GM Duramax 6.6L EFILive AutoCal V3 DPF Delete Tuner (2001-2016)
Type: Tuners | Fits: GM Duramax

Unlock your truck’s full capability with the EFILive AutoCal V3 DPF Delete Tuner, complete with Black Bandit custom tuning. Built for GM Duramax 6.6L engines, this tuner delivers horsepower gains, improved fuel economy, and real-time control, ensuring your truck is optimized for your specific setup.
Vehicle Compatibility
-
Chevrolet Silverado 2500/3500 (2001–2016, 6.6L Duramax)
-
GMC Sierra Denali 2500/3500 (2001–2016, 6.6L Duramax)
-
GM Duramax 3500, 4500, 5500 Cab & Chassis (2007.5–2016, LMM & LML only, dual fuel tank support only)
- Not compatible with single-tank Cab & Chassis models
Specifications
Feature | Details |
---|---|
Supported Engines | LB7 (2001–2004), LLY (2004.5–2005), LBZ/LMM (2006–2010), LML (2011–2016) |
Tune Power Levels | Stock, +30 HP, +65 HP, +100 HP, +130 HP |
Storage | 512MB for tunes and data logs |
Data Functions | Read/Clear DTCs, high-speed logging, live display |
Tuning Adjustments | On-the-fly power level changes via included rotary switch |
Firmware | Field-upgradeable for future updates |
What’s Included
- EFILive AutoCal V3 device
- Black Bandit custom tune files (matched to your truck’s year and modifications)
- Rotary switch for SOTF (Shift-On-The-Fly) adjustments
- Installation instructions
Key Features
- Custom tuning based on your VIN, tire size, tank configuration, and mods
- Removes DPF, DEF, Cat, and EGR for improved off-road performance
- Faster file transfers and large storage capacity for multiple tunes
- Dyno-tested tunes developed in Black Bandit’s lab for peak performance
- Diagnostic capabilities including DTC reading and clearing
Benefits
- Enhanced horsepower & torque with multiple HP level options
- Better fuel efficiency with optimized combustion and airflow
- Flexibility to switch between tunes in real time
- Durability with robust firmware and advanced hardware
Ordering Process
- Select your Duramax engine year to ensure compatibility.
- Complete the Tuning Details Form with VIN, fuel tank setup, transfer case type, tire size, and mods - Delayed or incorrect submissions (VIN mismatch) may extend programming times.
- Allow 5–7 business days for programming before shipping.
- Receive your device preloaded with tunes and ready to install.
Important Information
- Cab & Chassis models receive one tune file only.
- All products are final sale – no cancellations or returns once programming begins.
- Optional SOTF switches available for enhanced tuning flexibility.
- Additional tune files and blank AutoCal V3 devices sold separately.
Important Notes:
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TARIFF NOTICE:
While we ship with all required USMCA/CUSMA paperwork, U.S. Customs or carriers may still apply duties or fees at delivery. For details, see U.S. Customs & Border Protection
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Return Policies
Your satisfaction is important to us. If you wish to return an item or request a refund, please review the terms and conditions outlined in our Returns Policy.
Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.





