7 Best Synthetic Oil for 5.7 Hemi [Reviews & Buying Guide]

Regular changing of oil is an essential part to keep the engine perfectly functional. And it acts as the lifeblood; so you have to get the right oil for your vehicles.

Nowadays, synthetic oil is the most preferable option for engine functionality. The same goes for your precious 5.7 Hemi.

But there are several options to meet the specs of wide variations. So, how to choose the exact one for smooth startup & running?

Make no mistakes about it. And that’s why we have come with the best synthetic oil for 5.7 Hemi to improvise your engine efficiency.

Covering a detailed review, we hope you can make the exact match right away.

Best Synthetic Oil for 5.7 Hemi – Comparisons

ProductViscosityUsed TechnologyParticular AdvantagePrice
Valvoline Advanced Full Synthetic Oil5W–20SynPowerImproved Engine Acceleration
Castrol GTX Magnatec Synthetic Oil5W–20Intelligent MoleculesSuperb Wear Reduction
AmazonBasics Full Synthetic Motor Oil5W–20AdvancedVehicular Maintenance Support
Castrol EDGE Advanced Full Synthetic Oil5W–20Fluid TitaniumWithstands Heavy Pressure
Pennzoil Platinum Full Synthetic Motor Oil5W–20PurePlusPiston Cleaning Ability
Mobil 1 Advanced Full Synthetic Motor Oil5W–20High MileageIncreased Cleaning Power
Castrol GTX Ultraclean Motor Oil5W–20TrishieldIndustry Standard Cleanliness

Why Should I Use Synthetic Oil in My 5.7 Hemi?

Most of the popular car manufacturers recommend using synthetic oils for 5.7 hemi. Here we describe some benefits of using synthetic oil over others for 5.7 Hemi.

  • Greater lubrication properties of its formulation enhance engine life.
  • Engines running on synthetic oil require fewer changes without breakdown.
  • Lower contact point friction delivers fuel economy over-improved output.
  • Incredible heat resisting characteristics prevent accidental disintegration.

7 Best Oil For 5.7 Hemi Reviews

We better get into the reviews, following the quick comparison right above. All the best oil to make our list promises to induce maximum serviceability. And we tried to cover all the essential points, keeping your 5.7L engine requirements in mind.

1. Valvoline Full Synthetic 5w20 Motor Oil

Valvoline Full Synthetic 5w20 Motor Oil(Improves Major Causes of Engine Stress)

Product Description

The chosen option here can easily meet all the general requirements of 5.7 Hemi. The formulation is quite suitable for aspired, turbocharged & even supercharged engines.

Although underrated, Valvoline gives no excuse to introduce several high-quality engine oils. And its 787023 induces superior & unrivaled efficiency, considering other relevant competitors.

Not to mention, the effective fluid comes with advanced technology. It contains highly durable & anti-wear additives. And the formula promises to protect against engine wear, overheating & deposits.

Whether it’s cold/warm, the best oil for ram 1500 Hemi can serve any adverse condition. It retains engine cleanliness & you’ll enjoy better mileage with improvised acceleration.

Features & Benefits

  • Powerful Formulation

The advanced fluid contains extra additives, like all SynPower products. Its leading formulation initiates smooth & efficient action right after engine startup. In fact, the featured anti-wear additives stay there for long enough.

  • Increased Performance

It retains the mechanical efficiency, promoting cleanliness for engine components. Superior resistance against varnish & sludge restrains high fuel cost. A fresh engine mechanism even offers improved acceleration to some extent.

  • Unmatched Protection

Thanks to 5W-20 viscosity, it ensures quick & protective lubrication for engine parts. The oil is highly resistive to heat & therefore, you got nothing to worry about regarding temperature issues.


  • Somewhat improved acceleration.
  • Good gasoline engine compatibility.
  • Protection against sludge, varnish.
  • Moderate viscosity, faster oil flow.


  • Slight difficulty in pouring.


2. Castrol 03063 GTX Magnatec Synthetic Oil

castrol gtx magnatec 5w-20 is the Best Synthetic Oil for 5.7 Hemi(Provide Instant Protection to Your Engine Parts)

Product Description

Your long search for the most effective engine fluid will end right here. Because it’s arguably the best oil for 5.7 Hemi tick in various aspects.

