20 Best Sae 15w 40 Castrol [2024]

Are you looking for the best Sae 15w 40 Castrol? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Sae 15w 40 Castrol.

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# Preview Product
1 Castrol GTX Diesel 15W-40 CK-4 Motor Oil - 1 Gallon, (Pack of 3) Castrol GTX Diesel 15W-40 CK-4 Motor Oil - 1 Gallon, (Pack of 3)
2 Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 1 GA, Case of 3 Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 1 GA, Case of 3
3 Castrol 03111C GTX High Mileage 10W-40 Synthetic Blend Motor Oil, 5 Quart Castrol 03111C GTX High Mileage 10W-40 Synthetic Blend Motor Oil, 5 Quart
4 Valvoline European Vehicle Full Synthetic SAE 5W-40 Motor Oil 1 QT Valvoline European Vehicle Full Synthetic SAE 5W-40 Motor Oil 1 QT
5 9181386 SAE 15W-40 Magnum High Motor Oil 9181386 SAE 15W-40 Magnum High Motor Oil
6 Kubota 1 Gallon Genuine OEM SAE 15W-40 Engine Oil 70000-10001 Kubota 1 Gallon Genuine OEM SAE 15W-40 Engine Oil 70000-10001
7 Delo 222290428 400 SDE SAE 15W-40 Motor Oil - 5 Gallon Pail Delo 222290428 400 SDE SAE 15W-40 Motor Oil - 5 Gallon Pail
8 Castrol 06113 Power RS 5W-40 4-Stroke Motorcycle Oil - 1 Quart, (Pack of 6) Castrol 06113 Power RS 5W-40 4-Stroke Motorcycle Oil - 1 Quart, (Pack of 6)
9 Castrol 03101 EDGE 0W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 quart, 1 pack Castrol 03101 EDGE 0W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 quart, 1 pack
10 Castrol 06112 POWER 1 4T 10W-40 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack (15D1C9) Castrol 06112 POWER 1 4T 10W-40 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack (15D1C9)
11 Castrol Power 1 Racing 4T Motorcycle Oil - 5W40-1qt. 06113 Castrol Power 1 Racing 4T Motorcycle Oil - 5W40-1qt. 06113
12 Mobil 1 FS European Car Formula Full Synthetic Motor Oil 0W-40, 5 Quart Mobil 1 FS European Car Formula Full Synthetic Motor Oil 0W-40, 5 Quart
13 Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart (Quantity 4) Cummins 3265336 Onan SAE 15W-40 Oil - 1 Quart (Quantity 4)
14 Castrol Go! 10W-40 4T Motorcycle Oil, 1 Liter, Pack of 6 Castrol Go! 10W-40 4T Motorcycle Oil, 1 Liter, Pack of 6
15 Delo 400 SDE SAE Conventional Heavy Duty Diesel Engine Oil 15W-40,1 Gallon, Pack of 3 Delo 400 SDE SAE Conventional Heavy Duty Diesel Engine Oil 15W-40,1 Gallon, Pack of 3
16 Castrol Edge 5W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 Quart Jug Castrol Edge 5W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 Quart Jug
17 Castrol 03095 GTX 20W-50 Motor Oil, 5 Quart Castrol 03095 GTX 20W-50 Motor Oil, 5 Quart
18 Castrol 10W40 Actevo X-tra 4T Motorcycle Oil - 1 Gallon 3166 (packagin may vary) Castrol 10W40 Actevo X-tra 4T Motorcycle Oil - 1 Gallon 3166 (packagin may vary)
19 Castrol 06130 Actevo 10W-40 Part Synthetic 4T Motorcycle Oil - 1 Quart Bottle, (Pack of 6) Castrol 06130 Actevo 10W-40 Part Synthetic 4T Motorcycle Oil - 1 Quart Bottle, (Pack of 6)
20 Liqui Moly Motorbike 4T SAE 15W-50 Street | 4 L | Motorcycle Synthesis Technology Engine Oil | SKU:... Liqui Moly Motorbike 4T SAE 15W-50 Street | 4 L | Motorcycle Synthesis Technology Engine Oil |...
Bestseller No. 1
Castrol GTX Diesel 15W-40 CK-4 Motor Oil - 1 Gallon, (Pack of 3)
  • Provides exceptional protection from piston deposits, oil thickening and valve train wear while minimizing engine sludge formulation
  • Engineered to provide exceptional performance in engines operating under severe service conditions including towing and hauling under high...
  • Special viscosity improvers, anti-wear, anti-oxidant and detergent additives protect and maintain cleanliness in hot running, heavy diesel and heavy...
  • Applicable for on and off road heavy duty 4-stroke trucks, gasoline and diesel light trucks and passenger cars where API CK-4, CJ-4, CI-4, CH-4, CG-4,...
Bestseller No. 2
Valvoline Premium Blue SAE 15W-40 Diesel Engine Oil 1 GA, Case of 3
  • Valvoline Premium Blue Engine oil is The Only One exclusively endorsed and recommended by Cummins
  • Strong shear stability provides stay-in-grade performance
  • Outstanding wear protection
  • Superior deposit protection compared to industry requirements
Bestseller No. 3
Castrol 03111C GTX High Mileage 10W-40 Synthetic Blend Motor Oil, 5 Quart
  • Superior detergency that helps prevent deposit build up
  • Superior oil burn off protection versus leading conventional oils
  • Seal conditioners help reduce leaks; Bottle Color: Green
  • Advanced additives that help prevent engine wear
SaleBestseller No. 4
Valvoline European Vehicle Full Synthetic SAE 5W-40 Motor Oil 1 QT
  • ADVANCED PROTECTION IN EUROPEAN VEHICLES agains the four main causes of engine breakdown: wear friction heat and deposits
  • EXTRA WEAR PROTECTION vs. industry and OEM standards with advanced anti-wear additives
  • SUPERIOR PERFORMANCE FOR EUROPEAN gasoline and diesel engines
  • EXCEPTIONAL HIGH/LOW TEMPERATURE PROTECTION defends your engine no matter the climate or driving conditions
  • MEETS OR EXCEEDS ALL REQUIREMENTS of API SN, ACEA A3/B3, A3/B4, MB 229.5, 229.3, & 226.5, VW 50200/50500 & 50501, BMW LL-01 & LL-14FE+, Porche A40,...
Bestseller No. 5
9181386 SAE 15W-40 Magnum High Motor Oil
  • Higher oil pressure
  • Less oil consumption
  • Affordable Solutions
  • Country of Origin : United States
  • Fit type: Vehicle Specific
SaleBestseller No. 7
Delo 222290428 400 SDE SAE 15W-40 Motor Oil - 5 Gallon Pail
  • Premium quality, heavy duty motor oil manufactured in the USA
  • Formulated to meet the requirements of post-2007 low emission engines
  • Provides outstanding performance with ultra-low sulfur diesel and also with normal and low sulfur diesel fuels
