How to Increase Horsepower on Your 6.7 Powerstroke - Diesel Truck Performance Blog - Motor Ops (2024)

For all the power hungry speed gurus out there such as myself, the first thing that you probably think about within the first 20 to 30 miles of driving a vehicle is, “How do I make this thing faster and more enjoyable to drive?”

The factory 2011 to 2016 6.7L Powerstroke are rated at 390 to 440 rear wheel horsepower depending on the year of the vehicle. Horsepower ratings don’t lie; these vehicles come in and compete well with the 2011 to 2016 GM Duramax in its factory form, but who really feels satisfied with factory power?

If you answered “I am” to that question then maybe you would also turn down a pay raise at work. For all of us that won’t turn down that nice raise, and won’t settle for just being satisfied for with your daily driven truck, or the truck that you use to tow your toys around.

Here is a quick list of modifications that will transform your average truck to the reliable beast that you need it to be.

How to Increase Horsepower on Your 6.7 Powerstroke - Diesel Truck Performance Blog - Motor Ops (1)

Custom Tuning

The days of mechanically controlled diesel trucks are long gone. Today’s diesel engines are primarily controlled electronically; this means that in order to change the way the engine operates you must do so by acquiring tuning. There is a wide array of tuning options available on the market but not all products are created equal, even if their price tag is.

Motor Ops EZ Lynk tuning offers the consumer a state-of-the-art programming platform which bundles the industry’s highest quality tunes and the ability to monitor a vast array of engine and transmission parameters through your smartphone or tablet. No matter the driving situation (Heavy Towing, Light Towing, Daily driving, or Performance) the switch on the fly tunes have you covered.

Intake

For many owners this may have been one of the first modifications that you were interested or had thought about doing due to the ease of installation and because it is one of the few modifications that doesn’t jeopardize your factory warranty.

Through our testing we have seen plenty of factory intakes fail to the point of the filter being completely sucked in backwards. If you plan on doing any tuning we strongly recommend doing an aftermarket intake such as an S&B with a dry, non-oiled filter

Intercooler Pipe Upgrade

On the 6.7L Powerstroke one of the very weak points is the intercooler pipe. The plastic intercooler pipe is pressed in place and retained with a poorly designed clip and clamp. We have seen these consistently fail under numerous situations where boost is increased and power is added.

There are many kits on the market such as H&S Intercooler upgrade kit. The picture below shows the factory intercooler pipe design that is faulty.

How to Increase Horsepower on Your 6.7 Powerstroke - Diesel Truck Performance Blog - Motor Ops (2)

Exhaust

For those of you looking to get that extra 10-15 horsepower out of your truck or for those of you that have started running into emissions issues you may be entertaining the idea of getting an aftermarket exhaust. The factory exhaust system that is equipped on the 2011 and newer 6.7L Powerstroke is equipped with a hefty emissions reduction system.

The equipped system uses Catalytic Converter, DEF (Diesel Exhaust Fluid), and a DPF (Diesel Particulate Filter) to meet government regulated emissions output. While these vehicles can make impressive power gains with the whole Emissions system in place these systems tend to have a shelf life and will start having issues as the vehicle gets more and more miles on it. If your truck is still under warranty then the dealership can fix the failed parts but if your warranty is up a simple fix can cost more than all the listed upgrades above.

We tend to see people in that situation choose to tune the truck and remove the factory exhaust. There are many aftermarket kits available for these trucks; you will be able to choose between the exhaust material (Aluminized or Stainless Steel) as well as the exhaust diameter (4 inch or 5 inch diameter).

All the listed upgrades above are essential to putting together a vehicle that has the best balance of power, drive-ability, and reliability. If you have any questions or would like to have one of our experts contact you please click the link below and they can help you achieve your goals on your vehicle.

How to Increase Horsepower on Your 6.7 Powerstroke - Diesel Truck Performance Blog - Motor Ops (2024)

FAQs

How to add more horsepower to a 6.7 Power Stroke? ›

Here are a few ways to increase the horsepower on your 6.7 Powerstroke for the best drive possible.
  1. Exhaust Upgrades. ...
  2. Adding Custom Tuning. ...
  3. Improving the Intake. ...
  4. Upgrading the Intercooler Pipe.