Castrol has worldwide popularity, obviously for its high performing engine oils. And here, it introduces a full synthetic oil for the 5.7L gasoline system.

The special formulation features intelligent molecules to perform in all driving conditions. The clinging liquid drastically reduces the engine wears without getting drained during warm-up.

Thanks to its latest industry technique, it initiates instantaneous protection since engine startup. It also promises to induce 4x further smoothness with a reasonable 5W-20 viscosity.

Features & Benefits

  • Functional Oil Molecules

For the best part, the fluid ensures maximum serviceability at a molecular level. Its intelligent molecules easily cling to critical parts. The oil triggers a safe action, forming a protective layer right away since startup.

  • Higher Engine Protection

Its fully synthetic formulation reduces engine wear to a great extent. Also, the 5W-20 viscosity prevents draining when you stop the engine. You can decrease the 75% wear during warmup with a mere draining of oil.

  • Suitability for Short Trips

Through unrivaled quality, the liquid leaves critical parts 4x smoother. Therefore, it’s quite suitable for driving in heavy traffic/making multiple short trips.


  • Fast induction of protective layer.
  • Dramatic increase in functionality.
  • Superb reduction of engine wear.
  • Excellent viscosity, fully synthetic.


  • Density seems slightly thin.


3. AmazonBasics Full Synthetic Motor Oil

amazonbasics full synthetic motor oil review(Built-in Synthetic Blends for Longer Drain Intervals)

Product Description

This is one great fluid to choose that takes a step-up from traditional oils. In fact, AmazonBasics AM52FN3Q’ full synthetic formulation brings in new life for your valuable 5.7L Hemi. This is one of the best oil for dodge ram 1500.

The liquid offers longer drain intervals to develop certain engine protective characteristics. Rust, corrosion, exhausting emission, or thermal breakdown – everything gets reasonably reduced here.

The oil with standard 5W-20 viscosity ensures excellent lubrication all along. And while protecting the movable parts, it indirectly triggers further longevity of the 5.7L engine.

The high-end formulation promises exceptional convenience along with satisfactory performance. It even supports vehicular maintenance to help with oil change/topping off the levels.

Features & Benefits

  • Effective Formulation

Thanks to its fully synthetic formula, it immediately creates a protective coating. Lubrication of the in-contact moving parts triggers a low-friction performance. In fact, an excellent wear reduction for engine components will surely increase the output.

  • Incredibly Protective

No buildups take place & therefore, no rust/corrosion to occur. Higher resistance to thermal breakdown definitely saves engine efficiency. The fluid also fights volatile burn-off which decreases harmful deposits to cause exhaust emission.

  • Superb Fuel Economy

The protective formula is able to work even under severely adverse conditions. Less friction, less wear & less deposit – you’ll have one clean engine to save fuel cost.


  • Good resistance to breakdown.
  • Superior protection for engine.
  • Quite low maintenance support.
  • Increased efficiency for output.


  • Absence of visibility strip.


4. Castrol EDGE Advanced Full Synthetic Motor Oil

castrol edge advanced full synthetic review(Get Optimum Performance with Maximum Protection)

Product Description

Optimum performance & maximum protection comes along with the advanced motor fluid. This is a reliable choice and one of the best synthetic oil for ram 1500 hemi owners, obviously for its Fluid Titanium Technology.

Introduced by Castrol, the quality & serviceability remains unparalleled without any question. And you can use the highly effective formula to unlock outstanding performance on every drive.

Through a powerful formulation, it promises to retain both fuel & horsepower. The featured technology lets the oil act accordingly under heated engine pressure.

All the interior metal contact points get reasonably lubricated over different driving speeds. Controlling wear, deposit & friction – it allows the engine to function properly.

Features & Benefits

  • Premium Formulation

The high-quality motor oil promises to induce further efficiency. Engine performance gets maximized for compatible engines with the premium synthetic blend. In fact, it initiates reasonable safety measures during drain intervals.

