I have aero's on mine and there brilliant, no smudging at all. All depends all how good the blades thereselves are.
These are what i've got and their good.
Yer seen as my succesfull drive shaft purchase i thought i can treat myself to a bit of rainy vision.http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=200401635225&ssPageName=STRK:MEWNX:IT