RENNtech ECU Upgrade for CL 550 | C216 | 402 HP / 405 LB-FT | MY2007-2010

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RENNtech ECU Upgrade for CL 550 | C216 | 402 HP / 405 LB-FT | MY2007-2010RENNtech ECU Upgrade for 216 CL 550. Up to 402HP and 405 LB FT. Gains: +20HP & 14 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. Programming takes only a few

the performance numbers go up to 579 HP and 700 TQ

For vehicles without the optional

700rpm Note: Mercedes M177 engine performance when measured

Porsche Cayenne (92A | MY2011-18)

AMG SL 63 S E-Performance

Gains: +18HP & +17LB-FT

optimizing air-to-fuel ratios

Rated by Mercedes-Benz: 550 HP @ 6

increasing the engines rev limiter and modifying boost mapping for turbo charged vehicles

in order to improve your track setup/alignment

This rear spoiler is a fully functional aerodynamic component as well as an aggressive exterior enhancement on the muscular CLS

S213 - E63 S AMG 4MATIC+ Wagon (2 Filters required) (Year: 18 >)