If you’re looking for the best oil for a high mileage 7.3 Powerstroke engine, it’s important to consider a few key factors before making your purchase. The first thing to consider is the viscosity rating of the oil. A higher viscosity rating can provide better protection against wear and tear, but it can also lead to decreased fuel efficiency. You'll also want to consider the type of oil you choose, whether synthetic or conventional. Synthetic oil offers better performance and longer life, but it comes at a higher cost. Conventional oil is more budget-friendly, but it may not provide the same level of protection.
Before making your purchase, you should also consider the age and condition of your vehicle. If your 7.3 Powerstroke has high mileage, it may benefit from an oil that is specifically formulated for high mileage engines. These oils typically contain additives that can help to reduce engine wear and prolong the life of your vehicle.
Are you tired of constantly replacing parts on your high mileage 7.3 Powerstroke engine? If so, it may be time to switch to a high mileage oil. But how do you know which one to choose? By considering factors such as viscosity rating, type of oil, and the age and condition of your vehicle, you can make an informed decision that will benefit your engine in the long run. Don't let your engine wear out prematurely – invest in the right oil today!
10 Best Oil For High Mileage 7.3 Powerstroke
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1
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This product is ideal as an engine oil for diesel engines.
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2
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Ideal for high mileage vehicles in need of a synthetic motor oil that provides long-lasting engine protection and improved fuel economy.
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3
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This product is ideal for cooling engine and transmission oil and can be used in a variety of vehicles.
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4
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Ideal for high mileage engines and provides protective additives to prevent engine wear and extend engine life.
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5
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This product is ideal for use in high-performance engines and provides excellent protection against wear, deposits, and sludge buildup.
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6
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The product is ideal for use in diesel engines that require full synthetic engine oil with a viscosity of 5W-40.
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7
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It is ideal for use in a variety of automatic transmissions, including those in high-mileage vehicles.
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8
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The product is ideal for replacing the oil drain plug on select Ford vehicles.
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9
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The product is ideal for stopping engine oil leaks in vehicles and machinery.
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10
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BG MOA is an engine oil supplement ideal for reducing engine wear, enhancing performance, and extending the lifespan of engines.
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1. Shell Rotella T5 Synthetic Blend 15w-40 Diesel Engine Oil (1 Gallon, Single Pack)

Introducing the Synthetic Blend 15W-40 Diesel Engine Oil, fortified with Triple Protection Plus technology to provide superior protection against wear, deposits, and oil breakdown. This engine oil is the perfect choice for on-highway fleets, construction, and agricultural machinery, as well as diesel pickup trucks, including high-power vehicles that require resistance to heat and stress.
This engine oil has been specially formulated to improve low-temperature flow, delivering better performance compared to conventional 15W-40 oils. It also helps control engine deposits, ensuring reliable performance even at extended oil drain intervals. It is important to always follow the OEM recommended oil drain interval to keep your engine in top condition.
In engine wear tests, this oil demonstrated exceptional performance, controlling engine wear 37 percent better than the maximum wear requirements in API CK-4 engine wear tests. This translates to longer engine life and fewer maintenance costs for you.
In addition, this engine oil offers improved oxidation performance, providing increased resistance to oil breakdown under high temperatures compared to the previous formulation. This ensures that your engine remains protected even in the most demanding conditions.
This engine oil comes in a single 1-gallon bottle with an ergonomic design for easy handling and pouring. With its superior performance, this oil is a reliable choice for anyone looking to keep their diesel engine running smoothly and efficiently. Choose the Synthetic Blend 15W-40 Diesel Engine Oil with Triple Protection Plus technology for unbeatable engine protection.
2. Mobil 1 Extended Performance High Mileage Full Synthetic Motor Oil 5w-30, 5 Quart

The Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 is a top-notch oil designed specifically for engines that have clocked over 75,000 miles. This powerful oil boasts of a unique Triple Action+ Formula that combines exceptional engine performance, protection, and cleanliness with a power boost. With this oil, drivers can go up to 20,000 miles between oil changes, making it a cost-effective option.
This oil meets the ILSAC GF-6 standards, which helps to provide low-speed pre-ignition (LSPI) and timing chain wear protection. This ensures that your engine remains clean, and your fuel economy improves. The Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 also offers excellent protection against internal engine heat (up to 500 degrees F) and low-temperature protection (to -40 degrees F).
One of the key benefits of using this oil is that it helps extend your engine's life by preventing damaging deposits and sludge buildup. This means that your engine remains in top condition for longer, reducing maintenance costs. Additionally, this oil is easy to use, and you can change it easily, even without professional help.
3. Evil Energy 10 Row Oil Cooler Kit, 10an Transmission Engine Cooler Universal Aluminium Black

