Control Unit
MM4 / 63090643GD
Seat Ibiza 1.4i 16v 100hp · Petrol
Marelli
Petrol
73.5 kW / 100 HP
Legal notice
Race / export product. Tuning files are intended exclusively for motorsport, export and test-bench research — not road-legal (Art. 55 Reg. (EU) 2018/858). Disabling AGR / DPF / SCR voids the operating permit EU-wide and may void warranty and guarantee claims. The buyer bears sole responsibility for use.
Original ECU File
Original file
Verified, unmodified read-out file — the basis for your fileservice.
€34.99
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Verified original file
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Support: info@stefanel-performance.com
Fileservice – how it works
1
Read out original fileRead the control unit with a tool — KESS3, Autotuner, FLEX.
2
Order tuningChoose your optimisation and pay — PayPal, credit card, bank transfer.
3
Send the fileFile + order number to info@stefanel-performance.com.
4
Receive optimised fileThe processed file comes back by e-mail — ready to flash.
Processing usually within 24 hours
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Technical data
| Vehicle | Seat Ibiza 1.4i 16v 100hp |
| Vehicle type | Passenger Car |
| Fuel | Petrol |
| Engine code | AUB |
| Displacement | 1391000 ccm (1391.0 L) |
| Power | 73.5 kW / 100 HP |
| Year | 2006 |
| Transmission | Automatic Transmission |
| ECU manufacturer | Marelli |
| ECU designation | MM4 |
| ECU prod. no. | 63090643GD |
| Hardware no. | 63090643GD |
| Software version | 036906034DG 5953 |
| File size | 524,288 Bytes |
| Reading tool | Alientech KESSv2 OBD |
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