Oil properties differ from one brand to another. When choosing the best synthetic oil for 5.7 Hemi, you need to match oils with what you want to achieve. Some are good for performance, fuel economy, for extreme temperature conditions, and some for specific vehicles. Therefore, it is important, especially if you are trying for the first time, to understand all the properties of your oil before using it with your engine.

Table of Contents
What Are the Factors to Consider Before Buying the Best Synthetic Oil for 5.7 Hemi?
As mentioned, motor oils come with different properties. It is important to understand the inside out of each oil, and what is made for. Since we are focusing on oils for 5.7 Hemi, it is also important to know other properties, and whether you can use them on diesel engines or not.
Viscosity of the Oil
Motor oils come in different viscosities to suit different needs. Some are made for high mileage and come with different viscosities than ones for short mileage. Therefore, it is important to check before buying. You will find in terms of 5W-20, 5W-30, or any other value depending on the level of viscosity.
Volume of the Container
The other thing to check is the volume. Oils are packed in bottles or jugs and each come with its capacity. Therefore, it is important to check the size of the container, as you compare the prices. This is to ensure that you get the right quantity that will be enough to run your engine for a budgeted time.
Suitability for Extreme Conditions
You may want the best oil that can work best without getting oxidized during hot temperatures or the ones that will not be affected by cold. Therefore, it is important to check the properties to ensure it works well if you are operating in extreme temperature zones.
Compatibility With Diesel Engines
Not all types of oil are compatible with diesel engines. If you are operating on diesel, then you need to be specific on the type of oil that you pick. Of course, those that don’t work with diesel engines or petrol ones are well-labeled. Don’t miss to check that. You may also want to check the best oil for Chrysler 300 or any other model that you are operating before making a purchase.
Performance and Reliability
The last but not the least is performance. You need to get the right oil that works for the purpose. As we mentioned, each oil brand comes with different properties and works differently for the same goal. Therefore, you need to check performance in terms of protection, fuel economy, wear, and other things that you may want.
There are different oil types. This review highlights and discusses the best synthetic oils that suit different vehicles, but mostly for 5.7 Hemi. You must note and acknowledge that not all oils are of the same nature and properties. They are also different in terms of compatibility. Therefore, you need to go through this guide to learn more from the different brands.
What Is the Best Synthetic Oil for 5.7 Hemi?












Based on the reviews and our analysis, Castrol 03057 GTX Synthetic Oil is the best overall. It is one of the most trusted oil brands out there. This brand competes closely with other similar brands but is the best in this category. It is reliable and would work wonders for your engine.
Top 7 Best Oil for 5.7 Hemi
This list comprises oils but they are not only for 5.7 Hemi. You will also find the best oil for dodge ram 1500 among other models. You need to browse through and get what you are looking for.
Valvoline Advanced Fully Synthetic Oil

Enhance the health of your engine with Valvoline Advanced Fully Synthetic Oil. It is a trusted brand that comes with a viscosity of 5W-30 and with innovative anti-wear additives. The good thing with this brand is that there are other viscosities available to choose from. Therefore, if you aren’t looking for the 5W-30, then you will get other options.
100% synthetic
If you are looking for a fully synthetic oil, then Valvoline Advanced Fully Synthetic Oil is the choice. It is 100% synthetic and great for engine health. It offers great flow while at low temperatures, and is stable at high temperatures. The other benefit to the engines is that it reduces the formation of deposits.
Wear protection
Valvoline Advanced Fully Synthetic Oil is an effective solution that you need to prevent wear. It features superior antioxidants and extra detergents that all work for protection. It is, therefore, the best oil for 5.7 Hemi and other engines.
Expert opinion: Valvoline Advanced Fully Synthetic Oil is effective and 100% synthetic oil that is healthy for your engine. It is recommendable and comes in different viscosities to suit your engine needs.
Mobil 1 Advanced Synthetic Oil

Mobil 1 Advanced Synthetic Oil is a full synthetic oil that works wonders for the engine. The good thing with this oil type is that you can find it in different viscosities. That would depend on your engine needs. In addition to that, this oil is available in different styles. That is; extended performance or high mileage, extended performance, high mileage, and full synthetic.
Outstanding Protection
If you care about your engine, then Mobil 1 Advanced Synthetic Oil is the right type of oil that you need. The oxidation resistance that is the nature of the oil enhances the strength of the engine. It reduces wear and tear a great deal.
Engine Cleaning and Performance
Mobil 1 Advanced Synthetic Oil is known for its effective prevention of deposits and sludge. The advanced engine cleaning that you get with the Mobil 1 brand is just the best. That is essential for protecting the engine parts to achieve better performance of the engine every time.
Expert opinion: This oil brand is available to suit different engines. This is a full synthetic type and you will also find high mileage and extended performance types of the same. It is recommended and effective for maintaining the engine health and performance.
Castrol 03057 GTX Synthetic Oil