Introducing the Universal Stacked Plate Oil Cooler with Hose, an essential addition to any car for improved engine oil lubrication and high cooling efficiency. This product is designed to cool engines, transmissions, and rear differentials, making it a versatile accessory for your vehicle.
This oil cooler has an oil capacity of 0.55L and is made of high-quality aluminum alloy material. It has a test pressure of 116psi and a burst pressure of 232psi, ensuring that it can withstand high pressure and temperature environments. The size of the oil cooler is 13.38"× 6.5"×1.97"inches, making it a suitable fit for most cars. However, additional accessories may be required to meet the specific needs of your vehicle. Therefore, it is essential to ensure that there is enough space for installation.
The included hose is made of nylon braided and CPE inner material, making it durable and long-lasting. It has a length of 3.3FT, working pressure of 500psi, and can withstand a working temperature range of -40℉ to 257℉. These parameters make the hose suitable for use in extreme weather conditions.
The installation of this oil cooler is hassle-free and straightforward. The package comes with an installation instruction manual to guide you through the process. It is recommended to install the oil cooler in a place with good airflow and free of debris to ensure maximum efficiency.
4. Valvoline Full Synthetic High Mileage With Maxlife Technology Sae 5w-20 Motor Oil 1 Qt, Case Of 6

The Enhanced Maxlife Technology is a breakthrough in engine performance and protection. This technology is designed to prevent engine breakdown even in extreme conditions. It offers 50% better wear protection than the industry standard, ensuring that your engine is always running smoothly and efficiently.
This product comes with premium seal conditioners that treat and prevent leaks. These seal conditioners keep oil out of places it shouldn’t be, preventing potential damage to your engine. With this product, you can be confident that your engine is in good hands.
The product also provides 25% extra defense against deposits, sludge, corrosion, and rust via interior-cleansing detergents. These detergents help keep your engine clean and free from harmful build-up that can negatively impact its performance.
The high-quality base oils and superior viscosity modifiers in this product provide extreme temperature protection. This protection ensures that your engine can withstand even the most extreme temperatures without any adverse effects on its performance.
This product meets or exceeds all requirements of ILSAC GF-6A, API SP, API SN with SN PLUS, and API SN. This means that it has been rigorously tested and meets the highest industry standards for engine performance and protection.
This American-made and formulated product is designed to maximize your engine’s life and improve its performance. With its advanced technology and premium ingredients, you can be confident that your engine is getting the best possible care and protection. Choose this product to keep your engine running smoothly and efficiently for years to come.
5. Ultra1plus™ Sae 5w-30 Full Synthetic Motor Oil Api Sp Ilsac Gf-6a | 6 Pack Qt

This high-quality engine oil has been designed to offer superior performance and protection for your vehicle. It boasts a number of impressive features, making it a top choice for drivers who demand the best.
One of the key benefits of this engine oil is its ability to keep your motor clean and resist oil thickening. This means you can enjoy a longer-lasting engine that runs smoothly and efficiently, without worrying about build-up or blockages.
Another major advantage of this engine oil is its ability to reduce wear in extreme operating conditions. Whether you're driving in hot weather or cold, this oil provides excellent protection against damage and wear, helping to extend the life of your engine.
In addition to these benefits, this engine oil also meets and exceeds all requirements for pumpability and high temperature high shear rate. This means you can count on it to deliver superior performance in even the toughest driving conditions.
This engine oil has also been designed to provide maximum protection against corrosion and rust formation. This is an important consideration for drivers who want to keep their vehicles looking and performing their best for years to come.
6. Synshield Plus Diesel Engine Oil – 1 Quart

