H&S Mini Maxx V1 Tuner | Legacy DPF & EGR Delete for 2007-2016 Diesel
The legendary tuner that revolutionized the diesel industry is back. The H&S Performance Mini Maxx V1 remains the gold standard for enthusiasts seeking a cost-effective, high-performance delete solution. This state-of-the-art device allows for the complete removal of restrictive factory emissions systems, including the DPF, EGR, and DEF/Urea injection, ensuring your diesel runs cleaner, cooler, and more efficiently without "Check Engine" lights or limp-mode codes.
Featuring a high-resolution display and responsive navigation, the V1 provides Shift-On-The-Fly (SOTF) tuning, allowing you to adjust power levels in real-time to match your driving conditions.
Need Help? Access the Mini Maxx Technical Guide
Facing a "Missing SD Card" or "Error 399"? Most issues are solved by following our strict formatting and installation protocols. Check this guide for instant solutions to Ford, RAM, and Duramax-specific error codes.
Key Performance Features
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Full Emissions Deactivation: Supports the complete removal of the DPF system, SCR/DEF (Urea), and EGR systems (with or without physical removal of components).
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Massive Power Gains: Pre-loaded with custom race tunes delivering up to +300 HP depending on your specific engine and configuration.
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Integrated Safety Backdown: Automatically monitors and adjusts tuning based on EGTs, Boost, Transmission Temps, and Coolant Temps to protect your engine.
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Comprehensive Monitoring: Features over 20 digital gauges to track vital engine parameters in real-time.
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Speedometer & Limiters: Easily recalibrate for non-stock tire sizes or gear ratios and adjust or remove the factory top-speed limiter.
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Diagnostic Power: Built-in DTC reader allows you to scan and clear diagnostic trouble codes instantly, saving time and money on service visits.
Estimated HP Power Levels (Emissions Removed)
| Engine Application |
Tow |
Street |
Performance |
| 07.5-12 Cummins 6.7L |
+60 HP |
+120 HP |
+175 HP |
| 08-10 Powerstroke 6.4L (Hot) |
+125 HP |
+225 HP |
+300 HP |
| 11-14 Powerstroke 6.7L |
+50 HP |
+100 HP |
+150 HP |
| 07-10 Duramax LMM |
+60 HP |
+120 HP |
+175 HP |
| 11-14 Duramax LML |
+50 HP |
+100 HP |
+150 HP |
Technical Specifications & Compatibility
| Attribute |
Detail |
| Engine Support |
Cummins 6.7L, Powerstroke 6.0/6.4/6.7L, Duramax LMM/LML |
| Model Years |
2003 - 2016 (varies by engine) |
| Special Features |
High Idle, Fog Light Control, Chime Disable (select models) |
| Hardware |
Mini Maxx V1 with SD Storage |
| Usage |
Off-Road & Competition Use Only |
Detailed Fitment Guide
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Dodge Ram: 2007.5-2012 6.7L Cummins (Pickup & Chassis Cab).
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Ford: 2003-2007 6.0L, 2008-2010 6.4L, and 2011-2016 6.7L Powerstroke. (Note: 11-14 models may set a CCV sensor code).
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GM: 2007.5-2010 LMM and 2011-2014 LML Duramax.
What's In The Box?
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Mini Maxx V1 Tuner (All tune files pre-loaded)
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OBDII Connection Box & HDMI Interface Cable
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Suction Cup Windshield Mount
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Micro SD Card & USB Adapter
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Power Adapter & Fuse Tap
Why Choose the Mini Maxx V1 for Your Diesel Truck?
6.7L Cummins (2007.5–2012)
Tired of "Limp Mode" and factory restrictions? The Mini Maxx V1 gives you total authority over your 6.7L.
- Performance: Gain up to +175 HP with shift-on-the-fly tuning.
- Reliability: Disable EGR/DPF systems without triggering fault codes or derating your engine.
- Compatibility: Supports both standard Pickups and Cab & Chassis models.
6.4L & 6.7L Powerstroke (2008–2016)
From daily commuting to the drag strip, the Mini Maxx V1 scales with your needs.
- Extreme Gains: Unlock the legendary "Hot Damn 300" tune on 6.4L platforms for up to +300 HP (supporting mods required).
- Versatility: Selectable power levels ranging from "Mild" to "Performance" to match your driving style.
LML Duramax (2011–2014)
Breathe new life into your Chevy or GMC HD truck.
- Power: Instant access to +150 HP gains.
- Emissions Management: Manage DEF and DPF systems with pre-loaded, "ready-to-flash" tuning.
5.9L Cummins (2003–2007)
- Note: The Mini Maxx V1 is engineered for 2007.5+ platforms. For the 5.9L Cummins, we recommend our legacy tuning solutions specifically built for that fuel system architecture.
Mini Maxx V1: Frequently Asked Questions
Capabilities & Legal Compliance
Q1: Does the Mini Maxx V1 offer DPF/EGR "Delete" tuning?
