there are lots knockoff autoparts out there especially ac delco, always try to purchase from a good source, dealer, well known store, etcDid a complete brake job on my old truck last year. Pads, rotors, hoses, shoes, drums, hardware. Wanted good stuff and looking for low dust pads. Went with AC Delco for all parts. Wasn't impressed with these rotors:
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I have personally had bad luck with "standard" brand auto parts