This high-quality engine oil offers a range of benefits that help to maintain the overall durability and efficiency of your vehicle's engine. With its superior cold weather startability and operating characteristics, you can rely on this oil to perform even in the harshest of conditions.
One of the key features of this oil is its ability to maintain fuel economy without sacrificing engine durability. This means that you can enjoy improved fuel efficiency without having to worry about damaging your engine in the process. Additionally, this oil is designed to withstand higher heat ranges than conventional oils, providing you with added peace of mind when it comes to engine performance.
Another major benefit of this engine oil is its keep-clean performance. Thanks to its superior soot busting and deposit-dispersing capabilities, this oil helps to keep your engine running smoothly by preventing the build-up of harmful deposits.
Finally, this engine oil is friction modified with Micron Moly and Penetro, which helps to reduce friction between moving parts and extend the life of your engine. Overall, this high-quality engine oil is an excellent choice for anyone looking to maintain the performance and longevity of their vehicle's engine.
7. Valvoline Maxlife Atf Multi-Vehicle Full Synthetic Automatic Transmission Fluid 1 Ga

The ATF Vehicle Transmission Fluid is a top-notch product that is perfect for use in 95% of ATF vehicles, including most Continuously Variable Transmissions (CVTs) in operation with US registered light-duty applications.
This high-performance fluid is designed to provide excellent conditioning for transmission seals to prevent leaks and prolong seal elasticity. This feature helps to enhance the durability and lifespan of the transmission, preventing costly repairs in the long run.
The fluid is formulated with anti-wear technology, which provides added protection to the transmission system, thereby extending its lifespan. Its enhanced high and low-temperature performance makes it suitable for use in all weather conditions, ensuring that transmission fluid is supported regardless of the weather.
The ATF Vehicle Transmission Fluid is made from full synthetic formula which provides better protection against engine breakdown than conventional fluids. This feature ensures that the transmission system runs optimally and smoothly, without experiencing any form of breakdown or damage.
Please note that the product is currently unavailable for shipping to customers located in California.
8. Genuine Ford F75z-6730-Ba Oil Drain Plug

Looking for a genuine OEM part for your vehicle? Look no further than this high-quality product, made in China to exacting standards. With its compact package dimensions of 2.54 L x 2.54 H x 2.54 W (centimeters), this part is easy to store and transport. Plus, it's designed to fit your specific vehicle perfectly, ensuring optimal performance and reliability. Trust in the quality of this genuine OEM part to keep your vehicle running smoothly for years to come.
9. Lucas Oil 10279 Engine Oil Stop Leak – 1 Gallon

Looking for a solution to renew your worn-out engine seals without any risks of damage or corrosion? Look no further than this universal seal treatment compatible with petroleum, semi-synthetic, and full synthetic motor oils.
This seal treatment not only renews worn seals but also reduces engine noise and oil consumption while raising oil pressure. Its unique formula contains no harmful solvents, ensuring your engine is well-protected.
This product is easy to use and its compatibility with different types of motor oils makes it an ideal choice for car owners looking for a reliable solution to upgrade their engine's performance. With the seal treatment, you can be confident in your engine's ability to deliver a smooth and efficient performance.
So, if you're looking to improve your engine's performance and prolong its life, this universal seal treatment is definitely worth considering. Try it out today and enjoy the benefits of a well-maintained engine!
10. Bg Moa Part # 110 Engine Oil Supplement

