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S 500

RENNtech ECU Hand Held Tuner (HHT) for S 500 (W220- 320 HP / 355 TQ)

RENNtech ECU HHT (HandHeldTuner) for the 2220 - S 500. Up to 320HP and 355 LB-FT TQ. Gains: +18HP & +16TQ.

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R1 Performance Package | W220 | S 500 | 325 HP / 365 TQ | 5.0L NA V8 | M113

R1 Performance Package for 2220 - S 500. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 325HP and 365 TQ.

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