Went to collect the mirror covers, left side indicator and 'clips for the trimmings on the roof and side windows' from BMW now. While I was there I thought of asking them for the prices of the Performance parts:
Exhaust: R7k (60% less, compared to 2 years ago)
Front splits: R6400 for the pair
Performance seats: R25k
The salesman and I got a shock at the price for the exhaust, its come right down