How much HP can a stock 6.7 Power Stroke handle? ›

“Stock, these engines can handle 600-650 horsepower with the stock rods. We had dual fuelers on it before, but we added a CP3 and an S467 turbo. The engine made 700 horsepower.” Roberson had been racing in the 7.70 1/8th-mile class with his 6.7L.

Which tuner is best for a 6.7 Power Stroke? ›

Without further adieu let's get to the important part: the 3 best Ford 6.7 Powerstroke tuners:
  • EZ Lynk Tuner.
  • SCT-X4 Performance Tuner.
  • SCT Livewire TS Tuner.

What adds 50 horsepower? ›

Supercharger or turbocharger

A turbocharger works with the exhaust system and can potentially give you gains of 70-150 horsepower. A supercharger is connected directly to the engine intake and could provide an extra 50-100 horsepower.

What is the easiest way to increase horsepower? ›

Upgrading the intake helps the engine get more air faster for increased horsepower.
  1. Upgrade the Air Intake. Many gearheads start here. ...
  2. Upgrade the Exhaust. More air entering the engine means more air has to exit the engine. ...
  3. Install A Performance Tuner. ...
  4. Install a Boost Controller. ...
  5. Clean the Fuel System.
Jul 7, 2022

What is the life expectancy of a 6.7 Power Stroke? ›

In general, 6.7 Powerstroke diesel engines are known to reach 200,000 miles or more with only the most basic repairs along the way. However, some engines have racked up 400,000 miles or more with proper maintenance.

Is a Power Stroke better than a Cummins? ›

All three engine brands are known for their reliability; however, some may be better suited to specific applications. Cummins engines, for example, are known for use in heavy-duty applications and long-distance hauling. Power Stroke engines are useful for towing and hauling and everyday use/commuting.

What is the highest HP 6.7 Power Stroke? ›

As such, Ford introduced a new "high-output" version of its 6.7-liter turbodiesel V-8 for the 2023 Super Duty, which thanks in part to a larger turbocharger, generates 500 horsepower and 1200 lb-ft of torque.

How much HP can a stock tune add? ›

It can add 5-50 horsepower to most cars. Moreover, actual torque will be improved simultaneously.

How much HP does performance tune add? ›

The amount of horsepower you can gain with an ECU tune varies widely depending on the factors listed above. In general, most cars will see a horsepower gain of 10-20% from an ECU tune.

Will a tuner increase horsepower? ›

Tuner chips, however, affect these parameters to meet a desired effect. For example, a chip may adjust an engine's fuel-injection rate, which could change the air-fuel mixture to create larger explosions in the cylinders and produce more horsepower or torque.

How to increase fuel mileage on 6.7 powerstroke? ›

You want to keep your RPM gauge out of the red zone, which indicates that you're revving too hard. Keeping the needle lower on the gauge will translate into better fuel economy. If you need to speed up when you're driving, do it gradually. By pressing on the pedal slower, you can keep your RPM down.

How much HP does a tuner add on a diesel? ›

Electronic Programming

Or, more simply, tuners. This handy little device reflashes the ECM and adjusts fuel and air delivery to make more power. A plug-and-play version can easily add 50-200 hp, depending on the tuner.

How can I increase my horsepower without changing my engine? ›

How to Increase Your Car's Horsepower
  1. Swap in a Performance Air Filter. Performance air filters are designed to increases air flow through your engine. ...
  2. Install a Performance Exhaust System. ...
  3. Install Performance Throttle Bod(ies) ...
  4. Implement Forced Induction. ...
  5. Remap your Car's ECU. ...
  6. Use High Octane Fuel.
Oct 6, 2022

How can I increase horsepower without damaging my engine? ›

How to Increase Engine Performance
  1. Use Synthetic Lubricants and Additives. ...
  2. Check Your Ignition. ...
  3. Install Larger Throttle Body and Injectors. ...
  4. Ensure Good Compression. ...
  5. Implement a Cold Air Intake (CAI) ...
  6. Replace Your Exhaust Manifold With Real Headers. ...
  7. Use Forced Induction (aka Power Adder) ...
  8. Maintain Your Vehicle.

How can I increase my diesel engine HP? ›

How can one increase the power and torque of diesel engine? You need to take in more fuel and air into the cylinder with each stroke of the piston. Turbocharging or supercharging will provide more air. Adjusting the fuel pump and injectors will provide more fuel.

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