RENNtech ECU Hand Held Tuner (HHT) for S 600 | W220 | 625 HP / 745 LB-FT | MY2003-2006 porsche-911--992---2018-present--carrera---cabriolet-esr2933448 The diffuser is available in

RENNtech ECU Hand Held Tuner (HHT) for S 600 | W220 | 625 HP / 745 LB-FT | MY2003-2006 porsche-911--992---2018-present--carrera---cabriolet-esr2933448 The diffuser is available inRENNtech ECU HHT (HandHeldTuner) for the 220 S 600. Up to 625HP and 745 LB FT LB FT. Gains: +132HP & +155 LB FT. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2 port and delivers the file you choose directly to the ECU.

SKU: 86204864637 · From vanierexcavation.com