Best Engine Oil for 6.4 Hemi – Experts Recommended

You won’t be able to use any lubrication oil to run your 6.4 Hemi perfectly. We all know what engine oil means for an engine. But the problem comes along when we have trouble choosing the right engine oil, especially for Hemi.

Recently, people started using Pennzoil full synthetic oil for 6.4 Hemi. The Pennzoil oil is made with natural gas, not crude. Most importantly, it will give 30,000 miles or 10-years if anyone uses high-end oil.

We’re discussing this more here. So check out our writings about the Best engine oil for 6.4 Hemi.

Best Engine Oil for 6.4 Hemi Comparison Table

Image Name Viscosity Size Value For Money Price
Pennzoil ultra platinum full synthetic 0w 40 oil Pennzoil ultra platinum full synthetic 0w-40 oil 0W-40 1 Quart 96% Check Price
Best 0W40 oil for 6.4 Hemi Mobil 1-153669 Synthetic Motor Oil 0W-40 0W-40 5 Quart 94% Check Price
AmazonBasics High Mileage Motor Oil 1 AmazonBasics Full Synthetic Motor Oil 0W-40 1 Quart 92% Check Price
API certified SAE 5w 20 engine oil Royal Purple 54520- API certified SAE 5w-20 engine oil 0W-20 5 Quart 90% Check Price

A little bit about the 6.4 Hemi Engine

The 6.4 Hemi is an America I6 & V8 solid and reliable gasoline engine built by Chrysler. With 250,000 miles, this engine has used 525 hp and 510 lb of torque since 2005. Afterward, this will increase the bumps or running power in 2015, at least 485h.p. with 6,100 rpm. Moreover, it comes with double strength and torque of 475 lb with 4200 rpm.

Since the 6.4 Hemi engine is a recommended motor to have powered many flagships, Jeep, Dodge, Chrysler, and Ram for many decades, it’s a journey that continues.

6.4 Hemi will have the option of using engine oils either 5W-20 or 5W-30 motor oil. It doesn’t matter which one you are using; the oil must be entirely synthetic. For 6.4 Hemi, the Pennzoil is full synthetic SAE 0w-40 oil. Pennzoil oil has all the requirements that your engine needs. You can also use some of these oils that are used below.

  • Mobil 1-153669 Synthetic Motor Oil 0W-40-best 0W40 oil for 6.4 Hemi
  • AmazonBasics Full Synthetic Motor Oil-full synthetic SEA 0w-40
  • Royal Purple 54520- API certified SAE 5w-20 engine oil

6.4 Hemi Filter Size and Capacity

The 6.4 Hemi filter size relies on the engine. But the average capacity or size of the filter of 6.4 Hemi is about 7-7.05 quarts. You must check the oil level after refilling. It may be considered more negligible compared to other Hemi engine capacities. But the oil viscosity must be 0w-40 for all temps.

Best oil for 6.4 Hemi

#1 – Pennzoil ultra platinum full synthetic 0w-40 oil

Pennzoil ultra platinum full synthetic 0w 40 oil
Performance Rating

The Pennzoil ultra platinum is suitable for use on any sort of vehicle, including Ford, Chevrolet, and Hyundai. As this engine oil is made with natural gas, there is no health risk from its vehicle’s black carbon exhaust and less pollutant for the environment.

Furthermore, the oil has vast advantages and contributes more to improving the condition of the turbocharger. For these affairs, it is the best engine oil for 6.4 Hemi. But be sure, the oil must have been changed according to its change interval. The ART of this oil is about 10 0000 miles for better performance. The oil is compatible with reducing friction and lubricates the pistons.

All in all, Pennzoil 0w-40 oil is bestowed to enhance the performance of your shabby vehicles. So you tick it as your best prior engine oil.

Liquid Volume32 Fluid Ounces
Ratings4.8 out of 5
Mileage550 (extra)-15,366 per year
Longevity5,000-7,500 miles in average
MaterialNatural gas
FlavorFull synthetic
Weather conditionsBoth hot and cold
Best of yearsBest of motor oil for Mercedes-Benz, Porsche, and Volkswagen.


    u003cliu003eIt promotes engine fuel efficiencyu003c/liu003eu003cliu003eWorks to clean the engine and other partsu003c/liu003eu003cliu003eAble to upgrade your engine performancesu003c/liu003e


    u003cliu003eThe oil doesn’t do accurate performance as it claimsu003c/liu003e

#2 – Mobil 1-153669 Synthetic Motor Oil – Best 0W40 oil for 6.4 Hemi

Best 0W40 oil for 6.4 Hemi
Performance Rating

Mobil 1 European Car Formula is a fully synthetic motor oil with a viscosity of 0W-40. Unlike other Mobil oils, it also helps to extend engine life even in critical conditions. The oil works well to control oxidation to prevent oil breakdown. Mobil oil is the best oil for 2015 Ram Hemi 6.4 Hemi reviews.

