CARPRO Flat Spot Wheel Cleaning Brush Set

Works for a RS6 Avant!

This is one of the most expensive wheel brushes I own but it's also the only one I could find to clean behind my massive front brakes of my Audi RS6 Avant. If you have insanely large brakes with minimal clearance, this may be the only kit that will work. The brushes also feel like they're very high quality.

New Favourite Wheel Brush

This might be my new favorite wheel brush for cleaning around big brakes. The core is a flat plastic paddle, rather than the thicker foam on a previous brush, which means it fits between the caliper and the rim more easily, and it seems (so far) that the brush is less likely to bend so you can keep contact with the surface more easily. The microfiber brush cover was easy to remove and re-attach too