The Best 5W-40 Full Synthetic Oils

11,827 Reviews Scanned

 

1
Rotella Shell Rotella T6 Full Synthetic 5W-40 Diesel Engine Oil (1-Gallon, Single Pack, New Packaging)
  • Provides 1. 5% improved fuel economy performance compared to SAE 15W-40 oils
  • Triple Protection Plus formula combines fully synthetic base oils with advanced additives for excellent equipment protection and long engine life
  • Formulated with additive technology that protects against the effects of soot, dirt and other contaminants
  • Engineered with shear stability to resist viscosity loss and maintain optimal engine oil pressure
  • Suitable for diesel-powered vehicles from tractor/trailers to classic cars and heavy-duty diesel pickups that allow an SAE 5W-40
2
Valvoline - 774038 Premium Blue Extreme SAE 5W-40 Full Synthetic Engine Oil 1 GA, Case of 3
  • “The Only One“ endorsed and recommended by Cummins
  • Superior synthetic base stocks provide faster, safe starts during freezing weather and enhanced thermal properties for hot weather operations
  • Outstanding oxidation resistance supports long oil life in heavy duty engines
  • Superior wear protection for hardworking heavy-duty trucks and equipment
3
Valvoline European Vehicle Full Synthetic SAE 5W-40 Motor Oil 1 QT, Case of 6
  • Full synthetic formula for exceptional high and low temperature protection
  • Extra wear protection designed to keep engine parts like new
  • Extra detergents fight sludge and deposits that reduce engine life
  • American Owned and Operated
4
AmazonBasics Full Synthetic Motor Oil - Euro Formula 5W-40 - 1 Quart - 6 Pack
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • Formulated for longer drain intervals
  • Helps prevent build up that can cause rust and corrosion
  • Reduces friction for less engine wear
  • High resistance to viscosity and thermal breakdown
5
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
  • API SN/CF, ACEA A3, ACEA B3, ACEA B4, A3/B4 certified
NOW ON SALE!6
Castrol 06249 Edge 5W-40 Advanced Full Synthetic Motor Oil, 1 Quart, 6 Pack
  • 42 percent better rating on fighting power robbing deposits
  • Superior engine protection versus conventional and synthetic blend oils
  • Superior performance against deposits, wear and oxidation
  • Meets BMW Longlife 01, Mercedes Benz 229.1 and 229.3, Porsche A40, Volkswagen 505.00 and 502.00
  • Exceeds API SL, ACEA A3, ACEA B3, ACEA B4
7
Castrol 03057 GTX MAGNATEC 5W-30 Full Synthetic Motor Oil, Green, 5 Quart
  • Dramatically reduce engine wear
  • Leave critical engine parts 4X smoother* * As tested in the industry Sequence IVA wear test
  • Superior wear protection on critical engine parts
  • Meets Specifications: API SN Plus, ILSAC GF-5, GM dexos1 Gen 2, Ford WSS-M2C929-A, WSS-M2C946-B1
  • Castrol recommends the use of Bosch oil filters
8
Pennzoil Platinum Euro Full Synthetic 5W-40 Motor Oil (1-Quart, Case of 6)
  • For best performance, follow the manufacturer's recommendations in your vehicle owner’s manual.
  • Nothing keeps your engine closer to factory clean
  • Better fuel economy
  • Protects horsepower
  • Superior wear and corrosion protection
9
Liqui Moly 2332 Leichtlauf High Tech 5W-40 Engine Oil - 5 Liter
  • Rapid oil delivery at low temperatures, high lubrication reliability at high and low temperatures
  • 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
  • Approvals from vehicle manufacturers for Leichtlauf High Tech 5W-40 include BMW Longlife-01, MB-Approval 229.5, Porsche A40, Renault RN 0700, 0710, VW 502 00/505 00
NOW ON SALE!10
Mobil 1 122094 5W-40 Formula M Motor Oil - 1 Quart Bottle 6 Pack
  • Fit type: Universal Fit
  • Package Dimensions: 23.876 H x 19.304 L x 23.368 W (centimetres)
  • Country of Origin : United States
  • Package Weight: 5.42 kilograms

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These questions and more will make purchase decisions difficult for anyone. We feel you because we do the research when we’re about to make an order as well.

Before you decide to buy anything, make sure you research and read the reviews from trusted sources. Luckily, we use incredibly smart and sophisticated AI to help find great products. We use our own custom algorithms to generate lists of the best brands and give them our own approval rating to rank from 1st to 10th.

You can see the 5W-40 Full Synthetic Oils of above. This list is updated regularly, so you can be sure that the information provided is up-to-date.

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Last update on 2020-11-28 / Affiliate links / Images from Amazon Product Advertising API

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About Mary Weyand 3048 Articles
Mary founded Scoop Tour with an aim to bring relevant and unaltered news to the general public with a specific view point for each story catered by the team. She is a proficient journalist who holds a reputable portfolio with proficiency in content analysis and research. With ample knowledge about the Automobile industry, she also contributes her knowledge for the Automobile section of the website.

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