10 Best Diesel Tuner for 6.7 Cummins | Expert’s Guide

Who doesn’t want a better engine? But when you already have an engine and you want to increase the capabilities and the functions of your engine, it is not easy to get a new engine whenever you want. I understand that engines are expensive and you cannot get a new engine every day. But what you can do to get the best tuner to boost up the functionality of your engine!

And yes, you guessed right! Today, I will talk about the best tuner for 6.7L Cummins so that you never complain about your engine after this period! All you need to do is take your popcorn and sit for reading it!

Here, I will talk about the best tuners I have used so far and go benefitted by them! So, stay tuned.

Expert’s Guide: What to Consider While Buying Best Tuners for 6.7 Cummins

When it comes to getting tuners for your Cummins 6.7L, you can never buy hundreds of tuners. These are expensive and so, you must get the best one.

No matter you go for the affordable one or the expensive one, you must settle for the one that can perform better than the other ones in the market and keep pace with your requirements.

Fuel Consumption

When it comes to tuners, you have to take a look at the fuel consumption sector. In most cases, people settle for the tuners just to reduce fuel consumption. No matter what you drive, when you drive, you surely think about the fuel your truck is consuming and, it can result in serious expenses that you are not capable of bearing. In this case, the tuner can help you out.

However, if you do not look for the one that has the ability to reduce fuel consumption, you will choose the wrong one for you. If your tuning is not good or is faulty, the fuel consumption will increase. And as a result, your expenses will increase too!

Engine Stress

If you do not go for the right tuner, there is a good chance that it can affect your engine. No matter which vehicle you use, the tuner must be incredible and must not put any stress on the engine. While tuning, you have to put emphasis on the improvement of your vehicle.
If you do not look for the improvements in your vehicle and settle for any random tuner, the result might be the opposite. And you never want to hurt the engine, I hope!

Increment of Power and Speed

When you are getting tuner for your vehicles, the first reason behind this is the increment of power. The best tuners in the market usually add a good sum of power to the vehicle. As a result, you can see your vehicle as a beast.

On the other hand, before going for a tuner, make you that it adds speed to your truck or not. Adding speed is necessary so that you are capable of running more miles in a short period! Also, adding mileage is something that you will notice while you get the perfect tuner. Before purchasing, you have to go through the power, speed, and mileage that the tuner can add for you.

Installation

The installation process of the tuners is not very easy these days. The people that are experienced in this field might know how to install this. But if you are a beginner, you have to look upon this fact. You have to get a tuner that is easy to install and operate.

There are tuners that are easy to install but takes a lot of time. So, before buying, know the basic details about the installation.
Conversely, you have to go through the kit to know if you have the installation guideline with it or not. If not then you have to go through the online installation process. Check before if you can cope with that or not.

Monitoring Capability

The monitoring capability is something that you cannot ignore. The tuners of these days come with the perfect sized monitor. Go through the size and buy it only if it makes you feel comfortable to see it. Also, check if you can monitor everything easily or not. Check the fonts along with the numbers too.

Features

The features like mode changing must be fast. Check if there is an option for changing the modes when you are on the fly or not. People often forget to check this.

Also, you have to go through the features like the time frame along with the sound features. There are tuners that include alarm and warning alarms for easy monitoring. Go through the features before you settle!

Top 10 Best Diesel Tuners for 6.7L Cummins

1. Bully Dog 40420 GT Tuner – Best Tuners for 6.7L Cummins

The name of this tuner gives you a vibe of strength and toughness. Because it comes with four in one that’s are a vehicle engine tuner, monitor, gauge and diagnostic device all in a single unit.

A) Engine Tuner – measures the increasing or decreasing engine horsepower and torque, while optimizing the perfect fuel efficiency.
B) Gauge – allows you to replace the multiple gauges on the A-Pilar of your truck and read them with this compact multi-color display and provides fuel economy.
C) Monitor – providing a comprehensive set of monitoring features on critical engine data and safety de-fueling can be implemented.
D) Diagnostics – allows you to read all Diagnostic Trouble Codes of your vehicle and helps to take necessary steps for improvement.

With this product, you will get free GT Device, OBDII Adapter Plug, Windshield Mount, SD Card Reader, SD Card, Mini USB Cable, Power Cable, Fuse Tap, Fuse Scape.

