Upgrade stage up to 625 Hp for the 5.5T engine found in Mercedes Benz CLS 63 AMG.

Stage 1 upgrade, is presented below.

Stock engine specs:    

Capacity: 5461cc                           
bore x stroke: 98 x 90.5 (mm)
Compression ratio: 10:1

Full boost: 1.2bar@1750 rpm
Constant pressure:0.7bar
Pressure at revlimit:0.6bar
Revlimit: 6500 rpm

Power: 525hp
Torque: 700Nm

Stage 1: 

Engine upgrades:

-Stage 1 Software upgrade

Engine performance:

Full boost: 1.5bar@1750 rpm 
Constant pressure:1.1bar 
Pressure at revlimit:0.9bar 
Revlimit: 6800 rpm

Power: 625hp
Torque: 990Nm

Software upgrades:

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

Use of 95/100 octane fuel is mandatory.