Oil is a vital component of any engine, and the duramax lb7 is no exception. Not only does oil lubricate the engine’s moving parts, it also helps to keep the engine cool by dissipating heat. Over time, oil will break down and lose its effectiveness, so it is important to change the oil regularly in order to keep the engine in good working order.
20 Best Oil For Duramax Lb7
Product Image | Product Name | Features | Price |
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Mobil 1 122260 5W40 Turbo Diesel Oil – 1 Gal – Case of 3 |
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Shell Rotella T T6 Full Synthetic Heavy Duty Engine Diesel Oil 5W-40, 1 Gallon … |
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Mobil1 123875 ESP Formula Engine Oil 0W-40 (6 Quarts) |
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Liqui Moly 2332 Leichtlauf High Tech 5W-40 Engine Oil – 5 Liter |
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Mobil 15W-40 1300 Super Heavy Duty Synthetic Blend Diesel Engine Oil – 2.5 Gal |
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Motorcraft Super Duty Diesel Motor 15W-40 5 qt Engine Oil |
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Mobil 1 5W40 Turbo Diesel Oil 1 Quart |
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Castrol GTX Diesel Motor Oil, 15W40, 1 Gallon |
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Mobil Delvac 112786 1300 Super 15w-40 Motor Oil – 1 gal jug |
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Mobil 1 122492 15W40 Diesel Oil – 1 Gal – Case of 4 |
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Mobil Synthetic Engine Oil – 1 quart bottle |
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Sierra 25W40 Oil – 5 qt |
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Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 5 Gal |
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Shell Oil 550019919 Rotella T Triple Protection 15W-40 Weight Diesel Oil – 2.5 gal |
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Warren Distribution Delo 400LE SAE 15W-40 Heavy Duty Motor Oil – 1 gal jug |
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- Exceptional resistance to high-temperature varnish and low-temperature sludge deposits to help keep engines clean
- Outstanding wear protection
- Advanced low-ash formulation which helps control blocking of or poisoning of exhaust after treatment devices.
- Shell Rotella T6 5W-40 provides excellent low-temperature flow, even at -30˚f.
- Reduce particulate buildup in diesel particulate filters
- Reduce poisoning of gasoline catalytic converters
- Reduce deposits and sludge buildup to enable long and clean engine life
- Long engine service life due to high level of protection against wear, mixable and compatible with commercially-available engine oils
- Oxidation performance superior to most conventional oils
- Excellent anti-wear and anti-scuff properties
- Extended drains beyond conventional oils
- Help protect critical parts from wear
- Help reduce performance robbing sludge and deposits
- Meet Ford specifications and recommended for all Ford, Lincoln and Mercury vehicles
- Is recommended for diesel-powered pickup trucks built by Ford, General Motors, GMC and Dodge
- Meets CJ-4, CI-4, and CH-4
- Exceptional resistance to high-temperature varnish and low-temperature sludge deposits to help keep engines clean
- Reduced oil consumption
- Superior low-temperature sludge control in stop-and-go service
- Outstanding control of high-temperature deposits and oil oxidation
- Designed to deliver trouble-free, consistent performance
- Right for your vehicle and lifestyle
- Made from high-quality materials for ultimate durability
- Excellent fuel economy benefits
- Improved protection against sludge and harmful deposits
- Excellent high- and low-temperature performance
- Formulated To Provide Excellent Lubrication And Corrosion Protection
- Stern Drive And Inboard Engines Operate Under High Load And Running Stresses
- Outstanding thermal and oxidation stability
- Enhanced film strength at high temperatures
- Inherent stay-in-grade shear stability
- Acid control helps protect against corrosion from acids formed as fuel burns and the oil ages.
- Deposit control helps keep engines clean for optimum performance and long life.
- Engine and Motor Oils Conventional, Size 1 gal, Container Type.
- Engine and Motor Oils Bottle, SAE Grade.
