EZ LYNK DPF DEF EGR DELETE KIT | STEALTH TUNES | 2017-2023 CHEVY / GMC DURAMAX

2017-2023 CHEVY / GMC DURAMAX

SELECT YOUR DELETE KIT
STAGE 1 | THE CUB | BASIC FULL DELETE KIT
STAGE 2 | THE YOUNG LION | VALUE DELETE KIT
STAGE 3 | THE KING OF THE JUNGLE | ULTIMATE DELETE KIT
TUNE ENGINEER
STEALTH DIESELS
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Instructions
No installation manuals available for this product at this time. Request a manual here.
Shipping

We offer fast and free reliable shipping for all customers to ensure that you receive your products as soon as possible. Shipping generally takes 3-8 days to transit to you depending on where you're located in the US and Canada. Hawaii, Alaska, and other remote areas may take longer and invoke further shipping expense. Please contact us if you're want more information.

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Product Information

Product Description

2017-2023 Chevy / GMC Duramax | STAGE 1, 2 & 3 DELETE KITS

ATTENTION!

Note: 17-18 with the ECM PN ending in 12676723 have to be sent into EZlynk for an unlock on their bench. They are not currently flashable on EZlynk.

EZ is releasing firmware updates for these pretty regularly so this product should get any small unlocking/tuning issues worked out in the immediate future.

If you have a flashing issue Ezlynks tech support number is: 877-207-5530


STAGE 1 | THE CUB | ENTRY LEVEL FULL DELETE KIT

We call this the CUB because it contains the main parts needed for a delete. This is all that is needed to get your truck fully deleted without any of the frills or add-ons. If you want something more advanced and performance oriented look at STAGE 2 or STAGE 3 below. 

STAGE 1 Includes:

  1. EZ LYNK Tuner. 
  2. 4 Week Access.
  3. Single Tune Of Your Choice.
  4. EGR Delete Kit.
  5. DPF Delete Pipes. 
  6. CAN BUS Plug Kit.

     

    STAGE 2 | THE YOUNG LION | VALUE DELETE KIT

    We call this The YOUNG LION. While scary enough to get the job done, it won't quite scare your local Liberal the same way as when you step on it with our Stage 3 Race Kit. This is where value meets affordability. This Complete DPF/DEF/EGR Delete kit is for those that want the best of both worlds, Power & Reliability. 

    STAGE 2 Includes:

    1. EZ LYNK Tuner. 
    2. 4 WEEK Access.
    3. SOTF file.
    4. EGR Delete Kit.
    5. CAN BUS Plug Kit.
    6. Stainless Steel Downpipe. (Deletes CAT in factory downpipe)
    7. 4 inch t409 Stainless Steel Exhaust System for complete DPF/DEF Delete. (Occasionally substitute 5in if 4 inch is not in stock) 
    8. Chrome/Black exhaust tip. (Chrome sent if not told otherwise)

           

          STAGE 3 | THE KING OF THE JUNGLE | ULTIMATE DELETE KIT

          We call this THE KING OF THE JUNGLE! This DPF, DEF & EGR Delete kit includes everything needed to turn your Diesel Truck into the Ultimate Diesel Powered Animal. Your Prius driving neighbor just might start taking Testosterone Supplements once you pull up in THE KING OF THE JUNGLE!

          STAGE 3 Includes:

          1. EZ LYNK Tuner. 
          2. LIFETIME Access.
          3. Multi Tunes Package. 
          4. SOTF (Change tunes on the fly with Steering wheel buttons) 
          5. TCM tune. 
          6. EGR Delete Kit.
          7. CAN BUS Plug Kit.
          8. Stainless Steel Downpipe. (Deletes CAT in factory downpipe) 
          9. 5 inch t409 stainless steel exhaust system. 
          10. Muffler with Clamps. (Optional if wanting to tame the beast)
          11. Black/Chrome T304 Stainless Steel exhaust tip. (Chrome sent if not told otherwise) 
          12. S&B Cold Air Intake.


             

            For 2020-2023 Duramax L5P 6.6L owners who want better throttle response, more torque, and serious pulling power, STEALTH EZ Lynk Duramax L5P 6.6L Tune Files (2020-2023) deliver the performance your truck was built for. Whether you're towing, daily driving, or pushing for max power, these custom-calibrated tunes ensure your truck performs at its peak.

            We offer:

            • Single Tune – A custom-built tune for a specific performance level, improving fuel efficiency, throttle response, and towing power.

