Your Vehicle
Seat Leon 1.4i 16v 85hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Stage 1: file 100 € online + installation 700 € at the workshop (on the bench) Book now
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: 700 € network price, the workshop may charge less, paid at the chosen workshop (on the bench) · terms
Power Graph
Seat Leon 1.4i 16v 85hp: da 85 a 95HP
Remapping Seat Leon
MasterTuning develops remapping for Seat. La Seat Leon 1.4i 16v 85hp può passare da 85 HP a 95 HP con un incremento di 10 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 Leon 1.4i 16v 85hp
The Seat Leon 1.4i 16v 85hp is equipped with a petrol engine that produces 85 HP and 130 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Seat can achieve 95 HP (+12%) and 145 Nm (+12%).
Our Stage 1 tuning for the Leon 1P - 2005 - 2012 delivers an impressive gain of +10 HP and +15 Nm, optimizing the petrol engine's performance while maintaining reliability and staying within safe parameters.
The engine code BXW identifies this specific powerplant configuration. The Marelli IAW4HV / Marelli 7GVE ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
The Leon'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 Leon 1.4i 16v 85hp
Factory technical data for the Seat Leon 1.4i 16v 85hp (1P - 2005 - 2012), 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 | BXW |
|---|---|
| ECU / Control unit | Marelli IAW4HV / Marelli 7GVE |
| Fuel | Petrol |
| Compression ratio | 10.5 |
| Bore × stroke | 76.5 X 75.6 mm |
| Stock power | 85 HP · 130 Nm |
| Remapped power (Stage 1) | 95 HP (+10) · 145 Nm (+15) |
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 Leon.
Frequently Asked Questions - Seat Leon
How much power can I gain from remapping my Seat Leon?
With MasterTuning Stage 1, your Seat Leon 1.4i 16v 85hp can gain +10 HP (from 85 to 95 HP) and +15 Nm of torque. This represents a 12% increase in power.
Which ECU does the Seat Leon 1.4i 16v 85hp use?
The Seat Leon 1.4i 16v 85hp uses the Marelli IAW4HV / Marelli 7GVE engine control unit. MasterTuning recalibrates this ECU for Stage 1 and Stage 2.
What is the engine code of the Seat Leon 1.4i 16v 85hp?
The engine code of the Seat Leon 1.4i 16v 85hp is BXW. You can find it in the vehicle documents or on the engine plate.
Is ECU remapping safe for the Seat Leon engine?
Yes, MasterTuning's remapping for the Seat Leon 1.4i 16v 85hp is developed within safe parameters. Each file is developed on your vehicle, checked in the workshop and stays within the mechanical limits of the BXW 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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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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