- Engine and Motor Oils 15W-40, Color Amber, Flash Point 204 Degrees C, Specific Gravity 0.
1. Mobil 1 122260 5W40 Turbo Diesel Oil – 1 Gal – Case of 3
- Exceptional resistance to high-temperature varnish and low-temperature sludge deposits to help keep engines clean
- Outstanding wear protection
- Improved protection against sludge and harmful deposits; Excellent fuel economy benefits
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Amazon.com – Seller | |
eBay – speedway_motors | |
Speedway Motors | |
Tweetys RV and Truck Accessories |
Product Details
Specifications
Details | |
Weight | 24.02 oz |
Reviews From Real Customers
2. Shell Rotella T T6 Full Synthetic Heavy Duty Engine Diesel Oil 5W-40, 1 Gallon …
- Advanced low-ash formulation which helps control blocking of or poisoning of exhaust after treatment devices.
- Shell Rotella T6 5W-40 provides excellent low-temperature flow, even at -30˚f.
- Rotella T6 5W-40 synthetic oil resists viscosity loss through shear and will maintain optimal oil pressure in the engine.
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Amazon.com – Seller | |
eBay | |
Walmart – LEPS Consumer Goods | |
Petroleum Service Company |
Product Details
Specifications
Details | |
Size | 1 Gallon |
3. Mobil1 123875 ESP Formula Engine Oil 0W-40 (6 Quarts)
- Reduce particulate buildup in diesel particulate filters
- Reduce poisoning of gasoline catalytic converters
- Reduce deposits and sludge buildup to enable long and clean engine life
- Reduce oil aging, allowing extended drain interval protection
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Sold By | Price |
Amazon.com – Seller | |
eBay | |
Walmart – 1185 Straight Path Corp | |
Newegg.com – 1185 Marketplace |
Product Details
Specifications
Details | |
Size | 6 quarts |
Reviews From Real Customers
4. Liqui Moly 2332 Leichtlauf High Tech 5W-40 Engine Oil – 5 Liter
- Long engine service life due to high level of protection against wear, mixable and compatible with commercially-available engine oils
- Outstanding engine cleanliness, tested with catalytic converters and performance proved with turbochargers
- Saves fuel and reduces pollutant emission; Optimum oil pressure at all engine speeds, high shear and ageing stability
