Bugatti Veyron

engine type	Original performance	Performance after tuning	Vmax	More efficient	price
16.4	736 kW (1001 hp) 1250Nm	900 kW (1224 hp) 1490Nm	*	223 hp	4999€
16.4	882 kW (1200 hp) 1500Nm	971 kW (1320 hp) 1700Nm	*	120 hp	4.999€