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Does Castrol make Dexos oil?

Yes, Castrol does manufacture Dexos-approved engine oils. Dexos is a set of specifications developed by General Motors (GM) for engine oils used in their vehicles, and Castrol is one of the approved oil brands that meets these requirements.


What is Dexos Oil?


Dexos is a proprietary engine oil specification created by GM in 2011 to replace their previous GM-LL-A-025 and GM-LL-B-025 oil standards. The Dexos specification sets strict performance and quality requirements for engine oils used in GM vehicles, including standards for fuel economy, wear protection, and emissions control. Oils that meet the Dexos standard are approved for use in GM vehicles and carry the Dexos certification on the packaging.


Does Castrol Make Dexos-Approved Oils?


Yes, Castrol manufactures several engine oil products that are approved to meet the Dexos1 and Dexos2 specifications. Castrol's Dexos-certified oils include Castrol EDGE 0W-20 Dexos1, Castrol EDGE 5W-30 Dexos1, and Castrol EDGE 5W-30 Dexos2. These oils are designed to provide the performance and protection required by GM vehicles while also meeting the Dexos standards for fuel economy, emissions, and wear resistance.


How to Identify Dexos-Approved Oils


Dexos-approved engine oils will have the Dexos certification mark clearly displayed on the packaging. This mark indicates that the oil has been tested and approved by GM to meet their Dexos1 or Dexos2 specifications. Consumers can look for this certification when purchasing engine oil for their GM vehicles to ensure they are using a product that is compatible and recommended by the manufacturer.


Conclusion


In summary, yes, Castrol does manufacture Dexos-approved engine oils that are specifically designed and tested to meet GM's strict performance requirements. Castrol's Dexos-certified products provide the protection and efficiency needed for GM vehicles while also carrying the Dexos certification mark on the packaging.

What brand of oil does GM recommend?


The dexos® trademark represents high-quality, robust oil formulated to some of the most rigorous specifications in the industry. GM wants to ensure that every GM vehicle worldwide has access to the highest quality oil formulated to perform well and reduce vehicle emissions.



Do I really need to use Dexos oil?


Yes, you absolutely need Dexos-approved synthetic oil in your 2.5L engine. Do not put conventional oil in your car.



What oil can I use instead of Dexos?


Question: What if the engine Is low on oil and dexos1™ 0W20 oil is not available to top off the oil level? If you are unable to locate a retailer, then a GF5 Synthetic grade 0W20 oil that meets the dexos1™ specification, such as Mobil 1™ 0W-20 Advanced Fuel Economy synthetic oil can be used.



What is the lawsuit between Mobil 1 and Castrol?


Historically, it was widely accepted that only Group IV base oils made from PAOs were true “synthetics.” A famous lawsuit between Mobil and Castrol changed that. Mobil charged that Castrol was falsely marketing its Syntec motor oil as a synthetic oil although it wasn't made from PAO base oils.



Is Fram synthetic oil Dexos approved?


FRAM Full Synthetic motor oil offers better protection at startup, quicker oil flow in cold temperatures and better protection against heat build-up. It is Dexos Gen2 approved to meet GM warranty requirements.



What is the world's No 1 engine oil brand?


Comparison of the best engine oils for 2022

Engine oil name
Best engine oil overallMobil 1 Extended Performance
Best engine oil overall runner-upCastrol GTX Magnatec
Best synthetic engine oilPennzoil Ultra Platinum Full Synthetic
Best synthetic engine oil runner-upAmsoil Signature Series Synthetic



Who makes Dexos oil?


Licensed dexos1 Gen 2 brands

Brand NameSupplierSpecification
ACDelco dexos1General Motorsdexos™1 Gen3
ACDelco dexos1ExxonMobildexos™1 Gen3
ACDelco dexos1ExxonMobildexos™1 Gen3
ACDelco dexos1General Motorsdexos™1 Gen3



Which is better, Castrol or Mobil?


Castrol Edge had the best (lowest) oil consumption, new oil once lasted with 6000+ KM without loss (same Liqui Moly Engine Oil Saver added during oil change). No noticeable performance or gas mileage difference compared to Mobil 1.



Is Castrol oil approved for Dexos?


Castrol and CAM2 also offer engine oils that meet dexos1 Gen 3 specifications. GM engines incorporate the use of dexos oils into their design, requiring exclusive use of these approved oils for optimal performance and longevity.



What is the best Castrol synthetic oil?


Castrol EDGE has been proven 3X stronger against viscosity breakdown than the leading full synthetic so its shear stable and maintains its initial viscosity to provide protection over an extended drain cycle of up to 20,000 miles between oil changes.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.