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The Korean wave has arrived on your Tool! 🌊  We are pleased to announce the release of the Continental SIM2K-250 protocol, covering a massive range of Hyundai, Kia, and Genesis vehicles.  You can now tune the most popular performance models via OBD Virtual Read (VR), including:  🔥 N Performance: Hyundai i30 N, Kona N, Veloster N
🚀 Sport & Premium: Kia Stinger, Genesis G70/G80
🚗 Daily Drivers: Tucson, Sportage, Sorento, Santa Fe...  Supported Engines: 2.0 T-GDI, 2.0 MPI, 2.4 GDI.  ⚙️ Method: OBD Virtual Read (VR). Simply connect to the diagnostic port and let the server do the rest. Fast, easy, and reliable.  Check the full vehicle list on our website!

The Korean wave has arrived on your Tool! 🌊

We are pleased to announce the release of the Continental SIM2K-250 protocol, covering a massive range of Hyundai, Kia, and Genesis vehicles.

You can now tune the most popular performance models via OBD Virtual Read (VR), including:

🔥 N Performance: Hyundai i30 N, Kona N, Veloster N
🚀 Sport & Premium: Kia Stinger, Genesis G70/G80
🚗 Daily Drivers: Tucson, Sportage, Sorento, Santa Fe…

Supported Engines: 2.0 T-GDI, 2.0 MPI, 2.4 GDI.

⚙️ Method: OBD Virtual Read (VR). Simply connect to the diagnostic port and let the server do the rest. Fast, easy, and reliable.

Check the full vehicle list on our website!
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Dealer tool update:
----------------------  Dear Users,  It is time to revisit the legends! We are pleased to announce the support for Siemens SDI3 & SDI4 ECUs via the diagnostic port.  You can now tune a massive range of Modern Classic Porsches, from the agility of the Boxster to the power of the Cayenne V8.  Supported Models:  ✅ Porsche 911 (997): 3.6 & 3.8 (Carrera, Turbo, S, GTS)
✅ Porsche Boxster / Cayman (987): 2.9, 3.4 (S, R)
✅ Porsche Cayenne & Panamera: 4.8 V8 (GTS, Turbo, Turbo S)  ⚙️ Method: These protocols are available in OBD Normal Read (NR). This allows you to perform a real read of the ECU. This is the perfect method to check if these older vehicles have been previously tuned!  Give these legends a second youth now with your Tool!

Dealer tool update:
———————-

Dear Users,

It is time to revisit the legends! We are pleased to announce the support for Siemens SDI3 & SDI4 ECUs via the diagnostic port.

You can now tune a massive range of "Modern Classic" Porsches, from the agility of the Boxster to the power of the Cayenne V8.

Supported Models:

✅ Porsche 911 (997): 3.6 & 3.8 (Carrera, Turbo, S, GTS)
✅ Porsche Boxster / Cayman (987): 2.9, 3.4 (S, R)
✅ Porsche Cayenne & Panamera: 4.8 V8 (GTS, Turbo, Turbo S)

⚙️ Method: These protocols are available in OBD Normal Read (NR). This allows you to perform a real read of the ECU. This is the perfect method to check if these older vehicles have been previously tuned!

Give these legends a second youth now with your Tool!
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Dealer tool update:
----------------------  Dear Users,  We are reaching the absolute summit of the French automotive engineering today! 🏔️  We are incredibly proud to announce support for the Bosch MED17.1.12 ECU found in the most exclusive Bugatti hypercars.  You can now tune the legendary 8.0L W16 Quad-Turbo engine found in:  ✅ Bugatti Chiron (2019+)
✅ Bugatti Divo (2019+)
✅ Bugatti La Voiture Noire (2020)  ⚙️ Method: This protocol is available in Bench Normal Read (NR). This means you can perform a real read of the ECU content directly on the bench.  Ready to master the W16?

Dealer tool update:
———————-

Dear Users,

We are reaching the absolute summit of the French automotive engineering today! 🏔️

We are incredibly proud to announce support for the Bosch MED17.1.12 ECU found in the most exclusive Bugatti hypercars.

You can now tune the legendary 8.0L W16 Quad-Turbo engine found in:

✅ Bugatti Chiron (2019+)
✅ Bugatti Divo (2019+)
✅ Bugatti La Voiture Noire (2020)

⚙️ Method: This protocol is available in Bench Normal Read (NR). This means you can perform a real read of the ECU content directly on the bench.

Ready to master the W16?
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Why Choose Us

Why us?

At Xtremetuning we strive to provide a unique driving experience through ECU remapping, by paying attention to the details and giving an individualized service – informing you of all expenses and requirements before work commences. By utilizing both mechanical and advanced computer programming skills, combined with the network of local partners, we aim to be one of the leading ECU chiptuning companies in New Zealand.

Daily updates with the latest files

More than 650.200 files available on our server

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AdBlue / DPF / EGR and other emission coding

9am - 7pm support,
6 days a week

Wellington and Marlborough based RETAIL locations

Remote tuning opportunity for dealerships

Commercial TRUCK and AGRICULTURAL vehicle programming