- Yes. It includes tuning profiles that allow for the removal of emissions hardware. Important: These features are intended for OFF-ROAD / RACE USE ONLY. Check your local and federal emissions laws before disabling any factory equipment.
Q2: How much horsepower (HP) can I gain?
- HP gains vary by engine and selected level:Tow/Street: +50 to +120 HP (Optimized for fuel economy and heavy pulling).Performance/Race: Up to +300 HP (specifically on the 6.4L Powerstroke).Note: High-output tunes increase stress on the drivetrain; ensure your truck is mechanically sound before running extreme levels.
Q3: Is this tuner street-legal for my 6.0L or 6.7L Powerstroke?
- While the tuner functions on these engines, any "delete" or emissions-altering tune is not legal for on-road use on public highways. Always verify your state’s emissions and "Smog Check" requirements.
Installation & Safety
Q4: Is the Mini Maxx V1 easy to install?
- Yes. It is a true "plug-and-play" device. Simply connect it to your OBD-II port and follow the on-screen prompts to flash your chosen tune. No laptop or advanced technical skills are required. All tunes are pre-loaded.
Q5: Will the Mini Maxx V1 cause engine or transmission damage?
- Not if used responsibly. Stock and Tow modes are safe for daily use on a healthy truck. Performance modes put significant strain on factory components (head gaskets, transmissions, etc.). We recommend regular maintenance and monitoring your real-time gauges on the Mini Maxx display.
Engine Specific Compatibility
Q6: Is it compatible with the 6.7L Cummins?
- Yes. It supports 6.7L Cummins engines from 2007.5 to 2012, covering both standard pickups and Cab & Chassis configurations.
Q7: Can I use this on a 5.9L Cummins?
- No. The Mini Maxx V1 is designed for 2007.5 and newer engines. Pre-2007 Cummins platforms require a different legacy tuner model.
Q8: Does it work with the 6.6L LML Duramax?
- Yes. It is compatible with the 2011–2014 LML Duramax. It provides emissions removal capabilities, up to 150 HP gains, and real-time data monitoring.
Q9: Can I use this on a 6.4L Powerstroke?
- Absolutely. It supports 2008–2010 6.4L Powerstroke engines with tune options like "EASY," "MILD," and the high-output "Hot Damn 300."
Access the Mini Maxx Master Guide
Facing a "Missing SD Card" or "Error 399"? Most issues are solved by following our strict formatting and installation protocols. Check this guide for instant solutions to Ford, RAM, and Duramax-specific error codes.
Shipping & Delivery Policy
At DieselPerf, we specialize in high-performance diesel emission system accessories. Our mission is simple: to deliver the parts you need with maximum efficiency, security, and transparency. Below are the guidelines we follow to ensure your order reaches you safely.
1. Perfecting Your Delivery
To ensure a seamless experience and avoid unnecessary surcharges, please keep the following in mind:
- Precision Matters: Always verify your shipping address at checkout. Accurate data prevents costly rerouting fees.
- Address Classification: Carriers determine rates based on zoning. If your business is located in a residential area, it will be classified and billed at the Residential Delivery rate.
- Stay Reachable: Please provide a valid phone number. Carriers often need to coordinate delivery windows; missed connections can lead to significant delays.
2. Order Consolidation
To get your parts to you as fast as possible, we ship items as they become available. This means your order may arrive in multiple packages. Rest assured, you will never be charged extra for these split shipments.
3. Our Logistics Network
We partner with world-class carriers, including UPS, FedEx, DHL, USPS, and Amazon Logistics.
- Global Fulfillment: We fulfill orders from our strategic hubs in the U.S. and Hong Kong, prioritizing the location closest to you.
- Lead Times: While most orders arrive within 5–15 business days, specialty items or factory-direct shipments may require additional transit time.
4. Damaged or Missing Shipments
Your satisfaction is our priority. If your order arrives compromised, please follow this protocol:
For Damaged/Incomplete Deliveries:
- Document Immediately: Note any visible damage or missing pieces on the delivery receipt before signing.
- Contact Us: Reach out within 2 business days at service@DieselPerf.com or via phone at +1 325-013-1608 / +852 5381 0098.
- Preserve Evidence: Keep all original packaging and take clear photos of the damage to expedite your claim.
For Lost Shipments:
If a package goes missing, we will initiate a dock check with the carrier (typically taking 2–7 business days). If the items cannot be located, we will work with you to provide a full replacement or a refund.
5. Estimated Timeframes
- Processing: Orders are generally dispatched from our warehouse within 1–2 business days.
- Transit: Standard U.S. ground shipping typically takes 7–10 business days, though many items arrive sooner.
- Holiday & External Factors: Please account for seasonal peaks (Christmas, Thanksgiving, etc.) and unforeseen "Force Majeure" events like extreme weather, which may naturally extend delivery windows.
Customer Support
Our team is here to help you get back on the road.
- Hours: Monday – Friday | 9:00 AM – 6:00 PM
- Email: service@DieselPerf.com
