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New Tuning File Available: Opel Meriva Stage 1 — SW 12645537 (Denso) 12642926 - Stage 1 remap for 2011 Meriva 1.4 Turbo (Denso) — checksum-fixed full binary, Kess V2 read, flash-ready.
Welcome to the official discussion thread for the Opel 1.4 Turbo tuning package. This calibration is specifically developed for the 12645537 ECU and optimized to work seamlessly with the Manual (switch gear).
Target Performance: 120 PS / 88.3 kW.
Share your experience!
Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
➜ Download Tuning File / View Full Specs
Discussion & Reviews: Opel 1.4 Turbo
Welcome to the official discussion thread for the Opel 1.4 Turbo tuning package. This calibration is specifically developed for the 12645537 ECU and optimized to work seamlessly with the Manual (switch gear).
Target Performance: 120 PS / 88.3 kW.
Share your experience!Have you flashed this file? Drop your dyno graphs, 0-100 times, reviews, or ask any technical questions below!
Extended Product Information
- Fuel, spark and boost tables refined for stronger mid-range pull on stock hardware
- Throttle mapping sharpened for quicker pedal response without idle instability
- Torque, airflow and speed limiters gently raised within safe OEM margins
- Cold-start, idle and cruise maps preserved for factory-smooth drivability and economy
- All checksums & CVN corrected (WinOLS 4.7) — no manual patching required
- Full binary supplied; flash via bench or OBD with Kess V2, CMDFlash, Autotuner, etc.
- For competition/off-road use only — confirm local emissions laws before flashing
➜ Download Tuning File / View Full Specs
