Dyno Diesel's Logo, a raptor head in greys, white, and some red.
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Dyno Diesel's Logo, a raptor head in greys, white, and some red.
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Dyno Diesel's Logo, a raptor head in greys, white, and some red.
$50 OFF! USE DISCOUNT CODE DYNO50
Dyno Diesel's Logo, a raptor head in greys, white, and some red.
free ground shipping!
Dyno Diesel's Logo, a raptor head in greys, white, and some red.
$50 OFF! USE DISCOUNT CODE DYNO50
Dyno Diesel's Logo, a raptor head in greys, white, and some red.
FREE GROUND SHIPPING!
Dyno Diesel's Logo, a raptor head in greys, white, and some red.
$50 OFF! USE DISCOUNT CODE DYNO50
Dyno Diesel's Logo, a raptor head in greys, white, and some red.
FREE GROUND SHIPPING!
Dyno Diesel's Logo, a raptor head in greys, white, and some red.

2019–2021 Ram Cummins 6.7L EZ Lynk DPF DEF EGR Delete Kits | Triceratops, Velociraptor & T-REX | Dyno Diesels

2019-2021 RAM CUMMINS 6.7L

BEAST BUILD
STAGE 1 | THE TRICERATOPS | BEGINNER FULL DELETE KIT
STAGE 2 | THE VELOCIRAPTOR | VALUE DELETE KIT
STAGE 3 | THE T-REX | ULTIMATE DELETE KIT
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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.

Returns

We understand the importance of clarity in our return procedures, both for our customers' peace of mind and for ensuring a smooth process. We've outlined our updated guidelines to facilitate efficient returns here.

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Product Information

Product Description

 

2019–2021 Ram Cummins 6.7L

EZ Lynk Stage 1, Stage 2 & Stage 3 Delete Kits

Dyno Diesels | Dyno-Proven. Prehistoric Power.

Dyno Diesels EZ Lynk delete kits are engineered for Cummins owners who want real dyno-validated tuning, reliable hardware, and a complete system that works together. Each stage represents a different level of evolution—from a solid full delete to an extinction-level performance build.


STAGE 1 | TRICERATOPS

Core Full Delete Kit

The Triceratops Stage is built around strength and reliability. This stage includes the essential components required to fully delete your truck—no extras, no unnecessary add-ons. It’s the foundation for clean operation and dependable performance.

If you plan to push your truck harder or want additional airflow and tuning flexibility, Stage 2 or Stage 3 is the next evolutionary step.

Stage 1 Includes:

  • EZ Lynk Tuner
  • OBD-II Bypass Cable (required to unlock and tune)
  • 4-Week Support Tuning Package
  • Custom Tune Library
  • TCM Tuning Included (68RFE only – compatible with Aisin & manual)
  • EGR Delete Kit
  • T409 Stainless Steel DPF Delete Pipes

STAGE 2 | VELOCIRAPTOR

Performance Value Delete Kit

The Velociraptor Stage is where agility meets power. Faster response, better airflow, and stronger drivability make this the most popular choice for owners who want performance without going full race build.

This stage adds critical airflow upgrades and a full exhaust system for improved efficiency and reliability.

Stage 2 Includes:

  • EZ Lynk Tuner
  • OBD-II Cable (required to unlock and tune)
  • Lifetime Support Tuning Package
  • Custom Tune Library
  • TCM Tuning Included (68RFE only – compatible with Aisin & manual)
  • EGR Delete Kit
  • Throttle Valve Delete Kit
  • 4” T409 Stainless Steel Full Exhaust System (complete DPF/DEF delete)
  • Chrome or Black Exhaust Tip

🦖 STAGE 3 | T-REX

Ultimate Extinction-Level Delete Kit

The T-REX Stage sits at the top of the food chain. This is the most aggressive and complete Dyno Diesels kit, designed for Cummins owners who want maximum airflow, tuning control.

This is the full prehistoric build—no compromises.

Stage 3 Includes:

  • EZ Lynk Tuner
  • OBD-II Bypass Cable (required to unlock and tune)
  • Lifetime Support Tuning Package
  • Custom Tune Library
  • TCM Tuning Included (68RFE only – compatible with Aisin & manual)
  • EGR Delete Kit
  • Throttle Valve Delete Kit
  • 5” T409 Stainless Steel Exhaust System
  • Black or Chrome T304 Stainless Steel Exhaust Tip
  • Muffler with Clamps (optional – let us know if you do not want one)
  • S&B Cold Air Intake

Optional Add-Ons:

  • SOTF Switch (Switch-On-The-Fly tuning)
  • Pyrometer (EGT) Kit for exhaust temperature monitoring

Dyno Diesels Difference

Every Dyno Diesels kit is built around real dyno testing, real data logging, and real-world validation. No copy-paste files. No basement tuning. Just proven performance that evolves with your build.