The BG MOA 110 product is a top-of-the-line engine oil supplement that is designed to provide a safe and reliable way to extend oil change intervals. With this supplement, critical engine components are protected and ensured to run smoothly, without the worry of excessive oil consumption. It is important to note that this product is not a replacement for regular oil changes, but rather a supplement that enhances the performance of your engine.
The BG MOA 110 product is formulated with advanced chemistry that delivers superior performance, ensuring that your engine remains in top condition. The supplement is specially designed to prevent the buildup of damaging deposits, which can cause engine malfunction and decrease fuel efficiency. With this product, you can be confident that your engine is running at its best, and that its lifespan is extended.
The item model number for this product is BG MOA 110, and it is compatible with a wide range of engines. This supplement is easy to use, and requires no special tools or equipment for installation. Simply add it to your engine oil during your regular oil change, and you will immediately notice the difference in performance.
Best Oil For High Mileage 7.3 Powerstroke FAQs
Are there any oil additives that can help improve the performance of a high mileage 7.3 Powerstroke engine?
Yes, there are several oil additives available that can help improve the performance of a high mileage 7.3 Powerstroke engine. The first type of oil additive is a friction modifier, which reduces friction between metal parts and helps to improve fuel economy and power output. Another type of oil additive is a viscosity improver, which helps to maintain the oil's viscosity and reduce wear on engine components. Additionally, there are detergents and dispersants that can help to clean and maintain the engine's internal components, improving performance and extending the life of the engine. It's important to choose oil additives that are compatible with your engine and to follow the manufacturer's recommendations for use. As with any engine maintenance, regular oil changes and proper maintenance are also important factors in keeping your high mileage 7.3 Powerstroke engine running smoothly and efficiently.
Are there any oil leaks common to high mileage 7.3 Powerstroke engines?
Yes, there are some oil leaks that are common to high mileage 7.3 Powerstroke engines. The most common areas for oil leaks are the valve cover gaskets, the HPOP (high pressure oil pump) lines, the turbo pedestal o-rings, and the oil cooler o-rings. These leaks can cause oil to drip onto the ground or onto other engine components, which can lead to further problems if not addressed promptly.
To diagnose an oil leak, it is important to inspect the engine thoroughly to pinpoint the exact location. Once the source of the leak is identified, the necessary repairs can be made, which may include replacing gaskets or o-rings, tightening connections, or replacing damaged parts. Regular maintenance and inspections can help prevent oil leaks from occurring or catch them early before they cause significant damage to the engine.
If you suspect an oil leak in your 7.3 Powerstroke engine, it is important to have it inspected by a qualified mechanic to ensure a proper diagnosis and repair. Ignoring an oil leak can lead to serious engine damage and costly repairs down the road.
Are there any specific oil filters recommended for high mileage 7.3 Powerstroke engines?
Yes, there are specific oil filters recommended for high mileage 7.3 Powerstroke engines. The most commonly recommended oil filter for these engines is the Motorcraft FL1995. This oil filter is specifically designed for Ford diesel engines and provides excellent filtration for high mileage engines. It has a high capacity for holding contaminants and offers superior protection against engine wear and tear. Additionally, it has a silicone anti-drainback valve that prevents oil from draining out of the filter when the engine is turned off, ensuring that the engine starts with clean oil. Another recommended option is the Baldwin B1431 oil filter, which is also designed for high mileage diesel engines. It features a heavy-duty construction and advanced filtration technology that removes harmful contaminants from the engine oil. It is always important to consult with a professional mechanic or check your vehicle’s owner manual to ensure that you are using the correct oil filter for your specific engine.
Can using the wrong oil affect the performance of a high mileage 7.3 Powerstroke engine?
Yes, using the wrong oil can definitely affect the performance of a high mileage 7.3 Powerstroke engine. This is because the wrong oil may not have the appropriate viscosity or additives required to properly lubricate the engine and protect it from wear and tear. For instance, using an oil with a lower viscosity than what is recommended can lead to increased friction and decreased fuel efficiency. On the other hand, using an oil with a higher viscosity can lead to poor cold weather performance and increased wear on engine components. Moreover, using an oil that lacks the necessary detergents and dispersants can cause sludge buildup and clog oil passages, leading to reduced engine performance and potentially even engine failure. Therefore, it is important to follow the manufacturer's recommendations for oil type and viscosity, as well as to use oil that meets the proper API (American Petroleum Institute) and SAE (Society of Automotive Engineers) standards for your specific vehicle.
How often should you change the oil in a high mileage 7.3 Powerstroke engine?
