Alfa Romeo Giulietta 1.4 Turbo Multiair 150hp Remap

The Alfa Romeo Giulietta 1.4 Turbo Multiair 150hp is a 1.4L turbocharged petrol engine producing 150 BHP and 230 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 185 BHP and 290 Nm — a gain of around 35 BHP (23%) and 60 Nm (26%).

This engine scores highly for remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as high, based on the percentage gain available from the factory output.

Considerations: Turbo petrol: fuel quality and cooling can influence repeatable performance.. Large torque increase: drivetrain condition (clutch/gearbox) becomes more important at this level.

All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.