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Amazon.com | |
eBay | |
Walmart | |
FCP Euro |
Product Details
Specifications
Details | |
Weight | 10 lb |
5. Rotella 550036271 Diesel Motor Oil-Rotella T6,5 gal.,0W-40
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Amazon.com – Seller | |
eBay – db99dorian |
Product Details
Specifications
Details | |
Package Dimensions | 16.5 x 12 x 12 inches |
Viscosity | 0W-40 |
Reviews From Real Customers
6. Mobil 1 5W-40 Turbo Diesel Truck Motor Oil, 1 gal.
Product Details
Specifications
Details | |
Oil Type | Synthetic |
Oil Weight | 5W40 |
API Rating | CK-4 |
7. Mobil 15W-40 1300 Super Heavy Duty Synthetic Blend Diesel Engine Oil – 2.5 Gal
- Oxidation performance superior to most conventional oils
- Excellent anti-wear and anti-scuff properties
- Extended drains beyond conventional oils
- Stay-in-grade shear stability protects engine parts at high operating temperatures and reduces oil consumption
Check Latest Price
Sold By | Price |
Amazon | |
eBay | |
Walmart | |
Advance Auto Parts |
Product Details
Specifications
Details | |
Part Type | Engine Oil |
Oil Type | Semi-synthetic |
Oil Weight | 15W40 |
ZDDP Enhanced | No |
API Rating | CK-4 |
8. Motorcraft Super Duty Diesel Motor 15W-40 5 qt Engine Oil
- Help protect critical parts from wear
- Help reduce performance robbing sludge and deposits
- Meet Ford specifications and recommended for all Ford, Lincoln and Mercury vehicles
- Help contribute to improved fuel economy
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Sold By | Price |
Amazon | |
Walmart | |
AutoZone |
Product Details
Specifications
Details | |
Package Size | 160. oz |
Oil Type | Diesel Engine Oil |
Standards | API Service CJ-4/SM |
Flash Point | 441 °F |
SAE Oil Weight | 15W40 |
9. Mobil 1 5W40 Turbo Diesel Oil 1 Quart
- Is recommended for diesel-powered pickup trucks built by Ford, General Motors, GMC and Dodge
- Meets CJ-4, CI-4, and CH-4
- Exceptional resistance to high-temperature varnish and low-temperature sludge deposits to help keep engines clean
- Meets diesel engine requirements of Cummins, Powerstroke, Duramax and Navistar
Product Details
Specifications
Details | |
Item has MSDS (SDS)? | Y |
Item is Shipped at this Packaging Level | N |
Information Effective Date | 4/7/2011 |
Layers Per Pallet | 6 |
Packaging Depth | 2.43 IN |
Reviews From Real Customers
10. Castrol GTX Diesel Motor Oil, 15W40, 1 Gallon
- Model : 15AD8F
- Country : US
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Amazon | |
eBay | |
Walmart | |
Tractor Supply Company |
Product Details
Specifications
Details | |
Viscosity Grade | 10W-30 |
Automotive Part Type | Engine Oil |
Container type | Bottle |
General Part Type | Engine Oil |
Number Of Units In Package | 3 |
11. 5W-40 Signature Series Max-Duty Synthetic Diesel Oil in 2.5 Gallon Jug by AMSOIL | DEOTP-EA
Product Details
12. Mobil Delvac 112786 1300 Super 15w-40 Motor Oil – 1 gal jug
- Reduced oil consumption
- Superior low-temperature sludge control in stop-and-go service
- Outstanding control of high-temperature deposits and oil oxidation
- Reduced low temperature sludge build-up and high temperature deposits
- Greater engine efficiency, long engine life and long oil life
Check Latest Price
Sold By | Price |
Amazon | |
eBay | |
Walmart | |
Tractor Supply Company |
Product Details
Specifications
Details | |
Units in Package | 1 |
Unit Size | 3.78 gal |
Warnings | Caution: Continuous contact with uses motor oil has caused skin cancer in animal tests. Avoid prolonged contact. Wash skin thoroughly with soap and water. Launder or discard soiled clothes. |
13. Mobil 1 122492 15W40 Diesel Oil – 1 Gal – Case of 4
- Designed to deliver trouble-free, consistent performance
- Right for your vehicle and lifestyle
- Made from high-quality materials for ultimate durability
- Manufactured to meet or exceed strict quality requirements
Check Latest Price
Sold By | Price |
Amazon | |
eBay | |
BJ’s Wholesale Club | |
Sam’s Club |
Product Details
Specifications
Details | |
Size | 1 Gallon (128 Ounces), (Case of 4) |
14. Mobil Synthetic Engine Oil – 1 quart bottle
- Excellent fuel economy benefits
