2023-2026 Powerstroke Peakside EZ-Lynk 4-Week Tune Package

This is the 4-Week Lynk Package. If you want the 50HP Single Flash 4-Week Lynk Package, please click here. If you want the Lifetime Lynk Package, please click here.

This package includes the EZ-Lynk Auto Agent 3.0 device and the Peakside Performance 4-Week Lynk support package. Already own an Auto Agent? Order the tune files on their own instead.

Unleash the full potential of your 2023-2026 6.7 Powerstroke with custom EZ Lynk tune files from Peakside Performance. Whether you're hauling heavy, hitting the highway, or dialing in for all-out performance, these calibrations are built to maximize torque, boost throttle response, and improve drivability across the board. Our tunes optimize shift strategies, fuel delivery, and throttle mapping, giving your Super Duty the power and reliability it was meant to have from day one.

Part Number: AA-PEAK-PS67-EZLNK-2326-LTD

• Provides access to all compatible tuning files for 4 weeks.
• Ideal if you only need a single tune flashed to your vehicle.
• The single tune you select will remain active after the 4-week period expires.
• Easily upgrade to Lifetime Lynk for indefinite access to all tuning files and software updates.

• EZ-Lynk Auto Agent 3.0 device (100EE00AA3)
• Peakside Performance 4-Week Lynk support package (PEAK-PS67-EZLNK-2326-LTD)
• Single File Tunes - Tailored to your exact needs, each file delivers sharper throttle response, improved efficiency, and enhanced towing capability.
• Shift on the Fly Tunes - Multi-purpose, multiple levels controlled by the switch of a dial. If you are looking to do some towing during the week and want to turn it up on the weekends, this package is for you!
• Support Packages - Planning future mods? Peakside's "Lifetime" support package includes ongoing revisions, so your tune evolves as your truck does. This "4-week" support package is perfect for those looking for a single flash
• Transmission Tuning - All support packages include transmission tuning for all 2023-2026 models, including TCM tuning for 2026. Optimized shift pressures to keep shifts smooth while increasing shift speed and clutch holding capacity. Choose from our classic shift patterns, Regular, 2nd Gear start or a 1-3 Skip.

• SOTF Tuning: Requires a physical SOTF switch to change power levels on the fly

• Cloud-based tuning: run updates and receive new tunes from anywhere
• Real-time diagnostics and control from your Android or iOS device
• Firmware updates performed automatically
• Datalogging, live graphing and customized warning levels
• Read and clear codes
• Share vehicle diagnostics live with your technician

• Installation is simple: connect and flash via the OBDII port; no ECM swap or under-hood connection is required.

Click here to view EZ-Lynk instructions

Do not want to read? Check out the install video below!

Don't see your question? Ask us anything about this product.