This oil brand is available in 5 quarts bottles but you can also get other packages of the same. If you need instant protection for your engine, then you need to start using this Castrol 03057 GTX Synthetic Oil. It has been tested and it works great for different vehicles.
Engine Wear Protection
Castrol 03057 GTX Synthetic Oil is one of the oils that you should trust. When it comes to protection against wear, there is nothing to doubt with this brand. It delivers up to 6X wear protection compared to other oil brands.
Engine Performance
This oil type exceeds the latest standards in the industry and is one of the most renowned oil types on the market. You can use it for different vehicle types, and also for motorcycles. Castrol 03057 GTX Synthetic Oil enhances the health of the engine and is perfect and suitable for rough driving conditions.
Expert opinion: This is 6X superior in reducing engine wear and is full synthetic. It is also good for rough driving conditions and comes with 5W-30 viscosity. It is recommendable for those looking to enhance the health of the engine.
Pennzoil 550045202 Full Synthetic Oil

What you need to note with Pennzoil 550045202 Full Synthetic Oil is that it is made from natural gas. It is not crude. It is, therefore, one of the best 5w20 motor oil that you need. It works for cars and trucks. This is a great choice of oil that you can ever get for your vehicle.
Engine Performance
Pennzoil 550045202 Full Synthetic Oil works best in extreme temperatures. It flows well in low temperatures, and prevents oxidation at high temperatures. That gives you a reliable oil to use with your car if you are looking to protect your engine. It also enhances the performance of the engine as it protects against loss of power.
Cleaning and Fuel Economy
One of the oils that works best in preserving fuel is none other than Pennzoil 550045202 Full Synthetic Oil. It keeps your car pistons clean and also protects against wear. It is also the best in sludge protection and you can always rely on this oil for better performance regardless of the weather conditions.
Expert opinion: This is a reliable 5w20 motor oil that you can use for your car or truck. It is efficient and keeps the engine pistons clean at all times. It also works for better fuel economy and is recommendable oil that you can buy.
AmazonBasics Synthetic Motor Oil

If you are looking for 5.7 Hemi oil, you may want to try AmazonBasics Synthetic Motor Oil. It is the most reliable oil that comes with 5W-20 viscosity. It also comes in 6 packs of 1quarts capacity each. It is also eco-friendly and helps a lot in reducing the exhaust and emissions. This oil has been trusted by thousands of users and is a great choice for most vehicles.
Performance and Protection
AmazonBasics Synthetic Motor Oil is one of the types that you can rely on when it comes to quality. It is the best oil that you can always want to have for your vehicle. The oil enhances the performance by reducing damage on the engine, preventing build up of sludge deposits, and more.
Full Synthetic Quality
This oil is not the conventional type nor blend. It may not work for high mileage but is the best oil to have for other functions apart from high mileage. The synthetic quality is the health that you need for your engine. It helps the engine resist breakdown as it reduces friction. That also enhances the durability of the engine.
Expert opinion: AmazonBasics Synthetic Motor Oil is an affordable brand oil that works for most vehicles, and even motorcycles. It is a full synthetic and healthy oil that enhances the life of the engine and also the performance.
Royal Purple 51520 Motor Oil

Royal Purple 51520 Motor Oil is a high-performance oil that is suitable for any four cycle and gasoline engine. Apart from optimizing the performance of the engine, it also protects. It is available in different capacity containers and is thus the right choice. It works with most vehicle types and is reliable for performance and protection.
Quality and Protection
You should note that Royal Purple 51520 Motor Oil is a high-quality oil that is reliable on the market. It is the best for wear protection of the engine. Therefore, if you want your engine to last long, then you need to check this awesome brand. It has been trusted by thousands of users who are duly satisfied. It also protects the engine against LSPI.
Performance and Fuel Efficiency
If you want the best oil for performance, then you have no choice but to consider Royal Purple 51520 Motor Oil. It also enhances the fuel efficiency of the engine. While at that the oil also enhances compatibility with some of the fuels that contain ethanol.
Expert opinion: If you need the best oil for a four-cycle gasoline engine, then you have this Royal Purple 51520 Motor Oil. It is the best and comes in 5W-20 viscosity level. It also enhances the performance of the engine and fuel efficiency.
Liqui Moly 2259 Synthetic Motor Oil

