Mercedes-Benz S 580 | RENNtech Power Module | 620 HP / 693 LB-FT | M176 | 4.0 liter BiTurbo V8 EQ Boost suspension R3 Performance Package for Mercedes-AMG

R3 Performance Package for Mercedes-AMG GLS 63: ECU Upgrade (HHT)

628 whp @ 6

Note: Mercedes M276 engine performance when measured obtains higher numbers that rated from factory

• GLE 63 AMG BiTurbo Coupe

Mercedes-Benz S 580 | RENNtech Power Module | 620 HP / 693 LB-FT | M176 | 4.0 liter BiTurbo V8 EQ Boost suspension R3 Performance Package for Mercedes-AMGRENNtech Power Module M176 4. 0 V8 BiTurbo with EQ Boost ECU+ Upgrade Up to 620 HP 693 LB FT Gains: +80 HP & +101 LB FT The RENNtech Power Module (RPM) ECU tune delivers significant horsepower and torque gains across the entire power band. By modifying boost mapping and keeping optimized air to fuel ratios, the entire power and torque curve is shifted upward delivering +80 HP +101 LB FT in the Mercedes Benz M176 4. 0 V8 BiTurbo EQ Boost engine, based