AC Schnitzer 'Performance Upgrade' for Z4 E89 ITV allowing the transmission to become

allowing the transmission to become disconnected from the engine

make a series of 10 stops from 60mph (100kph) to 5-10mph (10-15kph)

25 Reach (thread length) 26

and the cast aluminium Y-pipe—all designed to integrate seamlessly into your engine bay

2 Year Clear Coat and UV Warranty

AC Schnitzer 'Performance Upgrade' for Z4 E89 ITV allowing the transmission to becomePhilosophy Technology Engine tuning and performance upgrades have a long tradition at AC Schnitzer. To be on the safe side, we forgo achieving the possible maximum power in favour of greater durability. Many of our performance upgrades are therefore designed to increase torque rather than horsepower. After all, torque is what you feel when, for example, you are "pressed into your seats" when moving off. Petrol The performance upgrade consists of a