Cummins 5.9L Medium Duty (RV) (1998-2003) - #DM12300

Description

The 12300 Truck Edition Performance Module fits 5.9L Cummins w/Bosch VP Fuel Pump from 1998-2003.

This diesel performance module is designed to work on stock engines, with no need for additional modifications. Equipped with an adjustable 3-position switch the power setting on the fly, from (Stock, +15% & +30% HP). Mileage improvements of 10% to 20% can be expected through improved fuel atomization. The module doesn’t flash the ECM. Instead, it receives the data from the ECM and optimizes the signal to the engine, improving fuel efficiency and power. These savings ensure a quick return on investment so you can enjoy more “driving-zone” performance with less operating cost. Plug-and-drive connectivity means no need to cut, splice, or modify engine wiring.

Made in the USA. Backed with our 30-day money-back guarantee and 3-year manufacturer’s warranty.

Original price was: $990.00.Current price is: $849.00.

“2017 Chevy”

I’m always outdoors and haul things everywhere. Incredible power when pulling!!

Donnie G.

“A great investment”

February 2023, I purchased a performance module for my 3L EcoDiesel. While I was a little skeptical at first, the owner, Allan assured me that he would refund my money

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Read more ““A great investment””

Bill B. Virginia.

“No black smoke!”

Incredible – 2006 5.9 Cummins. Automatic. At 73mph, picked up about 5 mpg … No black smoke!

Larry B.

“Less turbo-lag, more power”

I put 400 miles on her with the module installed. I noticed less lag and more power. Even with a headwind I’m up 3 mpg!

Jerry P.

“EcoDiesel 2015”

Got the module in and it has helped throttle response. Mileage is up 2 miles per gallon.

Rita H.

“No kicking in and out of the passing gear”

I just left Phoenix area. Heading to Oregon via I 5, my 03 Ram 3500 has never done great on mpg. So I bought one of these with hopes. Well,

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Bruce M.

“A significant increase in power”

I purchased the module for my 2010 Revolution LE 42T early Jun 2023 prior to our vacation trip to Julian, CA. I have a 400 Turbo Cummins in our coach.

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Ed & Joy L.

“I could already tell the difference in throttle response & acceleration”

Just installed mine yesterday on my 2018 Ram 1500 Ecodiesel. Left the house this morning on the first drive (in the lowest setting) – for a 150 mile round trip.

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Patrick M.

“Jeep EcoDiesel”

Performance has greatly improved. No more lag.

John A.

“Cummins 2017”

Even my wife noticed it while driving the truck… As soon as I installed it, the lag was gone!

Bobby H.

“Powerstroke 6.7”

Received my module from Allan quicker than expected. Had it installed within minutes. Love my module. Looking forward to long trips to really put it to work.

Chris B.

“Ford Powerstroke 2020”

Well, I got extra HP, better on the pedal, and it does good to increase my fuel mileage by at least 2 MPG.

Robert K.

“Chevy 2020 Duramax”

Letting you know that the pedal lag is better now and my mileage went up 3 mpg!

Greg B.

Shipping to United States and Canada only.

Contact

(866) 406-3777
We are the ORIGINAL warranty-friendly diesel performance solution.

Text: (406) 202-4877
Average live Text response time 15 minutes (during normal business hrs.)

Mailing Address:
Diesel Modules LLC
Helena, MT. 59601

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Cummins 5.9L Medium Duty (RV) (1998-2003) – #DM12300