MiniMaxx V1 Tuner EGR Delete Kit for 6.6L Duramax LML Chevy/GMC Diesel 2011-2014

$708.64
Shipping calculated at checkout.
Code: EGR Delete & Tuner
100 in stock, ready to ship
🛒 Bulk Discount: Save 6% on 2+ Items
🎁 Special Offer: Enjoy 10% Off on 3+ Items
📞 Large Orders (10+): Contact Us for Exclusive Deals
Details

MiniMaxx V1 Tuner EGR Delete Kit is the premium performance bundle for 2011–2014 Chevrolet Silverado 2500HD / GMC Sierra 3500HD trucks with the 6.6L Duramax LML diesel engine. It pairs a fully programmable tuner with precision EGR delete hardware to permanently disable the restrictive EGR system and unlock hidden horsepower. Key benefits: switch-on-the-fly power up to 150HP, reduced carbon buildup and extended engine life. Read on for fitment, installation, maintenance and full specs.

Product Overview

  • All-in-one performance kit for 2011–2014 6.6L Duramax LML diesel trucks
  • Includes multi-power tuner + full EGR delete hardware to eliminate exhaust gas recirculation
  • Tuner electronically disables EGR/DPF; hardware removes physical EGR components for unrestricted airflow
  • Cuts intake carbon buildup, lowers operating temps and extends critical component life
  • Intended exclusively for off-road and competition use

Ideal For

  • Towing & Hauling: Tow mode boosts low-end torque for heavy trailers and work loads
  • Daily Driving: Street mode balances power and fuel efficiency for regular commutes
  • Off-Road Use: Performance mode unlocks max horsepower for trails and closed-course racing
  • Commercial Fleets: Reduces EGR-related downtime and repair costs for work trucks
  • Performance Builds: Works seamlessly with aftermarket exhaust, intake and turbo upgrades
  • Long-Term Ownership: Eliminates EGR failures to cut long-term repair expenses

Compatibility List

Brand Model Year Engine Model
Chevrolet Silverado 2500HD 2011–2014 6.6L Duramax LML V8 Diesel
Chevrolet Silverado 3500HD 2011–2014 6.6L Duramax LML V8 Diesel
GMC Sierra 2500HD 2011–2014 6.6L Duramax LML V8 Diesel
GMC Sierra 3500HD 2011–2014 6.6L Duramax LML V8 Diesel

✅ Exact Fitment Guarantee | If unsure about compatibility, contact us at service@egrperformance.com with your VIN.
Shipping Details

Ontario CA / Springdale OH / Newark NJ Houston TX *Based on your shipping address, we'll pick the closest warehouse to ship from. Since some product isn't stored in the same warehouse, you might get several packages.
Package List
Delivery Time

2-5 working days inland in the United States
Attention
Legal Disclaimer EGR DPF Delete Offroad Use Only

LEGAL DISCLAIMER

This product may NEVER be installed on a vehicle registered for highway or public street use. By installing this product onto your vehicle, you assume all risk and liability associated with its use. It is your responsibility to make sure your vehicle complies with all federal, state, and local emissions laws.

Federal and many state and local laws prohibit the removal, modification or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway. Violation may result in a fine of up to $32,500 per vehicle (or possibly higher depending on changes in the law). All civil penalties and fines for removing your vehicle's emissions equipment are the sole responsibility of the end user.

No other applications besides off-road competition racing use are intended or implied. Depending on where you live, additional restrictions may apply. Check all applicable laws before installing or using.

Not available for sale or use in the state of California, Colorado and Arizona.
Code

Product details

Core Advantages

  • Increased Horsepower and Torque: MiniMaxx V1 tuner delivers 4 switchable power levels, adding up to 150HP to the 6.6L LML Duramax for sharper throttle response.
  • Improved Fuel Efficiency: Removing EGR recirculation delivers cleaner, cooler intake air and optimized combustion, improving fuel economy by up to 5%.
  • Reduced Engine Temperature: Eliminates hot exhaust gas recirculation into the intake, lowering exhaust gas temperatures and coolant temps under heavy load.
  • Extended Engine Life: Reduces carbon sludge buildup on intake valves and turbo components, preventing premature wear and costly engine repairs.
  • Direct Bolt-On Installation: EGR delete hardware bolts directly to factory mounting points; tuner plugs into OBD port with no permanent wiring changes.
  • All-In-One Kit: Includes complete EGR delete hardware, OBD tuner, dash mounting kit and all necessary accessories for a full install.