  • Improved Functionality

The formula can withstand heavy internal pressure, thanks to its Fluid Titanium technology. It triggers a convenient change in its characteristics. The feature shifts the physical behavior of oil to handle the pressure more effectively.

  • Outstanding Protection

The reduction of metal-to-metal contact simply diminishes unnecessary friction. It also helps in tackling engine wear & deposit buildup. The action ensures improved engine strength.


  • Enhanced performance for engines.
  • Premium, advanced synthetic blend.
  • Quite responsive, supportive formula.
  • Increased pressure bearing ability.


  • Oil seems dirty after first change.


5. Pennzoil Platinum 5w20 Full Synthetic Motor Oil

pennzoil platinum 5w20 review(Protects Your Engine against Deposit Formation)

Product Description

It’s undeniably the most unique & one of the best oil for 5.7 Hemi to make our list. The formulation strictly comes from natural gas, not from traditional crude oil.

The fully synthetic oil is ready to exceed even the most stringer car demands. Through PurePlus technology, it promises to deliver maximum engine protection.

Obviously, the exceptional source for the fluid imparts premium quality with enhanced efficiency. The formulation contains effective cleansing agents, not impurities to curtail engine performance.

Its capability of cleaning sludge is also high than conventional or blend oils. Your engine will barely get to handle any wear, deposit, or breakdown.

Features & Benefits

  • Superior Efficiency

The formula originated from natural gas initiates unsurpassed quality & performance. The base oil has no impurities & therefore, remains noticeably clear. Whether it’s a difficult driving condition or extreme temperature – it’s ready to serve.

  • Excellent Cleanliness

The addition of specifically formulated additives boosts its cleansing capability. Its PurePlus technology helps to induce better efficiency in comparison to synthetic blend. Therefore, it maintains a cleaner interior to improve engine performance.

  • Economical Service

High resistance to extreme conditions can retain engine horsepower to some extent. Also, the reduced friction inside lowers fuel consumption.


  • Purely synthetic without impurities.
  • Excellent protection against wear.
  • Highly effective cleansing additives.
  • Cleaned pistons for lower fuel costs.


  • Limited car compatibility.


6. Mobil 1 Advanced Full Synthetic Motor Oil 5w-20

mobil 1 5w-20 high mileage advanced full synthetic motor oil(Advanced Formulation for Better Milage)

Product Description

The motor oil has a specified formulation to keep your engine fully functional. In fact, the advanced formula here is the best oil for high mileage 5.7 Hemi.

Mobil is one well-established name when it gets to the engine oil business. And its fully synthetic oil delivers optimum protection for internal engine components.

You’ll enjoy further moving distance on every trip, thanks to its high mileage formulation. The fluid promotes overall quality, efficiency & performance for compatible engines.

Maximum protection against buildups will surely extend the engine serviceability. An additional seal conditioner will keep the system intact in optimal conditions.

Features & Benefits

  • Powerful Formulation

The fully synthetic oil retains the overall functionality for long enough. Its specific formula brings new life to your vehicle engine. The high mileage motor oil promises to serve the engine for 75000+ miles.

  • Maximized Protection

Your engine will receive exceptionally protective measures with this one. Obviously, it includes reasonable resistance to deposit & sludge. The fluid features excellent cleaning ability which keeps the internal part free of buildup.

  • Greater Serviceability

Like all others on the list, the formula has a standard 5W-20 rating for viscosity. The liquid develops high resistance to temperature effects. That’s where you’ll have satisfactory service on the road.


  • Quite effective cleansing agents.
  • Powerful additives for protection.
  • Seal conditioner prevents leak.
  • Extended running, high mileage.


  • Not for turbo/supercharged cars.


7. Castrol GTX Ultraclean 5w-20 Motor Oil

castrol gtx ultraclean review

(Clean Away Old Sludge with Double Action Oil)

Product Description

The cleanest GTX is right here with its proprietary sludge busing characteristic. Its special formulation is ready to tackle all the rigors of modern driving.

Unlike any other, the oil features a high protective & rather unique Trishield technique. It includes premium base-oil having anti-wear additives to induce longevity.