For a high mileage 7.3 Powerstroke engine, it is generally recommended to change the oil every 5,000 miles. However, some experts suggest changing the oil more frequently, every 3,000 miles, especially if the engine is subjected to heavy use or extreme conditions. Regular oil changes are essential for maintaining the engine's performance and longevity, as they help remove contaminants and prevent engine wear. In addition to changing the oil, it is also important to regularly check the oil level and condition, as a low or dirty oil can cause significant damage to the engine. Keeping up with routine maintenance, including oil changes, can help ensure that your high mileage 7.3 Powerstroke engine continues to run smoothly and efficiently for many years to come.
Is synthetic oil better than conventional oil for high mileage 7.3 Powerstroke engines?
Synthetic oil is generally considered better than conventional oil for high mileage 7.3 Powerstroke engines. Synthetic oil is designed to provide better lubrication and protect the engine from wear and tear. It contains fewer impurities, which means that it can maintain its viscosity over a longer period of time. This is important for high mileage engines that may have more wear and tear on the engine components.
Synthetic oils also have a higher resistance to breakdown due to heat and pressure, which means that they can maintain their lubricating properties better than conventional oils. This helps to reduce engine wear and keep the engine running smoothly. Additionally, synthetic oils can offer better fuel economy, which can save you money on gas over time.
That being said, it is important to note that not all synthetic oils are created equal. It is important to choose a high-quality synthetic oil that is designed specifically for high mileage engines like the 7.3 Powerstroke. It is also important to follow the manufacturer's recommendations for oil changes and maintenance to ensure the longevity of your engine.
What additives should I look for in high mileage oil for a 7.3 Powerstroke engine?
When looking for high mileage oil for your 7.3 Powerstroke engine, there are a few key additives to keep in mind. First and foremost, you'll want to look for an oil that contains seal conditioners, which can help prevent leaks and reduce oil consumption. Additionally, detergents and dispersants are important additives that can help keep your engine clean and prevent sludge buildup. Anti-wear additives such as zinc and phosphorus can also be beneficial for high mileage engines, as they help protect against metal-to-metal contact and reduce wear and tear. Finally, you may want to consider an oil with viscosity improvers, which help maintain oil pressure and prevent thinning at high temperatures. It's always important to consult your owner's manual and follow the manufacturer's recommendations for oil type and viscosity.
What are the best oil brands for a high mileage 7.3 Powerstroke engine?
When it comes to high mileage 7.3 Powerstroke engines, it is important to select an oil brand that is formulated to handle the unique demands of this engine type. Some of the best oil brands for high mileage 7.3 Powerstroke engines include Mobil 1, Valvoline, and AMSOIL.
Mobil 1 offers a high mileage synthetic oil that is designed specifically for engines with over 75,000 miles. This oil is formulated to help reduce oil consumption and engine wear, while also providing excellent protection against sludge and deposits.
Valvoline also offers a high mileage synthetic blend oil that is designed to help extend engine life in engines with over 75,000 miles. This oil provides excellent protection against wear and deposits, while also helping to reduce oil consumption.
AMSOIL offers a high-mileage synthetic oil that is designed to provide superior protection against wear, rust, and corrosion. This oil is formulated with advanced additives that help to reduce oil consumption, while also providing excellent engine protection.
Overall, any of these oil brands can be a good choice for a high mileage 7.3 Powerstroke engine, but it is important to choose the right viscosity and follow the manufacturer's recommendations for oil changes.
What are the signs that your high mileage 7.3 Powerstroke engine needs an oil change?
As a high mileage 7.3 Powerstroke engine owner, there are several signs that indicate it’s time for an oil change. The first sign is a drop in oil pressure. If your oil pressure gauge reads lower than normal, this could indicate that the oil is too dirty or too thin to lubricate the engine properly. Another sign is an increase in engine noise or ticking. This could be due to the oil losing its viscosity and failing to lubricate moving parts. Additionally, if you notice a strong odor of gasoline or burnt oil coming from the engine, it’s time for an oil change. This could indicate that the oil is contaminated and no longer providing adequate lubrication. Finally, if you notice a dark, gritty substance on the dipstick when checking the oil level, this is a clear indication that the oil needs to be changed immediately. In summary, if you notice any of these signs, it’s important to schedule an oil change as soon as possible to ensure your engine remains healthy and running smoothly.
What is the recommended viscosity for high mileage 7.3 Powerstroke engines?
The recommended viscosity for high mileage 7.3 Powerstroke engines depends on several factors, including the age of the engine, the driving conditions, and the climate in which the vehicle is used. Generally, a 15W-40 viscosity oil is recommended for high mileage 7.3 Powerstroke engines. This type of oil provides excellent protection against wear and tear, while also providing good fuel efficiency and low emissions. However, it is important to note that the viscosity of the oil should be adjusted based on the specific needs of the engine. If the engine is used in extreme conditions or has been modified, a different viscosity may be required. It is always best to consult with a trusted mechanic or the vehicle's owner's manual for specific recommendations on oil viscosity for high mileage 7.3 Powerstroke engines.