Technical Specifications

EGR Delete Hardware

  • Material: High-grade billet aluminum block-off plates, 304 stainless steel hardware, silicone coolant hose
  • Finish: CNC machined smooth billet finish
  • Weight: 3.2 lbs
  • Dimensions: 12 in × 8 in × 4 in (packaged)

MiniMaxx V1 Tuner

  • Display: 4.3" HD color touchscreen with intuitive toggle controls
  • Power Levels: Stock, Tow, Street, Performance (up to 150HP for LML platform)
  • Monitoring: 20+ real-time parameters (EGT, boost pressure, transmission temp, coolant temp)
  • Connectivity: Plug-and-play OBD-II with HDMI interface cable
  • Safety Features: Auto power rollback at EGT > 1,500°F / boost > 40psi to protect the engine

General

  • Warranty: 1 Year Limited Warranty against manufacturing defects

Why Choose EGR Performance

  • Premium Quality Materials: Aircraft-grade billet aluminum and stainless steel components resist corrosion and extreme under-hood heat.
  • Precision Engineering: CNC-machined EGR plates and OEM-style connectors ensure exact fitment and leak-free operation on LML engines.
  • Rigorous Testing: Tuner profiles and hardware are field-tested on Duramax LML trucks for reliable power delivery and long-term durability.
  • Dedicated Customer Support: Email us at service@egrperformance.com
  • Fast Shipping from USA Warehouse
  • 1 Year Limited Warranty

Complete Package Contents

MiniMaxx V1 Tuner Kit

  • 1x MiniMaxx V1 Tuner Unit (preloaded with Duramax LML tune files)
  • 1x OBD Connection Box + HDMI Interface Cable
  • 1x Power Adapter & Fuse Tap
  • 1x Micro SD to USB Adapter (for firmware updates)
  • 1x Suction Cup Mount + USB Cable
  • 1x Installation Guide

EGR Delete Hardware Kit

  • 2x Billet Intake Block Off Plates with O-rings
  • 1x Exhaust Block Off Plate
  • 1x "U" Shaped Coolant Tube
  • 1x Intake Support Bracket
  • 1x Support Bracket Washer
  • 2x Hose Clamps
  • 2x M8 Flange Nuts
  • 2x M8 × 20 Cap Head Bolts
  • 2x M8 × 30 Cap Head Bolts
  • 2x M8 × 25 Hex Head Bolts
  • 2x M10 × 20 Hex Head Bolts

Vehicle Fitment

This MiniMaxx V1 Tuner EGR Delete Kit is engineered for 2011, 2012, 2013 and 2014 Chevrolet Silverado 2500HD / 3500HD and GMC Sierra 2500HD / 3500HD trucks equipped with the 6.6L Duramax LML V8 diesel engine. A tuner is required for EGR delete operation; this bundle includes the matching MiniMaxx V1 tuner to avoid limp mode and check engine lights. This modification is for off-road use only and may violate federal and state emissions regulations on public roads. It is not compatible with gasoline engines, LMM, LBZ, LLY or other Duramax engine variants, or California emissions-compliant street-driven vehicles. For 100% fitment confirmation, please send your VIN number to service@egrperformance.com.

  1. Dispatch Time: Orders will be shipped within 24 hours after successful payment.
  2. Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
  3. Return Window:7 days for unsatisfactory items45 days for quality-related issues
  4. Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

Frequently Asked Questions (FAQ)

What is a MiniMaxx V1 Tuner EGR Delete Kit?

A MiniMaxx V1 Tuner EGR Delete Kit is a complete performance bundle that combines an electronic diesel tuner with physical EGR delete hardware for 6.6L Duramax LML trucks. It removes EGR restrictions and adds adjustable horsepower.

How does a MiniMaxx V1 Tuner EGR Delete Kit work?

The hardware removes and blocks off the factory EGR valve and cooler, while the MiniMaxx V1 tuner electronically disables EGR monitoring and reprograms the engine for increased power and efficiency.

What are the benefits of a MiniMaxx V1 Tuner EGR Delete Kit?

Key benefits include up to 150 extra horsepower, improved throttle response, better fuel economy, lower engine temperatures and reduced carbon buildup inside the engine.

Will a MiniMaxx V1 Tuner EGR Delete Kit void my warranty?

Yes, modifying your engine and emissions systems will likely void your factory vehicle warranty. Consult your dealership before performing any modifications.

Is a MiniMaxx V1 Tuner EGR Delete Kit legal in my state?

No. Disabling emissions systems like EGR is illegal for on-road use under federal law and most state regulations. This kit is for off-road and competition use only.

Do I need a tuner for an EGR delete kit?

Yes. Installing EGR delete hardware without a tuner will trigger a check engine light and put the truck into limp mode. This bundle includes the required MiniMaxx V1 tuner.

How much horsepower does a MiniMaxx V1 Tuner EGR Delete Kit add?

For the 2011–2014 6.6L Duramax LML, power gains range from 0HP (stock) up to 150HP on the highest performance tune. Actual gains depend on vehicle condition.

How much MPG gain can I expect from a MiniMaxx V1 Tuner EGR Delete Kit?

