STX Tuning

CUPRA Formentor VZ KM ECU Remapping

CUPRA Formentor VZ KM2.0 TSI · 2020–2024

Stage 1 £499

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4.9/5500+ Google ReviewsSee Google Reviews

The CUPRA Formentor VZ KM (2020 to 2024) leaves the factory with 310 PS and 400 Nm from its 2.0 petrol engine. Our Stage 1 estimate takes it to 380 PS and 500 Nm, roughly 23% more power and 25% more torque.

Stage 1 price

£499

Stage 1 ECU remap

Estimated gain

+70 PS · +100 Nm

Power

Stock
310 PS
Stage 1
380 PS

Torque

Stock
400 Nm
Stage 1
500 Nm

Figures are STX Tuning estimates for a healthy standard car, not a dyno result for your vehicle. Power is shown in PS. These are existing vehicle library estimates, not independently measured results.

Where would you like it done?
01753 439130
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What we do

More than just ECU remapping.

From Stage 1 and Stage 2 ECU remapping to gearbox tuning and supporting performance upgrades, STX Tuning offers specialist vehicle software and tuning services for compatible petrol and diesel cars and vans.

Explore the available options for your exact vehicle at our Slough workshop, with suitable mobile ECU remapping appointments available across selected surrounding areas.

Not sure which tuning service you need?

Tell us what you drive and what you'd like to achieve. We'll check your vehicle and help you explore the available options.

4.9/5 | 500+ Google Reviews

Get Your Formentor VZ KM Quote

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  • 4.9/5 Google rating · 535 reviews
  • Slough workshop
  • Vehicle-specific quotes

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Google Customer Reviews

What CUPRA Owners Say

See what customers say about their experience with STX Tuning.

Google Reviews

4.9

535 Google Reviews

  • Wayne Jackson

    Jul 2025

    Had my 2014 Golf GTI remapped by STX Tuning and I couldn’t be happier. The power gains are instantly noticeable—sharper throttle, stronger pull, and overall much more fun to drive. STX were professional and explained everything clearly. No issues since, and fuel economy is still the same. Highly recommend them if you’re looking to get more out of your car!

    Posted on Google · view on our Google profile
  • Daniel Sullivan

    Jan 2025

    Highly recommended service. The team at STX are very accommodating and professional. Had a remap on my Audi which was turned around in a day. Running perfectly. I will definitely be back for additional work in the near future.

    Posted on Google · view on our Google profile
  • Mark Baxendale

    Jun 2024

    Had some work done by Sam and his team to my Skoda Superb. Flawless execution, better MPG and power delivery and no more engine lights. Communication was great - would definitely recommend and would use again without hesitation.

    Posted on Google · view on our Google profile
  • Jamiah Woodroffe

    Apr 2026

    Really five star service I’ve only got my car the day before I messaged on a Sunday just as an inquiry was more than Happy to take time of the day on a Sunday to fit me in last minute just want to think the whole team very professional and I absolutely love my car. I felt an instant power boost and explained everything to me and packages that I can definitely most likely in the future upgrade to will be definitely coming again.

    Posted on Google · view on our Google profile
  • Tracy

    Jan 2026

    Amazing company, arrived within 2 hours of my call and fixed the problem where another garage had failed. So happy to have the issue resolved, technician was so nice and explained everything, excellent service, highly recommend STX Tuning

    Posted on Google · view on our Google profile
  • Jake Bickmore

    Dec 2025

    STX Tuning were absolutely brilliant. The service was super fast — same day turnaround — and they solved an issue with my car that a main dealer claimed would cost me thousands to fix. It turned out the expensive repair wasn’t even necessary, and STX handled it quickly and professionally. Honest, efficient, and highly recommended!

    Posted on Google · view on our Google profile