viscosity.

Mobil Delvac 5W-40 Oil Editorial Review

Overall, customers have had a positive experience with Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40. Many have used it confidently in their heavy-duty diesel engines, including those that require DEF. Customers have noted that it is a better product than Mobil1 Turbo Diesel, which is difficult to find. The oil has also been recommended for use in newer model engines, such as the 2019 Volvo engine. Several users have highlighted the oil's high TBN level, which allows for extended OCI beyond the normal mileage limit. Customers have generally found the product to be of high quality and a good value for the price.

Customer Reviews & Ratings

257 customers ratings
  • 5 Star
    90%
  • 4 Star
    4%
  • 3 Star
    1%
  • 2 Star
    0%
  • 1 Star
    3%

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Pros

  • Great for later model heavy-duty turbocharged diesels
  • Better than Mobil1 Turbo Diesel
  • High TBN level allows for extended OCI
  • Recommended for use in newer model engines
  • Generally good value for price

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Features & Benefits

  • Specially formulated for diesel engines
  • Extends engine life
  • Improves fuel economy potential
  • Delivers long drain capability
  • Reduces engine deposits and sludge formation
  • Provides excellent low-temperature performance

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