RENNtech ECU Hand Held Tuner (HHT) for E 500 | W211 | 320 HP / 355 LB-FT | MY2003-2006 mercedes-benz-e-class-coupe--207---2010-2013--e-550-biturbo-esr7403570 They have also been maximised

They have also been maximised in internal volume to reduce restrictions and in doing so we have also redesigned the OEM central cover as it fouls on the significantly larger system

RPM Tuned: 637 HP | 625 LB FT

CLASS S (W 220) 350 V6 4-matic [2 Filters Required] (HP: 245 | Year: 02 > 05)

light weight aluminum our suspension kit allows four-corner independent ride height adjustments and the ability to perform vehicle corner weighting

acts as a functional component of the vehicles exterior in order to decrease drag and increases rear down force

RENNtech ECU Hand Held Tuner (HHT) for E 500 | W211 | 320 HP / 355 LB-FT | MY2003-2006 mercedes-benz-e-class-coupe--207---2010-2013--e-550-biturbo-esr7403570 They have also been maximisedRENNtech ECU HHT (HandHeldTuner) for the 211 E 500. Up to 320HP and 355 LB FT. Gains: +18HP & +16LB 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