RENNtech ECU+ Upgrade | X166 | GLS63 AMG | SUV | 669 HP / 734 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+

ECU+ Upgrade | Up to 669HP / 734LB-FT | Gains: +64HP & +108LB-FT

RENNtech Intermediate ECU Upgrade | X166 | GLS63 AMG | SUV | 638 HP / 695 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+

Intermediate ECU Upgrade | Up to 638HP / 695LB-FT | Gains: +33HP & +69LB-FT

RENNtech R1 Pkg | X166 | GLS63 AMG | SUV | 696 HP / 801 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+

R1 includes: ECU Upgrade, Diverter Valve and Air Filters | Gains: +91HP; +175LB-FT

RENNtech R3 Pkg | X166 | GLS63 AMG | SUV | 760 HP / 865 LB-FT | M157 | 5.5L V8 BiTurbo | MY2016+

R3 includes: ECU Upgrade, Diverter Valve, Air Filters, and Turbocharger Upgrade | Gains: +155HP; +23LB-FT

Mercedes | 722.9 Seven Speed | Transmission Software Upgrade | SUVs

RENNtech Transmission Software Upgrade for 722.9 Mercedes Seven Speed Transmissions for Mercedes-AMG SUV Models.

RENNtech | Diverter Valve | M157 | 3rd Gen | 63 AMG SUV’s

RENNtech 3rd Generation Diverter Valve | M157 5.5L V8 BiTurbo. Applicable for the 63 AMG SUV’s

BMC Performance Air Filter For Mercedes Benz (M278 / M157 Biturbo Engines)

Bluetooth Audio Streaming

Bluetooth Audio Streaming

Front View Camera System

Rear Camera Option MY 2003-2008

Radar Detector / Laser Jammer Package

Radar Detector / Laser Jammer Package