- Improved protection against sludge and harmful deposits
- Excellent high- and low-temperature performance
- Outstanding wear protection
Check Latest Price
Sold By | Price |
Amazon | |
eBay | |
Walmart | |
NAPA Auto Parts |
Product Details
Specifications
Details | |
Units in Package | 1 |
Unit Size | 1 qt |
Warnings | Caution : Continuous contact with used motor oil has caused skin cancer in laboratory animals. in case of contact, wash throughly with soap and water. |
15. Sierra 25W40 Oil – 5 qt
- Formulated To Provide Excellent Lubrication And Corrosion Protection
- Stern Drive And Inboard Engines Operate Under High Load And Running Stresses
- This Product Is Developed For The Marine Enviroment And Will Out Perform Standard 4 Cycle Automotive Engine Oils
- Offers Excellent Detergency Anti-Oxidants Antiwear And Corrosion Protection
- The Benefits To Your Engine Are Reduced Wear To The Internal Components Protection Of Internal Parts From C
Product Details
Specifications
Details | |
Part Type | Engine Oil |
Oil Type | Mineral |
Oil Weight | 25W40 |
ZDDP Enhanced | No |
API Rating | CF-2 |
Reviews From Real Customers
16. Sinopec 15W40 Synthetic Diesel Engine Oil – 5 Gallon Pail (18l – 4.75 gal)
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Amazon | |
eBay | |
Walmart |
Product Details
17. Mobil Delvac 1 ESP Heavy Duty Full Synthetic Diesel Engine Oil 5W-40, 5 Gal
- Outstanding thermal and oxidation stability
- Enhanced film strength at high temperatures
- Inherent stay-in-grade shear stability
- Advanced formulation and viscometrics
Check Latest Price
Sold By | Price |
Amazon | |
JEGS High Performance | |
TheLubricantStore.com |
Product Details
Specifications
Details | |
Part Type | Engine Oil |
Oil Type | Synthetic |
Oil Weight | 5W40 |
ZDDP Enhanced | No |
API Rating | CK-4 |
Reviews From Real Customers
18. Pennzoil 10-W40 Motor Oil, 5 qt.
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Amazon | |
eBay | |
Home Depot | |
Ace Hardware |
Product Details
Specifications
Details | |
Viscosity Grade | 10W-40 |
Automotive Part Type | Engine Oil |
Container type | Bottle |
General Part Type | Engine Oil |
Number Of Units In Package | 1 |
Viscosity index | 155 |
Volume (fl. oz.) | 160 |
Product Width (in.) | 8.20 in |
19. Shell Oil 550019919 Rotella T Triple Protection 15W-40 Weight Diesel Oil – 2.5 gal
- Acid control helps protect against corrosion from acids formed as fuel burns and the oil ages.
- Deposit control helps keep engines clean for optimum performance and long life.
- Wear control helps keep moving metal engine surfaces apart for a longer life.
Check Latest Price
Sold By | Price |
Amazon | |
eBay | |
Walmart | |
Blain’s Farm & Fleet |
Product Details
Specifications
Details | |
Container Size | 2.5gal |
Oil Class | Diesel Engine |
SAE Oil Weight | 15W-40 |
Flash Point | 400.0Deg. F |
Oil Composition | Conventional |
Reviews From Real Customers
20. Warren Distribution Delo 400LE SAE 15W-40 Heavy Duty Motor Oil – 1 gal jug
- Engine and Motor Oils Conventional, Size 1 gal, Container Type.
- Engine and Motor Oils Bottle, SAE Grade.
- Engine and Motor Oils 15W-40, Color Amber, Flash Point 204 Degrees C, Specific Gravity 0.
Check Latest Price
Sold By | Price |
Amazon | |
Walmart | |
AutoZone | |
NAPA Auto Parts |
Product Details
Specifications
Details | |
Units in Package | 1 |
Unit Size | 1 gl |
Directions | CK-4 API Service: Compatible with API Service Category: CJ-4, CI-4 Plus and all prior categories. |
Warnings | Warning: Keep out of reach of children. Avoid prolonged or repeated contact with used motor oil. Wash thoroughly after handling. |
Conclusion
The LB7 Duramax was introduced in 2001 and produced until 2004. It was the first Duramax engine produced and was replaced by the LLY in 2004. The LB7 is considered to be one of the most reliable Duramax engines ever produced.
Many owners of LB7 trucks have reported high mileage with little to no issues. The only common issue with the LB7 is injector failure, which can be caused by a number of factors such as contaminated fuel, poor maintenance, or extended idling.
Injector replacement can be expensive, but many owners feel it is worth it to keep their LB7 running strong.