RENNtech ECU Hand Held Tuner (HHT) for S 500 | W220 | 320 HP / 355 LB-FT | MY2001-2006 porsche-macan---my2019---3-0-esr5934925 RENNtech V-Neck Women Shirt

RENNtech V-Neck Women Shirt

OEM electronic damper control is retained

With the proprietary RENNtech ECU Tuning the C238 - E450 gains up to +53 HP and +78 LB-FT

it requires no splicing or soldering

384 wtq @ 3

RENNtech ECU Hand Held Tuner (HHT) for S 500 | W220 | 320 HP / 355 LB-FT | MY2001-2006 porsche-macan---my2019---3-0-esr5934925 RENNtech V-Neck Women ShirtRENNtech ECU HHT (HandHeldTuner) for the 2220 S 500. Up to 320HP and 355 LB FT. Gains: +18HP & +16 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. Programming