  • May be used in older, conventional engines and gasoline engines
  • Formulated with ISOSYN technology
Bestseller No. 8
Castrol 06113 Power RS 5W-40 4-Stroke Motorcycle Oil - 1 Quart, (Pack of 6)
  • Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
  • Race derived technology for maximum engine acceleration
  • Extreme high temperature air-cooled performance and water-cooled engine performance
  • Excellent shear stability to prevent viscosity breakdown
  • Exceeds API SL and JASO MA-2
Bestseller No. 9
Castrol 03101 EDGE 0W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 quart, 1 pack
  • 42 Percent Better Rating On Fighting Power Robbing Deposits
  • Superior Engine Protection Vs Conventional And Synthetic Blend Oils
  • Superior Performance Against Deposits, Wear And Oxidation; Bottle Color: Black
  • Meets Mercedes Benz 229. 5 And 229. 3, Porsche A40, Vw 505. 00 And 502. 00, Ford Wss-M2C937-A, Psa B71 2296
SaleBestseller No. 10
Castrol 06112 POWER 1 4T 10W-40 Synthetic Motorcycle Oil, 1 Quart Bottle, 6 Pack (15D1C9)
  • Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
  • Race derived technology for maximum engine acceleration
  • Extreme high temperature air-cooled performance and water-cooled engine performance
  • Excellent shear stability to prevent viscosity breakdown
  • Exceeds API SL and JASO MA-2
SaleBestseller No. 11
Castrol Power 1 Racing 4T Motorcycle Oil - 5W40-1qt. 06113
  • Race-derived technology for maximum engine acceleration
  • Extreme high temperature air-cooled performance and water-cooled engine performance
  • Excellent shear stability to prevent viscosity breakdown
  • Fit Type: Vehicle Specific
Bestseller No. 12
Mobil 1 FS European Car Formula Full Synthetic Motor Oil 0W-40, 5 Quart
  • Mobil 1 Fs European Car Formula Full Synthetic Motor Oil 0W-40 Helps To Extend Engine Life Even In Severe Conditions
  • Helps To Control Oxidation To Prevent Oil Breakdown And Maintain Excellent Viscosity For Up To 10,000 Miles Between Oil Changes
  • Provides Outstanding Engine Wear Protection And Performance With Uniform Synthetic Oil Molecules For Better Friction Reduction
  • Keeps Your Engine Running Like New By Working To Prevent Damaging Deposits And Sludge Buildup
SaleBestseller No. 14
Castrol Go! 10W-40 4T Motorcycle Oil, 1 Liter, Pack of 6
  • Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
  • Provides maximum protection against viscosity and thermal breakdown
  • Delivers superior engine wear protection and high film strength for high revving motorcycle engines
  • Specialized additives help prevent against ring-sticking and build-up of harmful deposits
  • Exceeds API SG and JASO MA-2
Bestseller No. 15
Delo 400 SDE SAE Conventional Heavy Duty Diesel Engine Oil 15W-40,1 Gallon, Pack of 3
  • Premium quality heavy duty motor oil manufactured in the USA
  • Formulated to meet the requirements of post-2007 low emission engines
  • Provides outstanding performance with ultra-low sulfur diesel and also with normal and low sulfur diesel fuels
  • May be used in older conventional engines and gasoline engines
  • Formulated with ISOSYN technology
SaleBestseller No. 16
Castrol Edge 5W-40 A3/B4 Advanced Full Synthetic Motor Oil, 5 Quart Jug
  • Castrol Edge Euro Car Fluids Are Engineered With Fluid Titanium Technology To Transform Under Pressure, Increasing Its Film Strength To Prevent Oil...
  • Castrol Edge Euro Car Product Range Has Been Optimized To Meet The Stringent Requirements Of The Various European Automobile Manufacturers Association...
  • Many European Vehicles Are Equipped With Ultra-Efficient, High Performance Engines That Generate Extreme Pressure And Operate At High Temperatures....
  • For Use In Both Gasoline And Light Duty Diesel Applications And Recommended By World-Leading Car Manufacturers
Bestseller No. 17
Castrol 03095 GTX 20W-50 Motor Oil, 5 Quart
  • 20w50 motor oil
  • Provide better protection against volatility burn off.
  • Formulated with superior base oils & patented additive technology
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • Unique TriShield technology provides superior deposit protection
Bestseller No. 18
Castrol 10W40 Actevo X-tra 4T Motorcycle Oil - 1 Gallon 3166 (packagin may vary)
  • Part synthetic 4-stroke motorcycle oil protects your bikes engine against high temperature deposit and wear
  • Formulated with Heat Protection Molecules to combat and minimize the formation of harmful high temperature combustion deposits
  • Outstanding high temperature oil consumption and oxidation control
  • Exceeds API SG, JASO MA2
SaleBestseller No. 19
Castrol 06130 Actevo 10W-40 Part Synthetic 4T Motorcycle Oil - 1 Quart Bottle, (Pack of 6)
  • Formulated with Trizone technology to protect all 3 critical zones: engine, clutch and gearbox
  • Active Protection Molecules (APM) are a new ingredient that enhance the lubricant's ability to cling to vital engine components
  • Excellent engine wear protection during long trips, short commuting and stop/start conditions
  • Superior added protection ensures adequate lubrication before the engine reaches 51°C - when most engine wear typically occurs
  • Exceeds API SG and JASO MA-2
Bestseller No. 20
Liqui Moly Motorbike 4T SAE 15W-50 Street | 4 L | Motorcycle Synthesis Technology Engine Oil | SKU:...
  • Optimal lubrication in all operating conditions, good wear protection
  • High shear and ageing stability, ensures low oil consumption
  • Tested and approved for catalytic converters, optimal engine cleanliness
  • Ideally suited for use with and without wet clutches
  • Specifications and Approvals: API; SL; JASO; MA2

