R1 Performance Package for S 550 (W221- 413 HP / 422 LB-FT)

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Description

R1 Performance Package for S 550 (W221- 413 HP / 422 LB-FT)R1 Performance Package for 221 S 550. Includes ECU Upgrade and Stainless Steel Header. Up to 413HP and 422 LB FT. Gains: +31HP & +31 LB FT The R1 performance package for the Mercedes 550 includes our proprietary ECU upgrade in addition to our stainless steel shorty headers designed specifically for the 550 V8 for a combination that provides increased performance, sound and throttle response across the vehicles entire powerband. R1 performance package

Rated by RENNtech (peak @crank): 740 HP @ 5

Rated by RENNtech: 435 HP @ 5

240 HP / 455 LB-FT

Our sound and performance pipes bypass the stock Mercedes resonators for more volume and a better sound

This design flows seamlessly into the front apron and is a simple

+31 HP / +31 LB-FT

California

Akrapovic Titanium Slip-On Exhaust System for 204 - C 63 AMGGaines: +5HP

Our upgrade leads to improved shift response

RENNtech ECU HHT (HandHeldTuner) for the 204 - C 63 AMG Black Series

GLE 400 BiTurbo (X292 - M276 Biturbo Engine) Stock Performance:

231 - SL 63 AMG