            • Full Support Pack – On going tuning support, allowing adjustments to match future upgrades or modifications including SOTF and transmission tuning for stage 3.

            Each STEALTH EZ Lynk Duramax L5P 6.6L Tune File (2020-2023) is designed to remove factory restrictions and give your truck the power, efficiency, and durability it should have had from the start. These tunes provide optimized fueling, better shifting, and precise throttle control, all while maintaining long-term reliability.

            Why Choose Our EZ Lynk Tune Files?

            ✔ Custom-built tuning for real-world performance ✔ Maximized torque and horsepower for Duramax L5P 6.6L ✔ Fine-tuned shift points for better drivability and fuel economy ✔ Safe and reliable power without compromise

            Forget weak factory settings—these tunes are built for serious Duramax owners who demand real performance.

                      Powerlevel Options

                      STEALTH POWER LEVELS
                      Stock
                      30hp
                      60hp
                      90hp
                      120hp
                      150hp

                      SOTF
                      TCM

                      Product Compatibility

                      Chevy / GMC
                      Duramax
                      2017-2023 L5P/L5D

                      2017-2023 CHEVY / GMC DURAMAX

                      Other Information and Resources

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                      USD1,999.99
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                      Apr 02, 2026
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                      Checkout
                      Installed this kit a week ago so far it has been doing good. Thanks

                      Shannon

                      Braun

                      Very happy with my purchase great products thank you and I loved how fast it arrived thanks again

                      Peter

                      Rodriguez

                      The service that was provided was phenomenal. Couldn't have asked for better service. Placed my order and arrived on a timely manner taken into account I live in Louisiana. Truck sounds great. Thanks again.

                      Josh

                      H

                      Thank you all for help and support everything is on truck is running fine and upgraded to the hot and cold intake fuel mileage is so much better went from 9.7 pulling my skid loader to 14.8

                      Jerry

                      Polston

                      Yes very happy with all your service. Thanks

                      Wayne

                      Hucke

                      Thanks y'all Done great

                      John

                      Rodge

                      Everything works great and the whole process was much more simple than I expected. I will definitely be recommending you to others. Thank you!

                      Brent

                      Kramer

                      Works great thanks

                      Tyler

                      Birtciel

                      Initially hesitant about deleting, I found that it turned out to be the best thing I could have done. As a result, I no longer experience exhaust service lights, and there is no lagging when I step on the accelerator. Additionally, I have noticed an increase in fuel mileage.

                      Adam

                      B

                      Great product and super nice customer service

                      David

                      Hancock

                      THIS WORKED AS IT SHOULD-NO PROBLEM INSTALLING -THANKS

                      Mark

                      Camarra

                      EGR kid was a breeze, for me at least. Everything I needed was in the kit. Only thing I want to say to help for future kits, is that the gasket for the intake neck/tube, it was bent and on the verge of tearing. I was able to reuse the original one on my truck since it is a very low mileage truck. Otherwise, thank you and hope I can find something on your website I can use!

                      Anthony

                      Bran

                      Awesome parts and shipping

                      Dan

                      Tompkins

                      Installation for exhaust was pretty straightforward. Internet connection is slow where I live, so download of the tune was pretty time consuming. Also had to take off my dashboard to access unlock location for ECU. On the upside, easily added 3mpg - sometimes a little better when taking it easy. Amazing to get almost 30mpg (sometimes low 30's) out of a 1/2 ton pickup truck.

                      Jeffrey

                      Burns

                      Thanks guys, everything worked out great. My order came in on time and any questions I had, you guys we're able to answer me via email ASAP. I will definitely recommend you. Thanks again

                      Tristan

                      Wright

                      I am stoked! Thank you ALL for being a part of the solution. It burns me up to know the amount of great engines out there being ruined by the ridiculous laws and science being forced on great Diesel engines. No doubt about it, there are less than a handful of un-needed factories blowing more pollution into the world than ALL of the diesel engines combined. Thank you again for all you do! God speed.

                      Mike

                      Thompson

                      I am more than happy with it. I have completed the DPF removal and straight pipen install. I have not removed the EGR. I can say that I have picked up more power and 3 more mpg towing. I have an 8k pound bumer pull camper. There is a little black smoke when I punch it; none if I drive "normal". My wife said it is louder, who asked her. I have been on the fence but your price and the extra $100 off, with free shipping was the factor. Thanks for the entire process from ordering to installation videos.

