Best Upgrades for 6.4 Powerstroke

5 Best Upgrades for 6.4 Powerstroke 2023

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Last Updated on September 5, 2022 by John Robinson

However powerful and efficient your truck engine may be, there is always some ground left to conquer. Engine up-gradation is as exciting as it is challenging. There are so many options to choose from and you have to select the most defining product. 

You ought to keep in mind whether your truck is about to see plenty of offroading adventures or is it gonna drive straight on the track. Your priorities in driving your truck will define the type of upgrade you select. We have brought you the best upgrades for 6.4 Powerstroke after meticulously searching through every promising option in the American market. 

The best upgrades for 6.4 Powerstroke

1. Bully Dog 40420

best upgrades for 6.4 Powerstroke

This is the best quality tuner you can get for your vehicle’s engine. The purpose of a tuner is to engage with the car’s computer and get the most functions out of the vehicle. The Bully Dog tuner is especially beneficial because of the many preloaded setups it carries. 

The special GT Platinum feature allows you to determine the performance of your vehicle. While boosting your thrush on the path, it also allows you to scan the vehicle for any emanating troubles. This amazing function lets you be more aware of your vehicle and prevents any unforeseen problems on the drive.

This tuner uses a unique OBD2 port that serves to display all the error codes which may arise. So any problem in the vehicle’s engine can be detected on time. Amongst the many preloaded tune-ups in GT Platinum lies the fuel economy. This one lets you gauge the utilization of fuel in daily rides. 

Amongst others, there is one for determining the maximum speed limit. Another for the appropriate tune-up of performance in long-haul and off-roading. All these calculations are done for both daily commutes and long distances covered over time. 

This is amongst the most commonly employed upgrades because of its absolute versatility and the amazing line-up of preinstalled tune-ups. 

  • This best quality tuner is compatible with a large number of vehicles such that its great versatility is amongst the reasons for its popularity
  • You can be alerted about the problems in your vehicle on time
  • Fuel economy for both long covered distances and daily drives is aptly recorded
  • There are about ten preloaded tune-ups that wonderfully enhance your knowledge of your vehicle’s functioning
  • Users report that understanding the functioning of this tuner can be at times difficult  


This essential and well-featured component could be the best upgrade for your 6.4 Powerstroke owing to its ability to keep you updated with your vehicle’s performance. You are also alerted about the potential problems on time so you can accurately gauge the behavior of your vehicle. 

2. K&N 57-2576

K&N 57-2576

The function of a cold air intake is to increase the engine’s airflow while decreasing its overall temperature and modifying its sound. While this may not be the most popularly undertaken modification or upgrade for Powerstroke, it is definitely amongst the ones that change its performance. 

The unique K&N 57-2576 cold air intake serves to increase the airflow for the engine by up to 50 percent. This also allows your Powerstroke to get more horsepower and torque at high RPMs. You must be aware that most such cold air intakes are banned throughout the USA. But this one is definitely legal. 

Everyone wants an engine that works efficiently without demanding a lot of attention. This cold air intake is exceptional in that it doesn't require any additional maintenance. It is also very easy to install. Moreover, the filter on this intake serves to protect the engine from damage by dust or other harmful contaminating agents. 

Best of all, you can also clean this filter and have a good new experience all over again. In case you employ your truck for towing activities, this setup will get you even more horsepower and a higher amount of torque. The cold air intake is excellent in boosting the acceleration of the engine and enhancing its performance. 

  • This excellent quality cold air intake serves to reduce the airflow, drop the temperatures of the engine, and also modify its sound
  • This Powerstroke modification works excellently in enhancing the airflow by about 50 percent and allowing more horsepower and torque at high RPMs
  • It is superbly easy to install and requires minimal maintenance
  • The special filter on this intake serves to protect the engine from dust and other contaminants
  • Your truck’s horsepower can be excellently enhanced for best use in towing
  • Even the uphill performance of your vehicle will be best improved
  • Some users have reported that this is too expensive for its quality 


This best quality cold air intake serves to increase the airflow in your engine, ring down the temperatures, and boost its performance exceptionally by under the airflow. Besides being easy to install, it also doesn’t require much maintenance. 