And that is what it is, a very durable tuner in the market now! People that are new to the tuners usually face difficulty in understanding the instructions for installation. In this case, this Bully Dog comes with a complete guide for installation that has each and every detail included. If you want to know any query, then you can contact with Bully Dog assistance.

On the other hand, if you want to add power, you are free to do it with this sturdy tuner. It can add a lot of power and energy to your truck. I, for myself, prefer a compact tuner so that I can take it everywhere and store it wherever I want. And this Bully Dog tuner is a perfect compact tuner and does not even bother me while I drive.

When it comes to changing things, you will get numerous options for that and so, you can choose whatever you want. Conversely, it can add a lot of gauges compared to the other tuners of the marker for 6.7 Cummins. It is very easy to see and read.

After installation, I was really amazed by seeing the speed it added to my truck. Along with this, it can easily improve mileage. Also, the price of the product is really low in terms of the quality it affords.

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Bottom Line:
Though the instruction guide is highly informative, the installation process is not so easy. That process is very much complicated. On the other hand, it is very slow to set up for a beginner along with the seasoned people. There are online videos that can help but still the process remains slow. However, the sturdiness and high-performance make me purchase this one again and again!

Read Also: Top Rated Racing Oil Review

2. SCT Performance 5015P Tuner and Monitor

When it comes to the best, you can completely rely on this product by RaceMe. This will surely unleash your truck! Whatever the manufacturer promises, it exactly works like that. I often go through too many issues regarding the installation and this tuner is such a relief. It is highly easy to install for any newbie. I went through the YouTube videos and installed it in a breeze.

Go through it and install it, it was easy for me! I have used this tuner on my F350 6.0 turbo diesel truck and I saw incredible improvement in the mileage. It made me really look for the tuner even after using it for a single time because the gas mileage was really improved.

On the other hand, what I never expected was the huge performance and power increase that this tuner afforded. The best increase in the fuel efficiency you can get is from this tuner!

It is going to be worth your money because your truck will surely be transformed into a beast after using this one. This basically comes with 3 different tunes preset. There is a performer tune that will add a pick up to the truck. If you go for the towing tune, it will add visible changes in the mileage and the power. People that own diesel trucks can get high improvement in their vehicles.

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Bottom Line:
The increase in the mileage and the power might be really impressive but you cannot forget the mode switching crisis. If you want to switch modes, it might take a long time for you to do so. However, if you are willing to afford a little time to this tuner, you will get remarkable development, for sure!

3. RaceMe ULTRA DPF Delete Programmer Cummins 6.7L

I faced some problems with this tuner when I tried this with my old windows of the laptop. However, after reinstalling, it got alright. So, this is the key, you have the install the tuner properly to get the result. There are people that complain about the complicated installation process but according to me, only the instruction guide can help you out.

It has self-explanatory programming capability that makes the tuner perform better. The best part is it comes with a kit. People that are tired of running for the equipment to install the tuners will relax now. It comes with all the necessary hardware you need for unlocking the ECM.

It goes with all the pickup models from 2007 to 2018. On the other hand, it supports the Cab and Chassis too. For the models of 2013 to 2018, it can fit perfectly in these are with DEF. Without the DEF, it goes right with the modes from 2007 to 2010.

If you prefer this on the fly, you have to purchase a 5 position switch for that. But, this is a shift on the fly and so, it makes your work easier than before. Another interesting fact is, you can easily remove this tuner after you tine it.

I really get annoyed with the tuners that stay in the truck after the tuning process. However, it helped me in that case. For hooking up, you will need to plug this tuner into the OBD port. Along with this, the tuner includes an unlock cable and a suction cup mount. Overall consideration, it is the best tuner for 6.7 cummins dpf delete.

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Bottom Line:
The tuner itself works amazingly and the kit it comes with affords all the required equipment. However, the installation process made me go through a little complication. The instruction guide that is included is not complete and not précised. But if you go through the online videos of the installation, you will know that the installation process is very easy.

4. Smarty Tuner 98.5 Ram Cummins Touch Tuner

The name already tells you that this is a TOUCH tuner. This works with the touch of your hands and yes, if you are confused then this is the truth! On the other hand, if you are really searching for one of the best tuners in the market that works great and operates easily, you can get your hand son this one.

The thing that amazed me was the price of this tuner. Back then, I was trying my luck on the affordable tuners and never really thought anything will stand up according to the promises that the manufacturer makes. However, this tuner did great in terms of making my truck stronger. Also, this is available at a very affordable rate.

