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Order This File Ask a QuestionThe Citroen Xsara Picasso 2.0 HDi 138hp (All) produces 138bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 165bhp and 410Nm, a gain of 27bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.