GM Duramax 6.6L All-in-One DPF/DEF/EGR LML Delete Kit (2011-2016)
Type: All-In-One Kit | Fits: GM Duramax
Upgrade your GMC Sierra or Chevrolet Silverado 2500/3500 with this comprehensive All-in-One Duramax LML tuner and DPF delete kit, designed for 2011–2016 6.6L Duramax diesel engines. Engineered for maximum power, reliability, and efficiency, this package provides all the components needed to remove restrictive emissions systems for off-road performance builds.
Vehicle Fitment
✅ 2011–2016 GMC Sierra 2500/3500 6.6L Duramax
✅ 2011–2016 Chevrolet Silverado 2500/3500 6.6L Duramax
❌ Not compatible with Cab & Chassis models
❌ Late 2015 V-band flange models are incompatible
Fitment Notes
- Fits 2011–early 2015 models with V-band flange
- Fits late 2015–2016 models with 3-bolt flange
What’s Included
- Mini Maxx Delete Tuner
- Stainless Steel 4" DPF-Delete Race Pipe (2011–2015 fitment)
- Stainless Steel 4" DPF-Delete Race Pipe (2015.5–2016 fitment)
- Full EGR Valve & Cooler Delete Kit
Key Features
- Free-Flowing Exhaust: Race pipe improves airflow for better power and fuel economy.
- Optimized Combustion: Enhances combustion temps for consistent performance.
- Durable Stainless Steel Build: Built to withstand extreme racing conditions.
- Extended Engine Life: Reduces strain on exhaust and cooling systems.
- Power Gains: Mini Maxx tuner allows access to more aggressive tunes.
- Complete Package: Includes everything needed for a full emissions delete.
Specifications
| Component | Material | Fitment Notes |
|---|---|---|
| Mini Maxx Delete Tuner | Digital Device | Custom tunes required |
| Race Pipe (2011–2015) | Stainless Steel | V-band flange |
| Race Pipe (2015.5–2016) | Stainless Steel | 3-bolt flange |
| Full EGR Valve & Cooler Delete | Stainless Steel | Complete kit w/ hardware & gaskets |
Performance Benefits
- More Power: Increased exhaust flow enhances horsepower and throttle response.
- Fuel Savings: More efficient combustion reduces fuel consumption.
- Durability: Eliminating emissions components protects key engine parts from wear.
Installation & Usage
The kit can be installed by experienced DIY users but professional installation is strongly recommended. Some cutting or modifications may be required for proper fitment. A tuner is mandatory to prevent error codes and ensure smooth operation. Optional 4" muffler available for sound control.
Important Notes:
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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.
