The stage 1 performance package for the Mercedes 63 series engine includes RENNtech’s proprietary ECU upgrade in addition to their full carbon fibre airbox upgrade which offers a larger volume of incoming air for better engine breathing and improved cylinder filling.
This combination that provides noticeable increases horsepower, torque and throttle response across the vehicles entire powerband while still maintaining daily driver reliability.
Stage 1 Performance Package includes:
- RENNtech Hand Held Tuner
- RENNtech Full Carbon Fibre Airbox
S63 (W221) Stock Performance:
- 518HP @ 6800 RPM; 465 LB-FT @ 5200 RPM
- 549 HP @ 6800 RPM; 495 LB-FT @ 5200 RPM
Due to some of the products coming direct from RENNtech USA please allow 7-10 days for delivery
Prices may vary in accordance to the current exchange rate, please contact us for the current confirmed price