                      Scott

                      Stribling

                      Ordering process was great and everything arrived quickly and intact. The GDP tunes seem decent although there is some smoke on level 1 where I wouldn't think there would be any. Overall very satisfied with the product.

                      C

                      Gilliam

                      Excellent service and parts... Fast shipping!

                      Jonathan

                      Coo

                      Perfect I love it

                      Jose Ramos

                      Cortez Lopez

                      Hello, your kit worked awesome. No issues at all. Truck runs great. Thank you

                      Sun

                      Man

                      It was easy and it makes the truck run better

                      Chris

                      Lagorga

                      Yes, I am definately happy with the products and services I purchased from you! The shipping was fast and secure, arriving within 5 days of ordering. Thank you for a great shopping experience, I have several friends looking for similar products and services, and have directed them towards your company. Thanks again for everything-

                      James

                      Dean

                      Yes very happy with both my orders

                      Nicholas

                      Estes

                      Exactly as described. I love it my miles per gallon on the highway or approximately 25 miles per gallon now at 78 miles an hour on cruise on level ground. Very happy. Not to mention all the extra horses

                      Jerry

                      MCcool

                      5 stars Fast shipping, quick response to my email, excellent products. Tune loaded quickly with no issues and shifting is smooth with the tow tune but I'm still experimenting. I needed a exhaust that wasn't to noisy and yours a worked perfectly and no leaks from the clamps. I did remove the 4 inches from section of straight pipe to fit my long bed crew cab but that seems to be the norm so the same pipe will fit the long bed mega cab. You were a word of mouth recommendation and I'm glad I remembered the name of your company. Thank you for helping me bring my truck back to life.

                      Kenneth

                      Polley

                      Happy

                      Karl

                      Patay

                      Great!!!

                      Doug

                      Candler

                      The best product and excellent customer service!

                      Jeff

                      Boudreau

                      Great!

                      Don

                      Peters

                      Awesome products at an amazing price. Everything was so simple to install and program. I would highly recommend your product to everyone

                      Charlie

                      Clonch

                      Yes 😊

                      Darrell

                      McKittri

                      Everything went good on the install

                      BJ

                      Putman

                      Wow what a difference should have installed a raceme ultra years ago. Truck runs great

                      Paul

                      Erickson

                      Works as it should. Quick shipping

                      Chris

                      Quacken

                      THANK YOU!

                      Shane

                      Works great thank you so much 5 stars

                      Jamie

                      Moore

                      I'm really happy with the Ecodiesel delete kit, which comes with an ECM and transmission tune.,My first impressions are really positive.,I installed this kit last weekend and the results have been outstanding in terms of power and fuel efficiency.,My 2016 3.0L Ecodiesel was in bad shape, stuck in 'limp mode' due to an electronic throttle fault and a DPF that was completely full.,The dealer wanted to charge me over $3,000 to replace the DPF filter, but I decided to do the installation myself.,While it was a tough process, it was definitely worth the effort.,After completing the hardware installation, I cleared the engine codes and downloaded the ECM/transmission tunes.,I went for the 40hp tune, and I can really feel the difference - there's better throttle response and a 2mpg improvement on rural roads so far.,We'll have to wait and see about the long-term durability, but I'll definitely update if I run into any issues.,Overall, I'm really pleased with the product, the instructions, and the customer support.

                      Don

                      B

                      The product worked perfectly, solved all my problems. Thank you.

                      Michael

                      Gilbert

                      I'm so happy with the parts and I'll definitely keep buying them for you guys. Thank you.

                      Nestor

                      Bueno

                      Everything I needed was in the kit I was very happy with Everything except the shift on the fly selector. I spent 2 hours installing it in a very inconspicuous location. After I installed it we could not get the proper voltage reading for it to work correctly with my truck. So now I have it still mounted in my truck but I had to unhook it so it was a $150 item that I won't be able to use. But everything else worked very well and I am pleased with the outcome of the installation. Thank you for your products. Will be purchasing more form your company in the future

                      Bobby

                      Holt

                      Everything went well. Took me 4 hours to complete, solo. Only gripe I could have (which I don't) would be the lack of instructions for the bracket that bolts to the exhaust. Took me a while to figure that out as the instructions showed a different set up. Preciate the kit. Have recommended to other folks.

