RENNtech ECU Hand Held Tuner (HHT) for CL 600 | C215 | 625 HP / 745 LB-FT | +132HP / +155LB-FT | MY2003-2006 mercedes-benz-sl-class--231---2017-present--sl63-amg-esr2518058 C43 AMG Sedan (W205 |

C43 AMG Sedan (W205 | M276 | 3

With the proprietary RENNtech ECU Tuning the W213 - E400 gains up to +53 HP and +78 LB-FT

Rated by RENNtech (peak @crank):              392 HP @ 5

RENNtech’s strut bar increases the torsional rigidity of the Mercedes-AMG W204 / C204 chassis

Any parts with more noticeable areas of concern are scraped entirely and never offered to our highly discerning clientele

RENNtech ECU Hand Held Tuner (HHT) for CL 600 | C215 | 625 HP / 745 LB-FT | +132HP / +155LB-FT | MY2003-2006 mercedes-benz-sl-class--231---2017-present--sl63-amg-esr2518058 C43 AMG Sedan (W205 |RENNtech ECU HHT (HandHeldTuner) for the 215 CL 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.