CLK 500
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RENNtech ECU Hand Held Tuner (HHT) for CLK 500 (C209- 320 HP / 355 TQ)
RENNtech ECU HHT (HandHeldTuner) for the 209 - CLK 500. Up to 320HP and 339 LB-FT TQ. Gains: +18HP & +16TQ. -
R1 Performance Package | C209 | CLK 500 | 325 HP / 365 TQ | 5.0L NA V8 | M113
R1 Performance Package for 209 - CLK 500. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 325HP and 365 TQ.