Land Rover | Range Rover & Range Rover Sport | RPM ECU-Upgrade | 4.4 L Twin Turbo mercedes-benz-sl-class--230---2003-2006--sl-600-esr2548062 773 HP +92 HP 778

773 HP +92 HP 778 LB-FT +42 LB-FT X290 - AMG GT63 R1 Package 793 HP +112 HP 788 LB-FT +52 LB-FT X290 - AMG GT63 R2 Package 803 HP +122 HP 818 LB-FT +82 LB-FT X290 - AMG GT63 R3 Package 875 HP +194 HP 871 LB-FT +135 LB-FT X290 - AMG GT63 R3+ Package 1

R1 Performance Package for 208 - CLK 55 AMG

RPM Tuned: 725 HP | 765 LB-FT

CLASS S (W 221) 63 AMG Performance [2 Filters Required] (HP: 544 | Year: 10 > )

470 LB-FT @ 5250 RPM

Land Rover | Range Rover & Range Rover Sport | RPM ECU-Upgrade | 4.4 L Twin Turbo mercedes-benz-sl-class--230---2003-2006--sl-600-esr2548062 773 HP +92 HP 778RENNtech Power Module ECU Upgrade for Land Rover Range Rover and Range Rover Sport 4. 4 L Twin Turbo 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 +57 HP and +40LB FT in the 4. 4 liter Twin Turbo charged V8 engine(P530) found in the Land Rover Range