                      Cordy

                      DD

                      Very happy with my order. Could have used some instructions on the install. Thanks Youtube. Also don't really understand the trans tune. Didn't get any verification it was installed on the tuner or even how it is installed. Don't even know if I really have it.

                      Tracy

                      Funderb

                      You nailed it, great products and a great price!

                      Jeremy

                      White

                      19% Better MPG. Sounds like a REAL diesel. Great communication.

                      Will

                      S

                      John, I'm a big thumbs up on your team overall. Very pleased with the level of support prior to, during, and after the changes I made. The number one differentiator between your team and others is the ability to pretty quickly get a live person on the phone and if needed for them to remote into the laptop connected to the vehicle. There were a few issues, but quickly addressed and or your guys confirmed for me what was happening and that all was well and as expected. Good work by all! A+ so far! Thanks Chris

                      Chris

                      M

                      A highly recommended group of people. WIlling to help on what would normally be out of business hours. I'll be coming back for their help in the future.

                      David

                      Finn

                      Install went awesome, instructions were good and everything went smoother than expected. Thank you.

                      Anonymous

                      Great kit. Truck runs great. I went from 16.2 highway mpg to 19.9 highway mpg. The kit did not substantially increase exhaust noise, the truck is still quiet for a diesel. I am very pleased. I can now go down to grand isle fishing and not have to worry about my truck saying in 50miles your truck will only go 50 mpg. What a relief!

                      Steven

                      Unkel

                      You did very well thank you so much.

                      Terry

                      Conk

                      Great so far seems to be exactly what yall described thank you

                      Marty

                      Waggo

                      Worked great! The kit had everything I needed to fix the issue.

                      Tommy

                      Johnson

                      Works awesome. Thanks I appreciate you.

                      Don

                      Allison

                      Truck runs great now. Thank you.

                      James

                      Vournas

                      Hi there and sorry it took me a long time to get back to y'all. I f**king love the way my truck runs and sounds now . Thank

                      Jay

                      Thompson

                      The kit was fantastic. My stage 2 tow tune is a good tune.

                      Jeff

                      Wooton

                      Great job as always! Fit perfect and fast shipping! Thanks!

                      Chris

                      Taunton

                      Well let's just start this out by saying I have a 16 ram 6.7 and I ordered the ezlynk with the LION package shipping was very fast and everything was complete I deleted my rig it took a complete weekend because we had a little hiccup with the ezlynk not hooked to a technician but as soon as GDP opened the problem was completely fixed the five position switch was perfect and everything functions great the tip for the 5in exhaust is completely over the top but as a dump would look great I'm very pleased with the tunes just took my camper on a 80 mile journey and have ZERO complaints now the truck is a beast I highly suggest you go with DIESEL LION for the simple fact that it was very easy to install and use ...... on a side not I do also recommend headstuds!!!! Definitely worth it THANK YOU DIESELLION.COM for everything I will be sending business your way with all my friends

                      Casey

                      S

                      I am really like y'all customers Servies Very helpful.

                      Rodrigo

                      Luna

                      These guy(s) are great! Knowledgeable, friendly, helpful. Highly recommended.

                      Ken

                      Kilby

                      I love all my products and my truck runs great

                      George

                      House

                      So I had a special case. I needed a tune for a 2008 C5500 Duramax. This is obviously a commercial truck. They were able to send me the handheld. My mechanic downloaded the parameters from the truck. He sent them off. I had a custom tune back in 2 days. The truck now runs great. Thanks to Dyno Diesels for a custom tune. When our government is doing everything they can to ruin diesels. Dyno has your back.

                      Roman

                      Parsons

                      Awesome fast shipping

                      Mike

                      Bumpus

                      Thanks for selling these kits! My truck runs like a champ. It was super easy to update the SCT and flash the ECU. I was a little worried but there was good instructions!

                      Angel

                      Proven

                      %100 great service awesome timing on parts!

                      Jesse

                      Ward

                      Lower RPM when cruising on the highway at 70! 1600 RPM and also a nice gain in mileage.

                      Brian

                      J

                      Everything fit and is working very well. Order was delivered faster than expected. Would recommend this kit to others.

                      Marland

                      King

                      EFI Live easy to work with! fast shipping! Thank you

                      CHRIS

                      SWAIN

                      Your service was awesome, I was amazed how fast my order was shipped and the customer representative was very helpful. Thanks again, Steve in Colorado

                      Steven

                      Allard

                      Worked great, will use again if needed!!

