Originally Posted by bvhbmw
Autobahn is certainly a great product, but much harder to apply IMHO than 845. I think 845 and Menzerna PowerLock are tied for ease of application and lasting ability.
How often do you wash your rims. I've got some Powerlock on and it helped the first week. But after that the brake dust looked just as bad as before. Not that I was expecting miracles or anything.