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HYUNDAI/KIA TUNING- 2007-2024
CTZ Flasher Remote Tuning Service (2007 – 2024 Hyundai / Kia Vehicles)
Unlock the performance your Hyundai or Kia deserves with our CTZ Flasher Remote Tuning Service. Whether you drive a Genesis Coupe, Elantra N, Veloster, Sonata, Stinger, Forte GT, or another Hyundai/Kia platform, we make custom tuning simple and flexible.
Choose the tuning method that works best for you — remote flashing, dealer-assisted, or ECU ship-in service.
Tuning Options Available
🔹 CTZ Flasher (Remote Tuning – No Downtime)
We ship you our CTZ Flasher, or connect you with a local dealer.
No ECU removal required.
🔹 Dealer-Assisted Flashing
Visit one of our partner dealers and have your vehicle tuned on-site using the CTZ Flasher method.
🔹 ECU Ship-In Service
Prefer not to use a laptop or remote session?
You can ship your ECU to us, and we’ll program it and send it back ready to install.
How the CTZ Flasher Method Works
✅ Place your order online (required before scheduling)
✅ We ship you the CTZ Flasher or arrange dealer service
✅ Laptop required for remote tuning (Windows recommended)
✅ Tune appointment is scheduled once hardware is received
✅ Our team remotely logs in and completes your custom tune
(ECU ship-in customers skip the remote session.)
Features of the CTZ Flasher
⚡ Store & switch between multiple tunes
⚡ Read & clear diagnostic trouble codes (DTCs)
⚡ Data logging for performance monitoring & adjustments
⚡ Compact, portable, and easy to use
Purchase or Borrow Options (CTZ Flasher)
🔹 Borrow the Flasher
Included with the tuning service
(Return it using the provided label after tuning)
🔹 Buy the Flasher
Keep it for future tuning, logging, and diagnostics
+$ upgrade fee
(If a borrowed flasher is not returned, the purchase fee will be charged.)
Custom Add-Ons Available
Choose performance upgrades tailored to your Hyundai / Kia:
Pops & Bangs
Launch Control
Rev Limiter Adjustments
Fuel Economy / Daily Drive Tunes
Throttle & Performance Optimization
Custom features based on your vehicle setup
Upgrade your Hyundai or Kia with confidence using the CTZ Flasher Method —
remote, flexible, and built around your driving goals.
We ask for your VIN up front so the calibration is built for your exact car — not a generic file.
Before you order
Not sure this is the right file for your car? Ask first — we would rather talk you out of the wrong product than refund it.
Your factory file is archived
Going back to stock is always one flash away.
Built for your VIN
That is why we ask for it at checkout — the calibration is written for your exact engine and software version, not a generic map.
Support after the sale
Installation help by phone, and an engineer on the line for remote flashes.
Not sure which one you need?
Tell us the year, model and what's already on the car. We'll point you at the right product in one call.