EZ LYNK - Auto Agent 3 Tune Bundle
Type: custom_tuning
Full control, instant diagnostics, and remote tuning—all from the cloud. The EZ LYNK Auto Agent 3 lets you and your technician monitor, diagnose, and optimize your diesel truck’s performance in real time. With Wi-Fi connectivity and mobile app integration, it’s the smartest way to tune, log, and manage your vehicle—anytime, anywhere.
The EZ LYNK Auto Agent 3 connects directly to your vehicle’s OBD-II port and syncs with your smartphone through the EZ LYNK app. You can view real-time data, clear codes, log performance, and share information with your tuner remotely. Whether for diagnostics, performance tuning, or fleet management, Auto Agent 3 delivers unmatched convenience and precision.
Key Features
- 60-Second Setup – Plug into your OBD-II port, connect via Wi-Fi, and link to the EZ LYNK app for instant tuning.
- Cloud-Based Tuning – Connect your truck and technician in real time for remote tune uploads, data sharing, and diagnostics.
- Diagnostic Scan Tool – Read, record, and clear DTCs (Diagnostic Trouble Codes); view live data parameters; update firmware over the air.
- Electronic Logging Device (ELD) – FMCSA compliant, supporting document uploads, log management, and communication between drivers and fleet managers.
- Cross-Platform Support – Compatible with Android (8.0+) and iOS (12.0+) devices for full mobile control.
Vehicle Compatibility
Ford Powerstroke:
- 2008–2010 F-250, F-350 (6.4L)
- 2011–2019 F-250, F-350, F-450, F-550 (6.7L)
- 2016–2019 F-650, F-750 (6.7L)
- 2018–2019 F-150 (3.0L)
Dodge / Ram Cummins:
- 2010–2021 RAM 2500, 3500 (6.7L)
- 2012–2021 RAM 4500, 5500 (6.7L)
GM / Chevrolet Duramax:
- 2011–2016 (6.6L)
Nissan Titan Cummins:
- 2016–2019 (5.0L)
Note: 2018+ RAM trucks require a bypass cable (sold separately). Some F-650 and F-750 models may lose exhaust brake function—check compatibility before ordering. For Shift-On-The-Fly (SOTF) tunes, a switch is required (available here).
Support Options
- Limited Support: Includes Auto Agent 3 device with access to tune files for 4 weeks. After that period, only the last tune remains available.
- Full Support: Offers unlimited access to tune files with no expiration. Ideal for ongoing tuning or shop support.
Devices & Software Compatibility
- Android: Version 8.0 or later
- iOS: Version 12.0 or later (iPhone and iPad compatible)
- Transmission Tuning: Included with Ford tunes; optional for Duramax and Cummins applications.
Benefits
- Instant access to remote diagnostics and tuning
- Improves vehicle performance, monitoring, and reliability
- Streamlined data sharing between driver and tuner
- Cloud-based updates for future firmware and tune support
Frequently Asked Questions
What does the EZ LYNK Auto Agent 3 do?
It’s a cloud-based OBD-II interface that lets you tune, log, and diagnose your diesel truck. It connects your truck, tuner, and mobile app for real-time adjustments and data sharing.
Do I need custom tunes?
Yes. The device itself doesn’t include tunes. Your tuner will provide custom files that are transferred via the cloud.
Is it compatible with my phone?
Yes. It works with Android 8.0+ and iOS 12.0+ devices, including iPhones and iPads.
Will it work on my 2018+ RAM truck?
Yes, but you’ll need a separate bypass cable for 2018 and newer models.
Can I use it for multiple vehicles?
Each Auto Agent 3 is VIN-locked to one vehicle at a time. You can unlink and reassign, but a reset fee may apply depending on your tuner.
What’s the difference between Limited and Full Support?
Limited Support provides tune access for 4 weeks. Full Support allows unlimited access with no time restriction—ideal for long-term tuning and diagnostics.
Does it support Shift-On-The-Fly (SOTF)?
Yes, with SOTF-capable tunes and a compatible switch (sold separately).
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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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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.








