Upgrade stage up to 500 Hp for the 4.0T engine found in Mercedes Benz G-Class.

Stage 1 upgrade is presented below.

Stock engine specs:    

Capacity: 3982cc                           
bore x stroke: 83 x 92 (mm)
Compression ratio: 10.5:1

Power: 421hp
Torque: 620Nm

Stage 1: 

Engine upgrades:

-Stage 1 Software upgrade

Engine performance:

Power: 500hp
Torque: 730Nm

Software upgrades:

Boost control is achieved using the OEM ECU and N75 valve.

Use of 95/100 octane fuel is mandatory.