Overview
The EFI Live AutoCal Tune Package for GM Duramax is designed for customers who already own an AutoCal device and want to add tuning for another compatible vehicle. The package offers Black Bandit tune files for select 6.6L Duramax engine generations, with optional Switch on the Fly (SOTF) switch compatibility. Customers must arrange the required additional VIN license and provide vehicle information so the appropriate custom tune files can be prepared.
Image is for demonstration purposes only.
Vehicle Compatibility
- Chevrolet: Silverado 2500 and 3500 with 6.6L Duramax diesel engines, 2001-2016.
- GMC: Sierra Denali 2500 and 3500 with 6.6L Duramax diesel engines, 2001-2016.
- Cab & Chassis: GM Duramax 3500, 4500, and 5500 models, 2007.5-2016, for supported LMM and LML applications.
- Tuning Device: Existing EFI Live AutoCal device.
Compatibility Notes
- Cab & Chassis-specific tunes are offered exclusively for LMM and LML models.
- EFI Live tunes do not support PTO units, and using these tunes may disable the PTO system.
- Confirm your engine generation, vehicle configuration, and tuning device compatibility before ordering.
Choose Your GM Duramax Engine Generation
| Engine Generation | Model Years |
|---|---|
| LB7 | 2001-2004 |
| LLY | 2004.5-2005 |
| LBZ / LMM | 2006-2010 |
| LML | 2011-2016 |
Select the engine generation that matches your truck so the appropriate tuning data can be prepared.
Key Features
- Additional Vehicle Tuning: Designed for existing AutoCal owners who want to add another compatible vehicle.
- Black Bandit Tune Files: Offers tune files for supported GM Duramax engine generations.
- Optional SOTF Switch: An additional Switch on the Fly switch can be ordered for supported tuning configurations.
- Multiple Power Levels: The listed tune package includes Stock, Eco/Tow, Street, and Max Power options.
- Custom File Preparation: Vehicle information is collected after ordering to prepare the applicable tune files.
Tune Files Included
| Tune Setting | Advertised Power Increase |
|---|---|
| Stock | Stock calibration |
| Eco/Tow | +65 HP |
| Street | +100 HP |
| Max Power | +130 HP |
Advertised power increases are based on the supplied product information and may vary depending on vehicle configuration and supporting modifications.
Optional SOTF Switches and Cables
An optional Switch on the Fly (SOTF) switch can be ordered for compatible GM Duramax tuning setups. Refer to the separate product listing for available switch and cable options.
Shop SOTF Switches and Cables for GM Duramax
How to Add Another Vehicle
- Request a VIN Slot Increase: Email tech support and include your AutoCal serial number.
- Purchase an Additional VIN License: Obtain the required additional VIN license from EFI Live. Follow the EFI Live VIN license procedure.
- Order the Tune Package: Purchase this package for the additional compatible GM Duramax vehicle.
- Load the Tune File: Load the prepared Black Bandit tune file onto your AutoCal device.
- Flash the Vehicle: Follow the applicable tuning instructions for your vehicle and configuration.
Installation & Additional Details
- Existing Device Required: This package is intended for customers who already own an EFI Live AutoCal device.
- Additional VIN License: An additional EFI Live VIN license must be purchased for the added vehicle.
- Order Follow-Up: The seller states that customers will be contacted within one business day after ordering to collect the vehicle information needed to create custom tune files.
- Email Monitoring: Monitor your email after ordering and contact the seller if there is a delay.
- Additional Custom Tuning: For a custom-tailored EFI Live and OBD2 flash tuning interface tune for large injectors or an upgraded turbo, the seller directs customers to the separate custom tuning service.
Important Notes
- Review the seller's Terms & Conditions and Shipping Policy before placing an order.
- Confirm the correct engine generation and vehicle configuration when submitting vehicle information.
- EFI Live Duramax tuning is specified for off-road use only. Check applicable laws and regulations before purchasing or using the tune package.
Shipping
Free shipping on tuners. We aim to dispatch in-stock orders within 2 business days. Most North American orders arrive within 2–7 business days after dispatch via expedited ground. International orders typically take 5–14 business days, depending on destination and customs.
Transit time starts when your order ships, not when you place it. Weekend orders are processed the next business day. Orders shipping outside Canada may be subject to import duties and taxes, which are the customer’s responsibility on delivery. See our shipping policy for full details.
Items Eligible for Return
These items can be returned within 30 days of the purchase date if they are unopened, unused, and in their original packaging:
- Tuning devices: an unopened, unused Mini Maxx V1/V2 or a blank EFI Live device.
- Cables and device accessories: an unopened, unused switch, bypass cable, universal pyrometer, or docking station.
Final Sale
The following items are final sale and cannot be returned:
- Custom tuning: additional tune files purchased separately, and custom tuning purchased with a device.
- Exhausts and race pipes: including downpipes purchased separately from an exhaust or race pipe.
- EGR kits.
Manufacturer Warranty
Every item we sell includes a 90-day manufacturer warranty. An item returned for a manufacturer defect can be refunded in full, exchanged, or replaced with a similar item of equal or lesser value.
Eligible items returned for any other reason follow the same options — a full refund, an exchange, or a replacement of equal or lesser value — as long as the item meets the requirements above.
Return Process
Every return must be approved before it is sent back. Email support@dynamicdiesels.com or call 1-877-600-5667 and we’ll issue a valid Return Merchandise Authorization (RMA) number and a prepaid return label.
Do not send anything back without an approved RMA and the return label we provide. Returns sent without both will not be accepted or processed. See our refund policy for full details.
Warranty
All tuning devices come with a 90-day manufacturer’s warranty from the date of delivery. You have a full 90 days from delivery to start a warranty claim if an issue arises. We also honor all applicable manufacturer warranties on the products we sell; coverage period and claim process vary by brand and product category.
To start a claim, email support@dynamicdiesels.com or call 1-877-600-5667 with your order number. We may ask a few questions about the device to confirm the fault, and we may request proof of communication with the manufacturer, as they are often the primary contact for device issues.
Once your claim is approved, you can choose one of the following:
- Return for replacement: Send us the faulty device, and once we receive it we’ll dispatch a replacement of the same or a similar device of equal or lesser value.
- Return for refund: Return the faulty device and we’ll refund the original payment method. Please allow 3–4 business days for the refund to appear.
- Return for gift card: Receive a gift card for the faulty device, sent to the email on file and available to use right away.
You’ll receive a Return Merchandise Authorization (RMA) number and a prepaid return label to send the faulty device back. See our refund policy for full details.
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