R3 Performance Package for C 63 (W204- 574 HP / 543 LB-FT) mercedes-benz-s-class--223---2021-present--s-580-esr2317499 Up to 540HP and 705

Up to 540HP and 705 LB-FT

and tested using state-of-the-art programs and analysis tools for achieveing an OEM level of quality and fitment at the RENNtech headquarters in Stuart

the factory brake system is set up for everyday use and road driving

With the proprietary RENNtech ECU Tuning the C167 - GLE 63 AMG Coupe EQ Boost gains up to +97 HP and +54 LB-FT

R3 Performance Package for C 63 (W204- 574 HP / 543 LB-FT) mercedes-benz-s-class--223---2021-present--s-580-esr2317499 Up to 540HP and 705R3 Performance Package for 204 C 63 AMG. Includes ECU Upgrade, Carbon Fiber Air Box, Upgraded Throttle Body, Long Tube Headers, Limited Slip Differential and Transmission Upgrade. Up to 574HP and 543LB FT. RENNtech performance package 3 is the ultimate upgrade for your 63 AMG! Our package 3 includes everything found in our performance package 2 plus our stainless steel long tube headers for more performance and sound, our 100% locking limited slip