Vauxhall Zafira (A) - 1999 - 2005 2.0 Turbo OPC 192hp Stage 1 Chip Tuning · ECU Remap
Catalog reference — not a measured result for this vehicle.
Catalog reference: power 192 → 225 bhp, difference +33 bhp (17%); torque 250 → 320 Nm. Actual results depend on vehicle condition and measurement.
Figures are typical ranges; exact results depend on the vehicle's hardware and dyno measurement.
Get a Quote
Vauxhall Zafira (A) - 1999 - 2005 2.0 Turbo OPC 192hp
Book an appointment Find a centreReversible: Yes, the original software is kept
Vauxhall Zafira (A) - 1999 - 2005 2.0 Turbo OPC 192hp — Stage 1 Remap
Stage 1 re-calibrates the ECU software — boost, fuelling and ignition maps — within the factory hardware's safe tolerances. No hardware changes are required.
Solutions for this vehicle
Vauxhall Zafira 2.0 Turbo Stage 1: all generations →
Stage 1 Remap
Software that optimises the engine's power and torque maps within safe limits.
Stage 2 Remap
Advanced software matched to hardware upgrades such as a sport exhaust or induction kit.
Pop & Bang
Software that creates exhaust crackle on lift-off.
Speed Limiter (Vmax) Removal
Removing the factory top-speed limiter from the software.
DTC / Fault Code Removal
Switching off selected diagnostic trouble codes (DTC) in the ECU software.
Where can this be done near you?
GP Power ECU applies the software at its workshop in Hukou, Hsinchu, using EcuPrime-developed files; workshops can also order the file directly.
About the Opel 1.6 / 2.0 Turbo (Insignia, Astra OPC, Zafira, Cascada)
The 1.6 Turbo (A16LET, B16SHT) and 2.0 Turbo (A20NHT, A20NFT) power the Opel Insignia, Astra, Zafira Tourer, Cascada and OPC models from 170 to 280 hp. Direct-injection SIDI versions arrived after 2013.
How a Stage 1 remap works on the Vauxhall Zafira A 2.0 Turbo OPC 192hp
Stage 1 recalibrates boost, ignition and fuelling. The Insignia 2.0 Turbo 220 and 250 hp outputs share hardware, so the gain is clear. On automatic cars the torque limit is respected.
Pre-remap checklist
- Ignition coils and spark plugs.
- Boost leaks, bypass valve and intercooler.
- Cooling system and thermostat.
- Oil consumption (PCV on the 1.6 Turbo).
This section is based on GP Power ECU workshop experience; the power and torque figures come from the catalogue measurement above.
Vauxhall Zafira — Power Calculator
| Engine | Power | Gain |
|---|---|---|
| 2.0 DI 82hp | 82 → 107 bhp | +25 bhp |
| 2.0 DTi 100hp | 100 → 125 bhp | +25 bhp |
| 2.0 Turbo OPC 200hp | 200 → 240 bhp | +40 bhp |