Also, this is very much easy to install even for beginners. If you love to have gauges for boost, rail pressure or EGT, you completely rely on this tuner. On the other hand, you will see an improvement in your brake life and the performance too.

It helps to get a longer brake life. I cannot ignore the innovative engineering that the manufacture did for generating this tuner that you must try!

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Bottom Line:
However, I have never seen any mileage improvement with the product. The work this tuner does is powering up my truck. It also adds a little gauge for better performance but the mileage improvement is still not visible. But for adding power and gauge, get this one!

5. EDGE Products 31105 Juice

When it comes to the ease of install, the product makes us feel comfortable. And this is where the name of EDGE products comes in. This tuner by EDGE Products is great as a tuner as it comes with all the instruction you need for the complete installation.

But the basic reason the users of this tuner love this product is the fuel mileage development. After I have installed this tuner in my truck, I was shaken by the incredible fuel mileage improvement. I never expected such an improvement because this added more or less 3mpg to my truck.

The best part is it has an effect on the power of the truck too. I really liked the gauges of this product. With this programmer, you will be capable of monitoring everything. No matter what you need to monitor, you can change the settings and monitor them for the time being.

If you prefer the towing section, you will see your transmission temp showing that to you. Sensors are added in your truck everywhere!
With this, you will get 2 digital gauges. Along with this, you will also get 3 analog gauges that are really large.

You have the power of setting limits. You can also set warning limits for you. If you are putting the warning limit on, you will not need to monitor everything which makes your work easier.

You have the option of bumping the power if you want. There are also hundreds of sub-settings if you want perfection. You can adjust it the way you want. The installation process is simple and the modular works perfectly.

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Bottom Line:
If you are planning to get pillar mounts, don’t settle for the one that comes with the kit. I will not recommend you going for the pillar mounts by this brand because they will not fit with your truck. They are a little smaller than the size. Those are made for the CS models.

6. Superchips 3855 Flashpaq for Dodge Ram Diesel

If you are not going to get satisfied with this tuner, you will never get satisfied with the other ones. This product is nice and compact. On the other hand, the installation is a breeze. I have worked a lot in the tuner field and know how to install.

This is basically known as the mileage increaser to the users of this tuner. When I heard about it, I was not very sure because this didn’t look so promising. However, when I got my hands on this, I really felt it was a beast when it comes to the improvement of the mileage. I have seen 3-4 mpg added to my truck and I was very amazed at the charm of this tuner.

This is a budget-friendly tuner for the people that are always in search of something reasonable. However, the price does not have any effect on the quality and the quality still remains high.

There are several modes that make you perfect for the drive. Heavy load towing along with the fuel economy tunes are included here. You can use this one for 6.7L and 5.9L engines.

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Bottom Line:
However, there are two modes of names towing and the XS economy and I felt that both of these modes are the same. I do not understand the reason for designing two different modes for the same outcome. On the other hand, you won’t be able to change the modes when you are on the fly. But on the basis of the quality and the performance, this is an A-grade tuner to settle for.

7. EDGE Products Ram 6.7L Cummins Juice 31507

If you want something that has a state-of-art design, you can prefer this one by EDGE products. We all know how EDGE products have brought sturdy products on the market especially when it is about the vehicles.

This tuner comes with a 5 inches color high-resolution screen. The design of this tuner will surely make you interested in this tuner. It has an intuitive interface that helps you to understand the program easily. Even if you don’t know anything about tuner, you will get to know about this effortlessly. Also, it has a slim case design. So, carrying it won’t be too tough for you either.

If you are driving your truck on the fly, you can go for the quick changes with this tuner. There are tuners that don’t afford you faster changed when it comes to your truck on the fly. This tuner has a fast-changing mode option when you are driving. And when you are on the fly, you can make the mode changing process faster than before. All you need is some swipes and you are there!

As it has a large screen, you are capable of going for an upgraded interface and also settle for custom screen backgrounds if you want. Along with adding power and speed, this tuner adds glam to your truck. This tuner has an in-cabin system. It makes you capable of monitoring whatever you need. Also, you can go for shift-on-the-fly if you are controlling the juice module!

It has 5 different levels of performance and you can substantial power gains will surely make you fly. You will be able to settle for more or less 150hp and 360-foot pounds of torque!