Dyno Diesels — Dyno-proven power. Prehistoric dominance. No extinction events.

Powerlevel Options

4 WEEK SUPPORT PACKAGE

Our 4 week support packs give you access to all tuning compatible with your vehicle for 4 weeks. This is convenient if you’re seeking a single tune to install on your vehicle. Once the 4 week expires the tune that is currently in your truck will remain. Upgrading to Lifetime support will give you access to all tuning and software updates indefinitely.

LIFETIME SUPPORT PACKAGE

This recommended upgrade offers unlimited flashes and basic tune revisions on ALL TUNES. You’ll receive automatic tune updates so that you can take advantage of the progress that we make and enjoy the timelessness of the EZ LYNK AutoAgent 3. Lifetime support gives you access to our library of tunes.

AUTO LINK

This means no waiting around for the Big Dyno to send your tune files. When you hook up your Ez Lynk (following our step by step instructions that will be emailed) your tunes will auto populate in the profiles section of the ez lynk app and will be ready to breath fire! Don't forget your trickle charger when flashing!

Product Compatibility

Dodge / RAM
Cummins
2019-2021 6.7L

Other Information and Resources

Satisfied Customers

Hear what our customers have to say about our diesel parts.

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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

The best customer service in the business!!!!

Brock

Maxwell

Awesome company, great products/tunes!! Very fast customer service!

Brock

M

Well let's just start this out by saying I have a 16 ram 6.7 and I ordered the ezlynk with the T-REX 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 DYNODIESELS 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 DYNODIESELS.COM for everything I will be sending business your way with all my friends

Casey

S

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

Chris

Taunton

Thanks for the promoptly sending my order. Everything fit great. I'm totally satisfied!! Thanks again!

Darrell

Blackw

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

Neil

Mayes

Everything came in and seems to work just fine. Thanks

Greg

Rinkes

Good service prompt delivery!

R

Bersano

Received everything very quickly!

Greg

Rinkes

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

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

Greg

Borgman

Great service. Fast shipping. Great product. Will do business with you guys again!! A++

Joe

Caddick

Everything I have ordered so far has installed and functioned without fail. Shipping has been prompt. Customer service has been knowledgeable. I would recommend these products.

Joe

Murphy

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

%100 great service awesome timing on parts!

Jesse

Ward

You did very well thank you so much.

Terry

Conk

The best product and excellent customer service!

Jeff

Boudreau

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

Charlie

Clonch

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

David

Woodc

Awesome fast shipping

Mike

Bumpus

Five stars, very responsive!

Nelson

Merced

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

Marty

Waggo

It is amazing! Truck runs like a dream!

Luis

Morato

Very nice, everything was on time and how it supposed to be thanks guys

Valentin

Robl

Exactly what I needed and wanted.

David

Murphy

It was great so far so good 👍

Robert

Stuart

Great product, had everything I needed. Installation went great, got it all done myself in my garage in about 6 hours. Truck runs awesome with engine and trans tunes.

Andy

Kosevich

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

Marland

King

Works as it should. Quick shipping

Chris

Quacken

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

Everything in the kit ordered worked great! I am a happy customer and will likely purchase again!! Thanks for the great products. Thank you for your time.

Tony

Russ

Did exactly what it is meant to do... go me back on the road w increased efficiency! Beyond happy with the tuner and it's ability to monitor drivetrain functions while in use! Worth every penny!!

Baros

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

10/10. I had a little mishap with the EGR kit getting shipped but after a late-night email, that was responded to extremely quickly. Customer service top notch. Install quickly and easily. It is a great product and a great company.

Bob

Mcgee

I pull a 48ft car hauler with my 2014 Ford 1ton, 5.9mpg and the truck would overheat. Installed the delete kit, no more overheating 12.8mpg. AWESOME THANKS

Bryan

Aaron

Excellent service and parts... Fast shipping!

Jonathan

Coo

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

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

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

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

Thank you, you guys were great to work with and my order came 2 days before I thought it was.. I will definitely use you guys again thanks again

Ted

Perry

Hey guys just a shout to you all! Thanks for supplying us with another great kit. Everything went together perfectly and the tuning is awesome! Thank you for another great experience!

Brandyn

Reinf

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

If I could give you guys a 10-star review I would I've also reached out to a lot of my friends that also drive diesels and forwarding your guys's information to them so that they can purchase the delete kits also a couple of my friends have fleets of trucks so they will be in contact I appreciate you guys thanks for being awesome

Ian

Lewis

5 Stars!

Daniel

Johnson