This oil brand is made in Germany and is the best oil that is efficient and reliable. It works great in protecting the engines against wear, and is full synthetic. It also comes with a viscosity of 5W-20 and great for different renowned brands.
Fuel Efficiency and Economy
One of the advantages of Liqui Moly 2259 Synthetic Motor Oil is that it works to reduce the consumption of fuel. Of course, that is what everyone would want in a vehicle. In addition to that, it enhances the life of the engine as it protects against sludge deposits. That way it maintains the cleanliness of the engine and hence the durability.
Performance and Protection
Liqui Moly 2259 Synthetic Motor Oil is great for performance. While it ensures the cleanliness of the engine, that alone works to better the performance. The advantage with this oil is that you may mix with any other oil without any issue.
Expert opinion: This oil is suitable for a wide variety of vehicle brands that include Toyota, Mazda, Hyundai, Nissan, and Honda among others. It is reliable and also works to reduce fuel consumption while enhancing performance.
Hemi Oil Capacity
If you have used it before, then perhaps you have an idea. A 5.7 Hemi will consume 7 quarts of oil including the filter. That is in other words 220 fluid ounces.
Hemi Oil Type by Year
The 5.7 hemi oil has seen tremendous change in terms of properties. The important aspect of change is in the compression ratio. In this table, we are comparing the specific times of the year per the compression ratio to understand more of these changes.
Year | Compression ratio |
2003 – 2008 | 9.6:1 |
2009 – 2012 | 10.5:1 |
2013- date | 10.5:1 |
How to Change Oil in 5.7 Hemi
Changing oil for 5.7 Hemi is never a hard task. First, remove the old oil. Then follow these steps:
Lubricate the filter for easy installation.
Fill the filter with the new motor oil.
Place the filter in its housing and make it tight using your hand.
Open your hood and check the engine compartment for a yellow oil cab.
Unscrew to open the cab and pour in the new oil.
Check the oil level using a dipstick that is located next to the crankcase.
Continue pouring slowly until it is full.
Allow the oil to circulate by starting the vehicle for a few minutes.
Check your oil after 10 minutes to make sure it is at the right level.
Frequently Asked Questions (FAQs)
Anyone with a Hemi, Dodge Ram or any other model would want the best for their engines. That is the reason you will find so many common questions on the internet. Some of the questions that people ask include the following:
What kind of oil does a 5.7 Hemi Take?
The engine oil that is recommended for this case is SAE 5W-20 viscous oil. Of course, there are other recommended options available from different brands.
How much oil does a 5.7 L V8 Hemi Take?
5.7 Hemi takes up to 7 quarts of recommended capacity. That is equivalent to 220 fluid ounces.
Can I use 5W30 instead of 5W20 in my Dodge?
5W-30 is thicker and you may risk damaging the engine using this type. It is recommended that you use 5W-20 type for smooth and efficient performance without risking the health of your engine.
What should the oil pressure be in a 5.7 Hemi?
The normal oil pressure should be 25 to 65 psi.
Can you use regular oil after synthetic?
Switching from synthetic to regular or conventional oil is okay. There is not much effect on the engine. However, synthetic offers better protection than regular or conventional ones.
How to Choose the Best Oil for 5.7 Hemi?
There are several things to keep up with when choosing to get a good motor oil. You need to ensure that it is the right fit. That is compatibility with your vehicle. It is also important to ensure that it does what you want for your engine as we already discussed. Now on choosing the best, here are the two options that we can suggest for you:
Best overall
After going through our picks, Castrol 03057 GTX Synthetic Oil is the best under our category. It is a great oil that you would want to use with your vehicle. It has been tested and works magic for enhancing performance, protecting from deposits, and other numerous benefits.
Runner’s up
Valvoline Advanced Fully Synthetic Oil is our runner’s up. It is also one of the oils that you can trust. It has received good ratings and positive reviews as well due to what it delivers. Therefore, if you were to make a choice now, then you would consider these two competing brands.
Conclusion
We hope that you will find the right oil type that suits your vehicle. Whether you need the best oil for 3.6 pentastar or any other model, this review is enough to find your fit. You just need to understand the oil type that you are choosing well, the performance and what it is good for, compatibility, and other things that matter to your vehicle.
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