Car is 100% stock.

Measured only 117ps / 188Nm which is very low for this engine.
Did the Stage1 remap and again it was lower than expected. 138ps / 250Nm

Owner took the car for a carbon buildup cleaning and indeed we saw a power increase to 145ps / 270Nm

VW Golf 6 1.4L TSI Stage1 145ps / 275Nm