Your Vehicle
Opel Astra 2.0 DTI 100hp
Technical Specifications
Power and torque increase
Stage 1: software remap only, no mechanical changes, fully reversible.
Power HP
Torque Nm
Book your Stage 1 remap
499 € VAT included · pay online, the work is done at the workshop you choose
Power Graph
Opel Astra 2.0 DTI 100hp: da 100 a 125HP
Remapping Opel Astra
MasterTuning is a leader in developing remapping for Opel. La Opel Astra 2.0 DTI 100hp può passare da 100 HP a 125 HP con un incremento di 25 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 Opel Astra 2.0 DTI 100hp
The Opel Astra 2.0 DTI 100hp is equipped with a diesel engine that produces 100 HP and 230 Nm of torque in its factory configuration. With MasterTuning's professional ECU remapping, this Opel can achieve 125 HP (+25%) and 280 Nm (+22%).
Our Stage 1 tuning for the Astra (G) - 1998 - 2004 delivers an impressive gain of +25 HP and +50 Nm, optimizing the diesel engine's performance while maintaining reliability and staying within safe parameters.
The engine code Y20DTH identifies this specific powerplant configuration. The Bosch EDC15M ECU is professionally recalibrated to unlock hidden potential while preserving engine longevity.
As a diesel engine, this Opel responds exceptionally well to ECU tuning. Owners typically report improved throttle response, smoother power delivery, and in many cases, better fuel efficiency under normal driving conditions.
Technical Specifications — Opel Astra 2.0 DTI 100hp
Factory technical data for the Opel Astra 2.0 DTI 100hp ((G) - 1998 - 2004), used by MasterTuning engineers to develop a tailored, dyno-tested remap for this specific powerplant.
| Engine code | Y20DTH |
|---|---|
| ECU / Control unit | Bosch EDC15M |
| Fuel | Diesel |
| Compression ratio | 18.5 |
| Bore × stroke | 84.0 X 90.0 mm |
| Stock power | 100 HP · 230 Nm |
| Remapped power (Stage 1) | 125 HP (+25) · 280 Nm (+50) |
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 Opel Astra.
Frequently Asked Questions - Opel Astra
How much power can I gain from remapping my Opel Astra?
With MasterTuning Stage 1, your Opel Astra 2.0 DTI 100hp can gain +25 HP (from 100 to 125 HP) and +50 Nm of torque. This represents a 25% increase in power.
Is ECU remapping safe for the Opel Astra engine?
Yes, MasterTuning's remapping for the Opel Astra 2.0 DTI 100hp is developed within safe parameters. All calibrations are tested on our 4x4 dyno and stay within the mechanical limits of the Y20DTH engine.
Is the Opel ECU remapping reversible?
Absolutely. The original factory calibration of your Opel Astra is always backed up before remapping. The process is 100% reversible at any time.
Will remapping affect my Opel 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.
Other Remaps You Might Like
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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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