                      Dale

                      Cagley

                      The product was exactly as pictured and was what was expected. The shipping was late and I paid $350 for overnight shipping and it ended up being two days and I still had to go pick it up from the shipper (FedEx).

                      Tyler

                      Cline

                      I received my order quickly and it was very easily installed. I was given the wrong tunes for my vehicle but it was resolved in less than 24 hours!

                      Brett

                      Nichols

                      yes working good so far

                      Steve

                      Noriega

                      Awesome Great job 👏

                      Jeff

                      Cooper

                      Yes I was very happy.

                      Lewis

                      Drywall

                      Everything came in and seems to work just fine. Thanks

                      Greg

                      Rinkes

                      I am extremely happy with my product I ordered. Easy installation and everything was well packaged.

                      Ray

                      Moyer

                      Everything was great my order was exactly what I wanted no hassle no problem. Would definitely order again from Y'all again.

                      David

                      Woodc

                      Hats off to diesel lion. I purchased my 6.7 ford tuner approximately three weeks ago I received my tuner within three days of ordering, which was fantastic. Wasn’t expecting it for a week to a week and a half. when I received it, I opened up the box to see what came with it and noticed the gauge wasn’t in the box was planning to put it on the upcoming weekend was very disappointed at the time. I thought I was gonna have a heck of a time trying to get a hold of them and resolve the issue I first called them no answer then email them got an answer with an hour after hours. I sent them photos of what I received in the box and the person that have been talking to said he would send me one out, I thought well it’ll be another week or two before I received it. I got it within two days again very very happy with their response and concern they sent me a whole new unit very appreciative to diesel lion the way they handled it very very happy with them. Long story short if you need to order tuners or anything and need good service order from diesel lion they will take care of you. Thank you again diesel lion. If there’s anything else I need I will definitely order through them. Thanks again Cardel Howell.

                      Cardel Howell

                      Howell

                      Just finished my tuner and I love it. I I appreciate the quick shipping and great customer service u provided. Everything fit perfectly and was easy to do. I give ya 5 stars no doubt!

                      Anthony Jackson

                      Jackson

                      5 star best of the best

                      Tryhard

                      You guys did awesome!!!

                      Whitney

                      Schiesser

                      Thank you this worked it was file E! Tunes are great

                      Nick

                      Coley

                      I am very pleased with my purchase!! The only thing I wish I would have got was the pyro that goes with it. I'm saving now so I can purchase that in the near future. Thank you so much!

                      Mark

                      Lujan

                      So far so good

                      Jeff

                      Jordan

                      You guys are the best, thank you.

                      Mike

                      E

                      Did exactly what I wanted.... And would definitely recommend

                      Greg

                      Borgman

                      A PLUS. Everything was perfect. Tunes work as they should. Drivability is better than factory programming. Very happy and will buy from again.

                      Keith

                      Weston

                      Great company to work with. I had a problem with my order and they took care of it right away. I would recommend them to all my friends.

                      Dave

                      S

                      Very happy with everything 5 stars

                      Kelly

                      Hatfield

                      I want to thank you for your time and patience. Dino diesels is truly an outstanding company. I will definitely recommend you guys when ever I can. Thanks again.

                      Lance

                      Benner

                      Will give these guys a 5 star plus! Thanks for the discount and quick shipping. Highly recommended.

                      Neil

                      Mayes

                      It was great so far so good 👍

                      Robert

                      Stuart

                      You guys are great! ")

                      Betty

                      Sutherland

                      Ok. We did the download from your email. TRUCK RUNS GREAT!!! THANK YOU!!!

                      Michael

                      Had my tunes and auto agent for about a month now. Super happy with results and wow was the my tuner delivered FAST, practically next day thru FedEx.

                      Jorge

                      Torres

                      I am very pleased with everything purchased from here. All went smooth with no installation issues. Thank you for making my truck awesome!

                      Gary

                      Morrison

                      Excellent customer service and the process was pretty simple overall (lots of wrenching but so worth it!). We are ecstatic with the improved performance of the truck. Tuner is excellent and easy to understand!

                      Dianne

                      Brooks

                      Excellent!!!!! Everything worked out perfect

                      Mitchel

                      Johnson

                      Very pleased with it, customer service was great with any questions, only issues I had was that electrical connector plugs were not available along with a better option for switch that would of had a direct connector without splicing. Thanks

                      Rich

                      Harris