RENNtech ECU Hand Held Tuner (HHT) for CL 500 | C215 | 320 HP / 355 LB-FT | MY2001-2006 mercedes-benz-gt-4-door-coupe--290---2019-present--gt-63-amg-esr2967697 facility in Germany

facility in Germany

540 wtq @ 5

The functionality of the Rear Diffuser is fully optimized when combined with the RENNtech front splitter

User can load their custom setting onto the HSM to set the vehicle to their preferred ride height

The maximum power number reached with the RENNtech ECU Upgrade for the E400 is 392 HP and 463 LB-FT

RENNtech ECU Hand Held Tuner (HHT) for CL 500 | C215 | 320 HP / 355 LB-FT | MY2001-2006 mercedes-benz-gt-4-door-coupe--290---2019-present--gt-63-amg-esr2967697 facility in GermanyRENNtech "Bench Flash Requires Removal of ECU for the 215 CL 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