Most drivers see a 3–5% improvement in fuel economy by eliminating EGR recirculation and optimizing combustion. Results vary based on driving style and load.

How long does it take to install a MiniMaxx V1 Tuner EGR Delete Kit?

Typical installation takes 3–5 hours for someone with basic diesel mechanic experience. Professional installation will take less time.

Can I install a MiniMaxx V1 Tuner EGR Delete Kit myself?

DIY installation is possible with standard hand tools and basic diesel engine knowledge. Professional installation is strongly recommended for best results.

How often should I maintain my MiniMaxx V1 Tuner EGR Delete Kit?

Inspect hardware seals and connections every 5,000–10,000 miles. Update tuner firmware periodically for latest performance calibrations.

Will this MiniMaxx V1 Tuner EGR Delete Kit fit my 2012 Chevy Silverado 6.6L Duramax LML?

Yes, this kit is specifically engineered for 2011–2014 Chevrolet Silverado 2500HD/3500HD with the 6.6L Duramax LML diesel engine.

What is the warranty on this MiniMaxx V1 Tuner EGR Delete Kit?

This kit includes a 1 Year Limited Warranty against manufacturing defects for both the tuner and EGR hardware components.

Do you offer technical support?

Yes, our technical support team can assist with fitment, installation and tuning questions. Email us at service@egrperformance.com.

How long does shipping take?

Orders ship from our USA warehouses within 24 business hours. Standard ground shipping typically takes 2–5 business days within the continental US.

Can I return this MiniMaxx V1 Tuner EGR Delete Kit if it doesn't fit?

Returns are accepted for unused, uninstalled products in original packaging within 45 days. Shipping costs are non-refundable and restocking fees may apply.

Installation Information

Installation Difficulty Level

Moderate

Estimated Installation Time

3–5 hours

Required Tools

  • Socket Set
  • Torque Wrench
  • Screwdrivers
  • Pliers
  • OBD-II Scan Tool (recommended)
  • Drain Pan (for coolant)

Step-by-Step Installation Overview

  1. Drain engine coolant, then remove factory EGR valve, cooler, associated lines and intake components.
  2. Install billet block-off plates, U-shaped coolant tube and support bracket with supplied hardware and O-rings.
  3. Refill and bleed the cooling system, then route and connect the MiniMaxx V1 tuner to the truck’s OBD-II diagnostic port.
  4. Mount the tuner to the dash with the suction cup mount and select the appropriate LML power tune.
  5. Start the engine, check for coolant leaks, clear fault codes and verify normal engine operation.

Important Note: No printed installation instructions are included. Professional installation is highly recommended. If you need technical support, please contact us at service@egrperformance.com.

Troubleshooting and Problem Solving

Common Issues After Installation

  • Check Engine Light
  • Rough Idle
  • Reduced Power
  • Coolant Leaks
  • Tuner Connection Loss

Error Code Solutions

  • P0401: EGR Flow Insufficient – Confirm EGR block-off plates are fully sealed, then reflash the tuner to fully disable EGR monitoring.
  • P0234: Turbo Overboost Condition – Verify tuner power level settings, inspect for boost leaks and adjust wastegate if needed.
  • P0128: Coolant Thermostat Fault – Check coolant level and U-tube connections, ensure cooling system is properly bled.

How to Reset Check Engine Light After Installation

  1. Confirm all hardware is installed correctly and there are no active leaks.
  2. Plug the MiniMaxx tuner or an OBD-II scan tool into the diagnostic port.
  3. Navigate to the clear codes function and erase all stored diagnostic trouble codes.
  4. Turn the ignition off for 30 seconds, then restart the engine.
  5. Complete a short test drive to confirm the warning light remains off.

What to Do If Your Vehicle Loses Power After Installation

  • Verify the tuner is set to the desired power level and not in limp mode.
  • Inspect EGR block-off plates and intake boots for boost or exhaust leaks.
  • Check coolant level and engine temperature to rule out overheating-related power reduction.
  • Confirm fuel filter and fuel pressure are within factory specifications.
  • Use the tuner or scan tool to read active fault codes and address them accordingly.

Long-Term Maintenance Tips

  • Regular Inspection: Every 5,000–10,000 miles, inspect EGR block-off plate seals, coolant tube connections and tuner wiring for leaks or looseness.
  • Routine Maintenance: Every 10,000 miles, top off coolant as needed and clean the tuner screen and OBD connector contacts.
  • Wear Parts Replacement: Replace O-ring seals every 30,000 miles if signs of coolant or exhaust weeping appear.
  • Hardware Check: Every 20,000 miles, retighten all mounting bolts and hose clamps to prevent loosening from engine vibration.
  • Storage Tips: If storing the vehicle long-term, disconnect the tuner power supply and keep the unit in a dry, temperature-stable location.
  • Warranty Reminder: "Following these maintenance guidelines will keep your 1 Year Limited Warranty valid"