i treated my monster to a christmas present today! lol! (you know what i mean! ;) )
the kit costs R7500.
the specs are as follows:
discs: 300mm slotted and heat treated rotors. will fit 4 x 100 or 5 x 120 pcd
calipers: e32 733i (uses same pads as e46 m3)
adapters: self made
bolts: uses std e30 and e32 bolts to mount.
hoses: i used std e30.
pads: i used oem e46 m3 pads.
this is what the kit looks like

stock disc fitted

big disc fitted on the car

view of the adapter plate mounted

adapter plate from the inside

top view of caliper location and adapter plate

stock disc to rim clearance

big brake disc to rim clearance

stock caliper to rim clearance

caliper to rim clearance, pretty dam close actually

after fitting i decided to go for a spin and i am blown away with the result! feels twice as strong!