Having trouble finding a great Sae 15w 40 Castrol?

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After hours of searching and using all the models on the market, we have found the best Sae 15w 40 Castrol for 2023. See our ranking below!

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  1. Brand Value: Every brand of Sae 15w 40 Castrol has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Sae 15w 40 Castrol?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Sae 15w 40 Castrol.
  5. Customer Ratings: Number ratings grade Sae 15w 40 Castrol objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Sae 15w 40 Castrol.
  7. Product Quality: You don’t always get what you pay for with an Sae 15w 40 Castrol, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Sae 15w 40 Castrol is should be an indication of how long it will work out for you.

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FAQ:

Q: What grade of oil is 15W-40?

A: 15W-40 is a very common viscosity grade for diesel engine oil. GTX Diesel is a 15W-40 diesel engine oil formulated to help extend engine life. THE RIGHT 15W-40 OIL FOR YOUR ENGINE If you need a 15W-40 diesel oil, Castrol® GTX® Diesel helps extend engine life, protecting against the wear and tear of severe weather, rough roads and heavy tows.

Q: What kind of oil should I use in my Castrol engine?

A: If you need a 15W-40 diesel oil, Castrol® GTX® Diesel helps extend engine life, protecting against the wear and tear of severe weather, rough roads and heavy tows. As a 15W-40 viscosity grade, it flows like a 15 weight oil from start up in Winter, but provides the protection of a 40 weight once the engine reaches full operating temperature.

Q: What is GTX diesel 15W-40?

A: Castrol GTX Diesel 15W-40 is a premium quality lubricant formulated to provide outstanding diesel wear protection and cleaining power for today’s passenger car and bakkie engines.

Q: Why choose Castrol® GTX® diesel?

A: When your owner’s manual calls for 15W-40 diesel oil, Castrol® GTX® Diesel has the ability to extend your diesel engine’s life in a variety of applications and duty cycles. It provides superior protection, conforms to the strict requirements of PC-11 engine oil technology and can be used in diesel engines where API CK-4, CJ-4 and below is required.