That system is crazy. I have just checked the exchange rate and a SG$ is £0.50.

That means that your friend paid around 5x more his 328 than it would cost over here!

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'11 xDrive40d M Sport - 4-zone climate - Active cruise control - top view - side view - massaging/heated/ventilated seats - Powered bootlid - Comfort Access - BMW Advanced loudspeaker system - Rear side windows sunblinds - Adaptive headlights - Soft close doors - comfort seats - DAB digital radio - Panoramic glass sunroof - folding mirrors - High beam assistant - Head up display - Speed limit display - Lane departure warning system - 7 Seats - Digital TV - Internter - apps - USB