3. Rudy's High Flow 304 SS Exhaust Kit 

Rudy's High Flow 304 SS Exhaust Kit 

You require a good quality exhaust manifold to best boost the airflow of your vehicle’s engine. This serves to greatly improve your vehicle’s performance. No pipe kit or cat back exhaust system will result in a significant improvement like this exhaust manifold. 

Best suitable for trucks from the year 2003 to 2010, the ultimately durable exhausts on this manifold are well protected from damage by corrosion or some other deteriorating agent. Also, this manifold is durable enough to last and win your trust. 

While there may not be any big declaration in the engine’s performance owing to this upgrade, there’ll be a noticeable improvement. You'll see worthwhile improvement in the turbine pumping efficiency.

  • This exceptional exhaust manifold will greatly improve your engine’s performance by significantly enhancing the airflow
  • This upgrade is most suitable for Powerstroke ford trucks from 2003 to 2010
  • The durable manifolds on these exhausts aren’t prone to any type of deterioration
  • The durable structure is bound to last for long 
  • Some users are not satisfied with the quality of construction


This may be considered a very crucial part if you aim for a significant increase in performance. The durable manifolds on this exhaust are wonderfully reliable and liable to last for a long time. 

4. Sinister Diesel SD-CAI  

Sinister Diesel SD-CAI  

This is without a doubt the most well-known cold air intake kit employed for excellent Powerstroke upgrades. This popular modification serves to best increase the life of the engine owing to their excellent durability. 

In place of the traditional EGR valve and cooler, the Sinister Diesel SD-CAI kit uses unique nickel-plated variations that best improve the airflow. Besides improving the quality of the airflow, they also increase the power supplied to the truck and improve the quality of the turbo sound. 

Unlike traditional cold air intakes, this kit greatly reduces the carbon deposits in your engine and thus improves its longevity. The operation of this CAI kit is well in compliance with emission regulations and improvement of the total airflow. Furthermore, there is no scope of any environmental issues with its use.

  • This is amongst the most popular modifications employed in Powerstroke up-gradation
  • Unlike many other CAI kits, this one does not cause as many environmental issues, although this one is legal in all areas
  • The airflow is best enhanced with the nickel-plated steel valve
  • Even the quality of recycled air is cleaner and improved
  • The carbon deposits in your engine are minimized
  • Users complain that customer service is not very reliable


These well-known upgrades serve to best improve the airflow and the life of the engine. The recycled air is also much cooler and cleaner. The longevity of your vehicle will be improved and the environmental damage will also be minimized, unlike other CAI kits.

5. DCP Products 101-564-ST-DN

DCP Products 101-564-ST-DN

One only needs a new fuel injector when the last one stops serving. Fuel injectors are very essential for adequate combustion operation in the engine but don’t have much scope for improvement. So if your old injector is faulty, only then you should get a new one. 

You can best get an OEM for an injector or another that is more like the stock injector. The DCP products injector performs just as well as a typical OEM piece while being relatively cheap. This one is compatible with almost all Powerstroke engines from the years 2008 and 2010.

  • The performance of these fuel injectors is very similar to the typical OEM injectors
  • While delivering the same performance, they are relatively cheap
  • Powerstroke engines built between the years 2008 and 2010 are very much compatible with these fuel injectors
  • The quality is not adequate according to some users


These best quality fuel injectors are excellent in quality and deliver performance equivalent to OEM injectors while being relatively cheap. They are best for use in Powerstroke engines built between the years 2008 and 2010.


We have brought you some of the possibly best upgrades for 6.4 Powerstroke. Your choice of the upgrade will be guided by your engine’s specific requirements. All of the above-mentioned products are legal in America and well-meant for best enhancement of 6.4 Powerstroke performance. Whether you are driving on the road or going for a roadless venture, we have got you the best upgrade for every scene.