RENNtech Intermediate ECU Upgrade | C205 | C63 AMG (S) 4MATIC+ Coupe | 574 HP/612LB-FT | 4.0L V8 BiTurbo | M177 | MY2017-2023 bmw-x5--e70----2010-2013--xdrive35d-3-0-l-i6-twin-turbo-diesel--m57n2--esr5029908 469 HP @ 6100 RPM

469 HP @ 6100 RPM

The result can be summed up in one simple phrase

Size and Offset optimized for 213 - E63 AMG

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

The RENNtech sport mufflers on the E 550 (C207) utilize the stock floating tip set up and OEM bumper tips

RENNtech Intermediate ECU Upgrade | C205 | C63 AMG (S) 4MATIC+ Coupe | 574 HP/612LB-FT | 4.0L V8 BiTurbo | M177 | MY2017-2023 bmw-x5--e70----2010-2013--xdrive35d-3-0-l-i6-twin-turbo-diesel--m57n2--esr5029908 469 HP @ 6100 RPMIntermediate ECU Upgrade C 63 AMG S and non S Up to 574 HP 612 LB FT Gains: +48 HP & +80 LB FT RENNtech tuning products are certified to meet CARB standards in all 50 States. RENNtech HHT (hand held tuner) allows you the unlimited ability to switch between tuned and stock ECU programming and requires no ECU removal! Our proprietary tuning module stores both the RENNtech tuned file and your vehicles stock file. The module plugs directly into the OBD2