I switched to PBR (Axxis) Deluxe pads, and the dust is greatly reduced. I also tried Awesome cleaner, from the Dollar store. It cleans the old stuff off amazingly well and it costs about a buck a bottle.

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1985 380SE Blue/Blue - 230,000 miles
2012 Subaru Forester 5-speed
2005 Toyota Sienna
2004 Chrysler Sebring convertible
1999 Toyota Tacoma