Diesel Tuner's Blog


[fa icon="calendar'] Sep 26, 2018 1:02:00 PM / by Justin Tyson posted in L5P, Duramax Turbo

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It's what every Duramax lover is talking about right now!

As you’re well aware the L5P Duramax is all diesel enthusiasts are talking about right now.  It’s not unwarranted though as tuning is slowly becoming more an actual thing rather than a hope.  Now that HP Tuners have unlocked the possibilities, Duramaxtuner is wanting to know more.  While getting there hands on the ECM and doing intense R&D.  It would be a good thing to discuss what exactly comes with the L5P. 

If you’ve been following the Duramax world, you know that these trucks change every few years.  The LML ran from 2011-2016 and gave way to this new truck, the L5P.  The new L5P comes stock with higher horsepower numbers than it’s predecessor, but what exactly is different with this Duramax?  Let’s take a look at three major components this truck brings to the table.

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2017 & 2018 L5P Duramax Tuning Updates

[fa icon="calendar'] Sep 18, 2018 1:31:04 PM / by Paul Wilson posted in L5P

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2017 & 2018 L5P Duramax Tuning Updates:

You're reading this because you're interested in L5P tuning. We know you have been waiting for details and we are doing our best to keep you in the loop with factual information. 

(BTW, we released this info yesterday 9/17/18 to those on our L5P Tuning Wait List.  Join the wait list by clicking the link below and submitting the short form.)

Join the L5P Tuning Wait List

There is going to be a lot of hype in the coming weeks about L5P tuning.  People want to know what are the benefits, costs, process and every other detail about this new tuning product.

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Unleashing The Brand New Duramaxtuner Built Transmission

[fa icon="calendar'] Jun 28, 2018 1:31:54 PM / by Justin Tyson posted in DT550

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A new era in transmission upgrade for the common driver!

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Are You Getting Enough With 5 Gears??

[fa icon="calendar'] Jun 7, 2018 1:00:00 PM / by Justin Tyson posted in 6 Speed Conversion Kit, LB7, LLY, Transmission Duramax

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The Six Speed Conversion Kit from duramaxtuner.com has been unleashed and it’s a proven winner.  The fifth gear days of yore have passed the world by and the 2001-2005 LB7 and LLY owners are loving how much more the extra gear brings them.  Large amounts R&D and testing has given 5 speeds a better shift schedule and the highest quality 5-6 and 6-5 shifts. The upgraded valve body with have your aging truck shifting like a new model.

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Unveiling The New Cummins Aurora 5k Vortex Twin Kit

[fa icon="calendar'] Jun 5, 2018 12:00:00 PM / by Justin Tyson posted in Cummins, Diesel Turbo Options Cummins, twin turbo

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This has been years in the making for the engineers and development team over at ATS. They've put in the time and what you get out of it is a Cummins twin kit that truly gives your Ram a clean, powerful, stealthy ride.  This compound kit is what your 2013+ Cummins needs for all aspects, whether that may be towing, daily driving, or that long distance family trip you've been looking forward to.  Let's take a look at what this system has to offer. 

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3 Ways New Tech Helps Farmers!

[fa icon="calendar'] May 31, 2018 12:00:00 PM / by Justin Tyson posted in Farm, Combine, Harvest, Tuner for Sprayer, Tuner for Combine, Tuner for Versatile

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Times they are changing. Everything seems to be moving in the direction of "smart" technology. While this seems like an annoyance living in a world of folks glued to smartphones and using an app for everything, it also has it's advantages when it comes to the modern farmer.


Smart farming is bringing the farmer what he needs to push his yield and his land's productivity past where it traditionally performs. These days we see combines manipulating calibrations to help achieve less time in the field while saving on fuel costs. This is only the tip of the iceberg. There are many different aspects in which the world of agriculture is moving.

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4 Questions Every Farmer Asks About Tractor Tuning

[fa icon="calendar'] May 23, 2018 12:00:00 PM / by Justin Tyson posted in Combine, Harvest, Tuner for Sprayer, Tuner for John Deere, Tuner for tractor, Tuner for Case, Tuner for Combine, Agriculture

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Farmers all around the country have utilized box programmers or other various items for tuning their tractors. With tractors becoming more and more electronic based, the need for tuning your combine has gone up. It can be overwhelming if it's something new to you and your equipment, so let's dive into the most common questions asked in regards to up-rating your tractor with a custom programmer.

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New Product: DT LML Twin Kit

[fa icon="calendar'] May 21, 2018 2:05:00 PM / by Justin Tyson posted in LML Turbo, LML Performance, what are some upgrades I can go to my LML?, More Power for my LML?, twin turbo

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DT LML Twin Kit: Peak Performance And Driveability

Introducing the DT LML Twin Kit for 2015-2016 Duramax trucks from Duramaxtuner.com!  This kit was designed in-house with Wehrli Custom Fab to give you a product that pushes the limits of power and keeps your EGTs cool.  Let's go over some of the features this product has to offer your 2015-2016 LML.



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Which Stealth Turbo is Right for Your LB7?

[fa icon="calendar'] Apr 25, 2018 8:45:00 AM / by Justin Tyson posted in Stealth 67G2, Stealth 67, 640HP LB7, LB7 Turbo Upgrade, G2, Stealth 64G2, LB7 G2, LB7 64G2, Turbo Upgrades, Diesel Turbo Options Duramax

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Stealth 64?  Stealth 64G2? Stealth 67G2?

You finally got the okay from the wife on spending that tax return, you're thinking about upgrading the turbo on your 2001-2004 LB7.  Like any well educated Duramax owner you go to DuramaxTuner.com to check out everything you can on the Stealth turbo, but you're still wondering which is right for you.  

Now you may have the urge to simply pick the turbo with the highest peak power.  Maybe your thought process is to go immediately at the cheapest price.  To be honest, no matter which way you go, each Stealth turbo is going to be better than the stock charger. However, there are a few things we would recommend you consider before making your buying decision. It can help you save money and time in the long run, so let's dive into which suits you best.

There are a few things to consider before picking a new turbo for your LB7:

  1.  What size injectors do you have?
  2.  Are you going to build the engine?
  3.  What is your ultimate HP goal and what do you plan on using the truck for?
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How To Go Further Between Regen!

[fa icon="calendar'] Apr 16, 2018 3:32:48 PM / by Justin Tyson posted in LML Turbo, LML Performance, what are some upgrades I can go to my LML?, More Power for my LML?, LML Power, LML Tuning, LML

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You use your truck for daily commuting or hauling the family and trailer for a long weekend of camping,  you’re rolling up to your work or that campsite and you notice the LML go into regeneration (regen).  You can’t keep driving as you should because you got a job to do or things to unpack.  You can’t help but wonder what can be done to keep your LML from going into this cycle as often as it does, we’ll get into that in bit, first let’s look a little more at DPF regen. 

The DPF takes essentially 700 miles or 18 hours of drive time to put it to the maximum values of normal calculated mass soot levels, which if you were curious is 44 grams.   Active Regen describes the procedure your truck goes through to burn that accumulated soot.  To do this, fuel is dosed through a 9th injector directly into your exhaust.  Many drivers have noticed a drop in MPG and even potentially a lack of power during regen. 

Speak with a Diesel Performance Expert!

A popular theory is that if you go through regen less frequently, your MPGs will go up.  So, how can you go through less regens?

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