RENNtech ECU Hand Held Tuner (HHT) for CL 65 | C215 | 670 HP / 840 LB-FT | MY2003-2006 porsche-911--991-1---2011-2016--gt3-rs-esr2317826 All RENNtech HSMs are adjustable

All RENNtech HSMs are adjustable via USB using either Windows or Android OS

SL (R230) 500 V8 [2 Filters Required] (HP: 306 | Year: 01 > 06)

Available for:

594 LB-FT @2

E63 S AMG 4-MATIC+ Sedan | MY2018+

RENNtech ECU Hand Held Tuner (HHT) for CL 65 | C215 | 670 HP / 840 LB-FT | MY2003-2006 porsche-911--991-1---2011-2016--gt3-rs-esr2317826 All RENNtech HSMs are adjustableRENNtech ECU HHT (HandHeldTuner) for the 215 CL 65 AMG. Up to 670HP and 840 LB FT LB FT. Gains: +66HP & +102 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.