Your Vehicle
Seat Altea / XL 1.8 TSI 160hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible. Stage 2: remap combined with downpipe / sports air filter.
Stage 1: file 100 € online + installation 350 € at the workshop (via the OBD port) Book now Stage 2: quoted on request Ask for a quote
Power HP
Torque Nm
Buy the Stage 1 file, pay the installation at the workshop
100 € VAT included: the file developed for your engine, paid online
Installation: 350 € network price, the workshop may charge less, paid at the chosen workshop (via the OBD port) · terms
Power Graph · Stage 1
Seat Altea / XL 1.8 TSI 160hp: da 160 a 210HP
Values for Stage 1 (change the stage from the control above)
Remapping Seat Altea / XL
MasterTuning develops remapping for Seat. La Seat Altea / XL 1.8 TSI 160hp può passare da 160 HP a 210 HP con un incremento di 50 HP.
The development of each remap is customized by MasterTuning.
- 100% customised files with lifetime warranty
- Reference values for Stage 1: the file is developed on your vehicle and checked in the workshop
- Best performance, within safety margins
- Reduced fuel consumption
ECU Remapping Details Seat Altea / XL 1.8 TSI 160hp
The Seat Altea / XL 1.8 TSI 160hp is equipped with a petrol engine that produces 160 HP and 250 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Seat can achieve 210 HP (+31%) and 340 Nm (+36%).
Our Stage 1 tuning for the Altea / XL 2004 - 2009 delivers an impressive gain of +50 HP and +90 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code BYT identifies this specific powerplant configuration. The Bosch MED17.5 ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
The Altea / XL's petrol engine benefits significantly from professional ECU calibration. The result is a more responsive, enjoyable driving experience with improved power delivery throughout the rev range.
Technical Specifications — Seat Altea / XL 1.8 TSI 160hp
Factory technical data for the Seat Altea / XL 1.8 TSI 160hp (2004 - 2009), used by MasterTuning engineers to develop a remap tailored to this specific powerplant. Figures shown are reference values for Stage 1; the file is developed on your vehicle and checked in the workshop.
| Engine code | BYT |
|---|---|
| ECU / Control unit | Bosch MED17.5 |
| Fuel | Petrol |
| Compression ratio | 9.6 |
| Bore × stroke | 82.5 X 84.2 mm |
| Stock power | 160 HP · 250 Nm |
| Remapped power (Stage 1) | 210 HP (+50) · 340 Nm (+90) |
Don't want to touch the ECU?
Rapid Dimsport add-on modules connect to the engine sensors with original connectors: they fit in a few hours and come off without a trace, leaving the factory software untouched. Useful on a leased car, one still under warranty or one you plan to sell soon. Check which ones fit your Seat Altea / XL.
Frequently Asked Questions - Seat Altea / XL
How much power can I gain from remapping my Seat Altea / XL?
With MasterTuning Stage 1, your Seat Altea / XL 1.8 TSI 160hp can gain +50 HP (from 160 to 210 HP) and +90 Nm of torque. This represents a 31% increase in power.
Which ECU does the Seat Altea / XL 1.8 TSI 160hp use?
The Seat Altea / XL 1.8 TSI 160hp uses the Bosch MED17.5 engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Seat Altea / XL 1.8 TSI 160hp?
The engine code of the Seat Altea / XL 1.8 TSI 160hp is BYT. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Seat Altea / XL engine?
Yes, MasterTuning's remapping for the Seat Altea / XL 1.8 TSI 160hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the BYT engine.
Is the Seat ECU remapping reversible?
Absolutely. The original factory calibration of your Seat Altea / XL 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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Book your remap or ask for a quote
Stage 1 can be bought online and is done at the workshop you choose; for Stage 2 we send you a quote.
Stage 2 is quoted on request: write to us and we will reply with price and timing.
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