Upgrade stages from 295 to 305 Hp for the 1.6THP engine found in Peugeot 308 GTI.

Stage 1 & stage 2 upgrades, are presented below.

Stock engine specs:    

Capacity: 1598cc                           
bore x stroke: 77 x 85.6 (mm)
Compression ratio: 10.5:1
Turbocharger: ----

Power: 270hp
Torque: 330Nm

Stage 1: 

Engine upgrades:

-Stage 1 Software upgrade

Engine performance:

Power: 295hp
Torque: 380Nm

Stage 2:

Engine upgrades:

-Air filter
-Full 63.5mm exhaust
-Bigger intrercooler
-Stage 2 Software upgrade

Engine performance:

Power: 305hp
Torque: 400Nm

Software upgrades:

Use of 95/100 octane fuel is mandatory.