This file is suitable for Golf4 1.9 tdi 90 hp and increases power up to 115+ HP.
Please read Tools page to learn how to optimize your ECU.
Very soon a free file will be uploaded, but i dont recommend directly to write the file on your ECU, that file is for leaning purposes, the settings in those file are not optimal or SAFE.
You can also buy a professional made tuning and in this case you must read your ORIGINAL FILE and send it to us for modifications.
Take our Professional TUNING SERVICES FOR 90 HP VERSION
OR
Download Free tuned file for 1.9 TDI 90 HP
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