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Bottom Line:
When this tuner can be the best for the seasoned people, the newbie can face issues regarding the installation. The installation process is a little tough if you have zero ideas about tuners of this kind. Also, the installation process takes a lot of time. However, if you prefer quality over anything, you must choose this one and see your truck run faster than before!

8. Smarty Tuners 98.5+ Cummins Touch Tuner

When it comes to touch tuners, it makes your work easier than before. People that have never been with tuners like this might face it a little difficult to handle. But when it comes to the ease, you will surely feel comfortable with this tuner my Smarty. It helps you monitor anything and everything you want!

If all you need is gauges, you can keep faith in this tuner. This can add visible gauges to your truck and has so many options to go for. Operating this tuner is not too tough. You can install it and monitor the whole truck. On the other hand, it has options for setting a warning alarm. So, you do not need to keep monitoring the whole time!

This tuner is capable of connecting with a sound performing programmer cloud. And so, you already know that how state-of-art technologies are added here. Along with this, I love the fact that this tuner has got an amazing withstood capability.

If you are driving in extreme weather, even then, it is capable of keeping the truck stable. Also, it keeps away the fuel from freezing.
With this, you will get a controllable speed limiter too. It has got an excellent diesel exhaust system that no other tuner will afford you. Also, there are free updates available. This tuner is super fast and also includes configurable alarms for you. This supports the SD card too!

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Bottom Line:
Every good thing comes with a scar and the same thing goes for this one too. After installing, it will work incredibly. However, the installation process is not so easy. You might not understand what the instruction book says and so, you have to rely on the online videos. Also, the installation will take a little time. But, you are always free to get a professional for installing this!

9. Superchips 4845 Flashpaq F5 California

When I was confused about which tuner to go for, I got my hands on this California edition of this Superchips tuner. Superchips tuners are great according to the lovers of this brand. But I was a little confused until I used it and till then, it is on my top favorite tuners for my favorite truck! If you are fond of heavy towing, this is going to blow your mind for sure!

I installed this tuner on my Silverado 2500HD 2012 Duramax diesel and the power adding the capability of this tuner astounded me! This is very simple to use. When I was a newbie, I used this tuner for the first time.

It fuels the fuel mileage to the height that you will never imagine. Whenever you are taking off or you are speeding up, you will always have a little hesitation. However, this tuner will eradicate that feeling completely!

It is easy to plug-in and it makes trucks easily steerable. Upgrading the software is easier when it comes to this tuner. You will be capable of adjusting the economy modes according to your requirements.

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Bottom Line:
The engine light can be a little annoying because it keeps coming on again and again. On the other hand, the installation can be a little tough for you because it requires too much work. The process is not too tough but it will take a lot of time and hard work. If you can, get a professional for this purpose.

FAQs on Tuners for 6.7 Cummins

Q1. What is the ultimate best tuner for Cummins 6.7?
Answer: When it comes to choosing the best tuner, you can say that there is nothing that can be best for all. The tuner that seems perfect for me might not be the best for you.

So, the best one depends on your requirements. However, you have to go through all of the ten tuners I have mentioned as they worked great for me. Go through their features and you will get the best one for you!

Q2. Why exactly do I need a tuner for anyway?
Answer: The tuner is basically popular as a programmer. A tuner works for maximizing the capability of the engine of your vehicle.

The overall potential functions like the horsepower, torque, smoothness, efficiency, etc, can be improved by the tuner. Also, it can reduce fuel consumption and speed up your truck.

Q3. What is the maximum amount of horsepower that I should add to my engine?
Answer: The maximum horsepower you can put on your engine completely depends on your engine and your vehicle. However, there is a level of horsepower that you should not exceed. According to me, I do not prefer going up over 120 levels of horsepower.

However, if you prefer going over it, you can take advantage of additional head studs. This can keep you safe. If you have a high maintenance engine that can keep pace with speed, you can go over it. But don’t forget to get high-quality head studs for that purpose too!

Parcel Up
So now, you already have got better ideas about the best tuner for 6.7L Cummins. No matter what diesel truck you carry with you, you deserve to increase the capability of your engine. And to increase the capability of your engine, nothing can be better than the perfect tuner.

And if you are in search of the perfect tuner, all you have to do is go for the best tuners I have mentioned here.
All of these tuners are practically used by me and so, you can have complete faith in this! Also, let me know about your favorite tuner in the comment section so that I can try that out!