Hey Gents my Mates Brother imported a chip from the states for his 135i and got close to 100 hp gains its crazy and the chip allows for up to 7 map and throttle settings thought you would be intrested to check it out follow the link let me know what you think http://www.burgertuning.com/jbplus.html?gclid=COX_5JeE2qwCFYg0pAodnx6uow