R1 Performance Package for CLS 63 (C219- 549 HP / 495 LB-FT) porsche-911--991-2---2015-2019--speedster-esr6796864 RENNtech tuning software for Mercedes

RENNtech tuning software for Mercedes offers significant gains in horsepower and torque across the vehicle's entire power band

RENNtech Stainless Steel Sport Mufflers w/Eclectronic Valves for the W217 - S 63 AMG Coupe BiTurbo

S 63 AMG (W221 | Sedan | MY2006-13 | RWD | M157 | 5

CLS 55 (C219) Stock Performance:

R1 Performance Package for CLS 63 (C219- 549 HP / 495 LB-FT) porsche-911--991-2---2015-2019--speedster-esr6796864 RENNtech tuning software for MercedesR1 Performance Package for 219 CLS 63 AMG. Includes ECU Upgrade and Carbon Fiber Air Box. Up to 529HP and 495LB FT. Gains: +42HP & +30LB FT Our performance package includes our proprietary ECU tune in addition to our full carbon fiber airbox for a gain of +42 HP and +30 LB FT over stock. CLS 63 (W219) Stock Performance: 507 HP @ 6800 RPM; 465 LB FT @ 5200 RPM Modified Performance: 549 HP @ 6800 RPM; 495 LB FT @ 5200 RPM