Just Got
Your
Device?
Do This:
Link us (TDN App > Code TFWP-6913)
Read & Sync the stock file
We'll send your baseline tune in 2-5 business days.
#submit-a-tune-request
Step 1: Log In
💡 Tip: To pre-fill Tune Requests, update contact fields in "My Account" first!
Step 2: Submit Request
Ready to Submit?
Here's What to Expect:
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The Request Form: We'll ask for your vehicle details, comments, and any relevant attachments.
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Confirmation: You'll receive an automated copy of your request via email once submitted. No copy = no request.
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Review Time: Our team reviews requests in the order received. Average processing time is 2-5 business days.
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Support: If you haven't received a reply after 5 business days, please forward your request to sales@tunedbyzfgracing.com
Not Sure Which To Choose?
I just read my stock file → Select “Start my Initial Tune” I just synced a data log → Select “Review Data Logs” I bought an additional tune → Select “Add a New Tune” I want to change something → Select “Modify an Existing Tune” I have other questions → Select “Something Else”
#tuning-guides
For specific platform/device combinations that require VCM Suite Beta "Laptop Method" please use this guide:
Find your Tuning Guide
Choose the level of detail you need to get started.
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Quick Start Guide: Just the essentials. Perfect for first-timers who want to get synced and submitted fast.
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Full Tuning Guide: The deep dive. A comprehensive, step-by-step walkthrough of the ZFG process from start to finish (with screenshots).
💡 Tip: Start with the TDN App. Only use VCM Suite if explicitly instructed by ZFG.
Questions?
#downloads
Tune Delivery Network (TDN App): HP Tuners’ Tune Delivery Network (TDN) is how you'll manage your tunes and control your tuning device. The TDN App will be used to read your stock file, load new tunes, data log, and check diagnostic trouble codes - right from your phone!
iOS and Android app
available for free download
(iOS compatibility requires RTD+/RTD3/RTD4 or MPVI2+/MPVI3).
Note: Software downloads for laptop users are only available on the desktop version of our website. You can always check for the latest versions of software on HP Tuners website: hptuners.com/downloads
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VCM Suite Latest BETA Download
Application Prerequisites: .NET Desktop Runtime Windows x64
You can always check for latest version of software on the HP Tuners website -
Please note that we only use VCM BETA: hptuners.com/downloads/
"Laptop Method"
for Windows ONLY
NOT supported for all platforms
Click to download
#resources
Related to Your Custom Tune From ZFG:
Spaces by Wix App for ZFG Racing
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What it is: View announcements, submit Tune Requests, calculate ethanol blends, access tuning guides, browse FAQ, and shop our store.
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Getting started: Get the app and enter invite code 3JVEJG
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Then, log into your ZFG Account and start exploring!
In-App Navigation:
🔧 Tune Requests
🌽 Ethanol Calculator
❓ FAQ
🛒 Shop
#hptunersresources
Related to Your Tuning Device and HP Tuners:
The Tune Delivery Network (TDN) is a cloud storage service for tune-related files.
The TDN App provides secure access to TDN and directs your tuning device.
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Create or log into your HP Tuners Account to use TDN and the TDN App.
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Link us as your tuner to share files with us using code TFWP-6913