2019-2021 Cummins 6.7L CCS MM3 Custom Tuning
HOW TO GET STOCK FILE:
1. PLug in the MM3 Unit into the truck and click the ECM option then PROGRAM TUNE FILE
2. Go to "Get Stock File for Truck"
3. After you hit this option, it will save the stock file on the SD card in the STOCK folder.
Attach that stock file to this order, this will ensure that you are receiving the correct file.
25hp Tow
45hp Economy
75hp Daily
90hp Street
120hp Race
Dodge Cummins
2019-2021 6.7L
Please note that actual products may differ from images shown on our website. While we strive for accuracy in product listings, manufacturers may make changes to design, contents, color, or packaging without notice. Product images are for illustrative purposes only and may not represent the exact item you receive.
By purchasing, you acknowledge and accept that variations may occur and release OCDiesel from any liability related to product appearance differences.
Order Processing Time:
Orders are typically processed within 24-48 hours after the order has been placed.
Custom or special order items may take longer to process, typically 3-5 business days depending on the product and customization required.
Shipping Methods:
Standard Shipping (3-7 business days - location dependent)
Express Shipping (1-2 business days- location dependent)
Packaging:
All parts are securely packaged to better prevent any damage during transit. Fragile or high-value parts will be packaged with additional protective materials, such as bubble wrap or foam padding.
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Shipping rates vary based on the size, weight, and destination of the package. You can view the estimated shipping costs for your order during the checkout process before placing your order.
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We ship to the USA! (Except California) Please note that USA shipping rates and delivery times may vary based on destination. Customers are responsible for any customs fees, import taxes, or additional charges that may apply.
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We strive to keep our inventory updated regularly, but availability can change quickly. For the most accurate information, contact the OCDiesel customer service team using either this link, or the chat bubble on the bottom right of this page.
Most items are eligible for return within 30 days of shipping, provided they are unused, in original manufacturer packaging, and in resalable condition. All returns & cancellations are subject to restocking and cancellation fees.
Returns must include a Return Authorization Number (RA #) and be shipped with tracking. Return shipping costs are the responsibility of the customer.
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