Here's a useful 'How to' for BMW fans: HOW TO CHANGE JAPAN RADIOS TO NZ FREQUENCIES - WITHOUT A BAND EXPANDER Factory fitted BMW radios from around 2000 onwards have a 'world tuner' inside them. The same radio can be used anywhere in the world. The radio can be programmed to operate in JAPAN mode (FM = 70-90), or in OCEANIA or EUROPE mode (FM=87.5-108). They also do a USA and CANADA mode but that's not useful here in NZ. BMWs imported from Japan have their radios set to JAPAN mode (wo