Here, your 5.7 Hemi receives 45% higher protection against unwanted sludge buildup. The advanced fluid formula even handles viscosity, thermal breakdown & high-temperature deposits.

The certified 5W-20 configuration can even exceed API SN & ILSAC GF-5. In addition, it’s the best oil for dodge ram 1500 to reduce internal friction of the parts.

Features & Benefits

  • Effective Formulation

The motor oil comes with a unique yet highly effective Trishield technology. Through its double action formula, the ultraclean GTX offers 50% further cleanliness. It simply prevents the formation of new sludge or deposit.

  • Resisting Characteristics

Anti-wear additives for the base-oil initiates further engine performance. All the challenges your engine will face on the road becomes quite easy. Meanwhile, it improves great resistance against thermal breakdown & heavy viscosity.

  • Extended Serviceability

The lubrication of contacting parts lessens decaying interior friction. It triggers extended gas mileage for your 5.7 Hemi while saving the fuel cost.


  • Industry-standard cleanliness.
  • Special sludge busting formula.
  • Advance protective measures.
  • Extended life with high output.


  • Formula seems quite thin.


What to look at Best Oil for 5.7 Hemi?

As it happens, all the synthetic oils available for 5.7 Hemi aren’t equal. It’s always preferable to maintain a balance between your requirements & fuel cost.

That’s where evaluating the best synthetic oil for 5.7 Hemi gets difficult. While buying, keeping the following factors in mind will definitely help you.

  • Car Specs

Modern cars have an extremely sophisticated internal mechanism. And a particular car model comes with specified requirements. For anything to change/replace, you’ll have to go through the manual properly.

Ignoring the facts is likely to void company service while causing issues with the engine. So, take your time to reveal the exact requirements from the instruction manual.

  • Viscosity

It’s the direct measurement to reveal the oil thickening in accordance with temperature. To get it, you’ll have to check the SAE weight. There are two well-defined numbers among which W stands for Winter.

The SAE weight basically comes in the form of – XW-XX. The first X denotes its suitability during colder temperatures. For the last two X, it determines the usability of higher temperatures. A lower value for first X & a higher value for the latter two provides more applicability.

  • Labels

Most consumers tend to ignore the labels which may result in bad consequences. All the oil containers include labels that contain oil type, car suitability & other specs.

The very first thing to notice is its suitability. Synthetic oils are mostly suitable for diesel & gasoline engines. As it’s not always the case, you’ll have to choose carefully.

Also, there are particular types of synthetic oils. You’ll get to choose from a synthetic blend, full synthetic & high-mileage synthetic. Go through the car manual to get the exact type.

  • Additives

The presence of additive is one tricky issue here. It’s obviously beneficial, yet too much additive can reduce efficiency. To avoid unnecessary hassle, you should go for standard ones.

The common additives include anti-wear agents, corrosion inhibitors, dispersants, antioxidants, conditioners, anti-foaming agents, etc.

Frequently Asked Questions

Q: What is normal oil pressure for 5.7 Hemi?

Answer: For 5.7 Hemi, the normal pressure is 50 – 52 psi while driving. But for idle warmup, it measures 44 – 46 psi.

Q: How much oil does 5.7 Hemi take?

Answer: Considering the standard cases, 5.7 Hemi takes around 6.0/7.0 quarts of synthetic oil.

Q: Is there any difference between a fully synthetic & synthetic blend oil?

Answer: Full synthetic oil is a pure formula whereas synthetic blend contains other oils.

Final Words

Motor oil has a direct influence on engine efficiency & performance. And right now, synthetic oil is the most preferred option around.

Your 5.7 Hemi can barely give any satisfactory service with cheap, low-quality synthetic oils.

But if you ask us about what is the best oil to use in a 5.7 Hemi?

From all aspects, we recommended Valvoline Full Synthetic 5w20 Motor Oil is the best synthetic oil for 5.7 Hemi.

It’s one unbeatable option with convenient features. Dramatic reduction of wear, protective coating, less friction & 4x smoother functionality – you’ll get everything in one bottle.

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