Besides, it maintains an excellent viscosity range for switching up to 10,000-15,000 miles between oil changes.

The oil keeps the pressure higher when the engine keeps the pressure down a little compared to 10W30. In contrary, when the engine is cool, it seems to be quieter. Overall, it provides outstanding engine wear protection and performance. With this, one can enjoy better friction reduction for having uniform synthetic oil molecules.

ViscositySAW 0W-40
Liquid Volume160 fluid ounces
Ratings4.3 out of 5
Mileage7,500 miles-10,000 miles
Longevity20,000 miles or one year
MaterialLiquid fluid
Weather conditions500F for high temperature & -45F for low
Best of yearsBest of motor oil for 2013 Toyota RAV4


    u003cliu003eWorks great to run the engine like newu003c/liu003eu003cliu003ePrevent damaging depositsu003c/liu003eu003cliu003eOutstanding thermal u0026amp; oxidation stabilityu003c/liu003e


    u003cliu003eIt’s too expensiveu003c/liu003e

#3 – AmazonBasics Full Synthetic Motor Oil – Full Synthetic SAE 0w-40

AmazonBasics High Mileage Motor Oil 1
Performance Rating

AmazonBasics engine oil is high-end, exclusively rated by the American Petroleum Institute (API). API has been rating various engine oils since 1919. It reduces low-speed pre-ignition. That oil has double SN and SN plus so that the lubricants can meet all the specifications stated on this Mobil.

Besides, the oil has two good benefits, including Gen 2 and Dexos 1 approval. It can be changed at 10,000-mile intervals. You can follow the manufacturer’s recommendations in the vehicle owner’s manual for best performance. The oil is formulated and designed for longer drain intervals.

This oil is resistant to reducing rust and corrosion built up inside the engine. The high-quality blending oil is good for giving security against exhaust emissions. For this, AmazonBasics is the best synthetic oil for Dodge Charger 6.4 Hemi, according to some users.

ViscositySAW 0W-40
Liquid Volume160 fluid ounces
Ratings4.2 out of 5
Mileage75,000 miles
Longevity7500 to 10,000-mile
MaterialSynthetic oil blends
Weather conditionsBoth hot & Cold
Best of yearsBest of motor oil for all types of vehicles engine


    u003cliu003ePrevent friction for minor engine wearu003c/liu003eu003cliu003eGood engine oil to fight against thermal breakdownu003c/liu003eu003cliu003eThe oil has high compatibility to reduce corrosionu003c/liu003e


    u003cliu003eThe side of the bottle has no clear visibility strip.u003c/liu003e

#4 – Royal Purple 54520 – API certified SAE 5w-20 engine oil

API certified SAE 5w-20 engine oil
Performance Rating

The formula of royal purple oil helps improve the overall performance of the vehicles’ engine. The oil is the best-recommended oil for RAM 2500. It contributes better wear protection than conventional oil, even for synthetic blends. With more corrosion prevention, the oil works to develop the engine’s HP and torque.

Remember that, in the latest restrictions on car emissions, the authority has specifically made this formula compete with the catalytic emission system. The oil has proprietary additives that the company adds as a synthetic oil base.

Again, Royal Purple is a premium motor oil brand for the high viscosity of 5W30 in. Moreover, the oil is more on the pricier end of the spectrum. Hence, this is the best oil for a 6.4 Hemi truck engine.

ViscositySAE 5W-20
Liquid Volume32 fluid ounces
Ratings4.2 out of 5
Mileage142,000 in average
MaterialPremium base oils with proprietary additive technologies
FlavorFully synthetic
Weather conditionsBoth hot & cold
Best of yearsBest of motor oil for OEM warranty complaint about newer vehicles


    u003cliu003eIt has better wear protectionu003c/liu003eu003cliu003eIncreased protection against LSPIu003c/liu003eu003cliu003eThe oil can improve compatibility with fuels containing ethanolu003c/liu003e


    u003cliu003eSometimes the delivery may delay coming or give you defective productsu003c/liu003e

Final Verdict

There’s no doubt that the Hemi 6.4 is one of the best engines. This best engine will be more effective, stronger and do its task much better and smoothly if you give it proper engine oil. You can pick one of the engine oils we’ve introduced in this article.

So Choose one of the best engine oils for 6.4 hemi to get excellent mileage and better advantages. Good luck!

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