Your Vehicle
Seat Leon 2.0 TSI Cupra 300hp
Technical Specifications
Power hp
Torque Nm
Power Graph
Seat Leon 2.0 TSI Cupra 300hp: da 300 a 365HP
Remapping Seat Leon
MasterTuning is a leader in developing remapping for Seat. La Seat Leon 2.0 TSI Cupra 300hp può passare da 300 HP a 365 HP con un incremento di 65 HP.
The development of each remap is customized by MasterTuning.
- 100% tested and customized files guarantee
- Tested and developed on a 4x4 dyno
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Seat Leon 2.0 TSI Cupra 300hp
The Seat Leon 2.0 TSI Cupra 300hp is equipped with a petrol engine that produces 300 HP and 380 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Seat can achieve 365 HP (+22%) and 470 Nm (+24%).
Our Stage 1 tuning for the Leon 5F MK2 - 2017 - 2019 delivers an impressive gain of +65 HP and +90 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code CJXC identifies this specific powerplant configuration. The Siemens/Continental Simos 18.1 / Siemens/Continental Simos 18.2 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
With 300 HP from factory, this Seat Leon is already a performance vehicle. Our remapping extracts even more potential, delivering exhilarating acceleration and enhanced driving dynamics for enthusiasts who demand the best.
Technical Specifications — Seat Leon 2.0 TSI Cupra 300hp
Factory technical data for the Seat Leon 2.0 TSI Cupra 300hp (5F MK2 - 2017 - 2019), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | CJXC |
|---|---|
| ECU / Control unit | Siemens/Continental Simos 18.1 / Siemens/Continental Simos 18.2 |
| Fuel | Benzina |
| Compression ratio | 9.3 |
| Bore × stroke | 82.5 X 92.8 mm |
| Stock power | 300 HP · 380 Nm |
| Remapped power (Stage 1) | 365 HP (+65) · 470 Nm (+90) |
Frequently Asked Questions - Seat Leon
How much power can I gain from remapping my Seat Leon?
With MasterTuning Stage 1, your Seat Leon 2.0 TSI Cupra 300hp can gain +65 HP (from 300 to 365 HP) and +90 Nm of torque. This represents a 22% increase in power.
Is ECU remapping safe for the Seat Leon engine?
Yes, MasterTuning's remapping for the Seat Leon 2.0 TSI Cupra 300hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the CJXC engine.
Is the Seat ECU remapping reversible?
Absolutely. The original factory calibration of your Seat Leon is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Seat warranty?
ECU remapping may affect your manufacturer warranty. We recommend checking your specific warranty terms. Many of our customers choose to remap after the warranty period or accept this trade-off for the significant performance gains.
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