RENNtech ECU Hand Held Tuner (HHT) for CL 55 | C215 | 370 HP / 410 LB-FT | MY2001-2002 mclaren-600-lt-esr8962987 Installation requires no modifications to

Installation requires no modifications to the trunk lid or body work and installs using 3M double sided automotive adhesive strips

Lowering Range: up to 1

CLASS R (W 251) 300 [2 Filters Required] (HP: 231 | Year: 09 >)

395 LB-FT @ 3000 RPM

moving forward is easy and gives owners the ability to evaluate the impact of each level of modification through the stages

RENNtech ECU Hand Held Tuner (HHT) for CL 55 | C215 | 370 HP / 410 LB-FT | MY2001-2002 mclaren-600-lt-esr8962987 Installation requires no modifications toRENNtech ECU HHT (HandHeldTuner) for the 215 CL 55 AMG. Up to 370HP and 410 LB FT. Gains: +16HP & +19 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.