RENNtech ECU Hand Held Tuner | HHT | C215 | CL55 AMG Kompressor | 528HP/552LB-FT | 5.5L Kompressor | M113 | MY2003-2006 mercedes-benz-sl-class--230---2003-2006--sl-55-amg-esr4595772 but improves both vehicle handling

but improves both vehicle handling and performance

75 V8 T Mulliner (HP: 426 | Year: 99>)

- Lamborghini Urus (2018+)

07hp / 572

Solid color finishing is included as a standard option

RENNtech ECU Hand Held Tuner | HHT | C215 | CL55 AMG Kompressor | 528HP/552LB-FT | 5.5L Kompressor | M113 | MY2003-2006 mercedes-benz-sl-class--230---2003-2006--sl-55-amg-esr4595772 but improves both vehicle handlingRENNtech ECU HHT (HandHeldTuner) for the C215 CL55 AMG Kompressor. Up to 528HP and 552LB FT. Gains: +35HP & +35TQ. 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.