2019-2021 Cummins MM3 Tuner & Tunes 6.7L RAM 2500/3500 HD
Free US shipping No tariffs or fees Real tech support

MM3

2019-2021 Cummins MM3 Tuner & Tunes 6.7L RAM 2500/3500 HD

From $1,249.99

Price updates as you build

Required

Driver's door jamb or your registration — we build your tunes to it.

Optional

Every required part comes pre-selected — fine-tune it to match your truck.

What's included

MM3 Tuner — Getting Your Tunes Loaded

Not sure it fits?

Text a tech at +1 (888) 789-5551 — we check your VIN before you buy.

Description
2019-2021 Dodge Ram 6.7l Custom Tuning Kit


Complete Kit for Your 2019-2021 Ram Cummins Truck


Custom Tuner Features:
  • Power Levels: Choose from various power settings with a simple button press:
    • Stock
    • 50HP
    • 100HP
    • 150HP
    • 200HP
    • Whistle Idle
    • Rumble Idle


Included Features:
  • One device to unlock and tune your truck's PCM, all necessary hardware included.
  • Five custom delete tunes.
  • Built-in transmission tuning for 68RFE applications.
  • Real-time profiles for shift-on-the-fly functionality.
  • Monitor display with advanced features similar to high-end racing monitors.


Optional:
  • Pyrometer for enhanced engine monitoring.


Device Specifications:
  • Display: 4.3″ touch screen with high resolution and color depth.
  • Dual CPU Design: Separate processors for display and controller, ensuring rapid response and operation.
  • Connection: Small micro USB cable for easy setup; MicroSD card slot for updates and tune storage.
  • Updates: Free updates via internet, using MicroSD card.


Advanced Features:
  • EGT Sensor: Accurate readings up to over 2200°F.
  • Dashboards: Four configurable dashboards with various gauge layouts.
  • Alarms: Customizable high and low range alarms for each parameter, with visual and audible alerts.
  • Customization: Adjustable display background and sound feedback.


Installation and Support:
  • Please allow 1-3 business days for custom tune writing after all necessary information is provided.


This kit provides a comprehensive solution for enhancing your Dodge Ram's performance with custom tuning options and advanced monitoring capabilities.
Shipping

Free US shipping — no tariffs, no import fees.

Returns

Unused parts in original packaging may be returned within 30 days of delivery. Tuners married to a VIN need a factory unlock first — text a tech.

Questions, answered

Can't find it here? Call or text +1 (888) 789-5551, 9–5 MST weekdays.

What parts do you offer?
We offer a wide range of high-quality diesel parts for various trucks, including full exhaust systems, tuners & tunes , and complete egr & def delete kits.
How do I place an order?
To place an order, simply add the desired items to your cart and proceed to checkout. Follow the prompts to enter your shipping and payment information.
Do you offer international shipping?
Yes, we offer international shipping world wide. Additional fees may apply, and delivery times may vary depending on the destination.
What is your return policy?
Due to the specialized nature of our products, we generally do not accept returns. Most items are VIN-specific or custom-built to order. Before returning any items, please contact us for specific shipping instructions.
How can I track my order?
Once your order is shipped, you will receive a tracking number via email. You can use this tracking number to monitor the progress of your delivery.