Slight rust spots where the pads have been in contact with the rotors. This is not uncommon when leaving the car for some time or with wet brakes.
I would bet that if you drive for a few miles with some good medium speed braking stops, the rotors will clean up.....
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2001 Boxster S (triple black). Sleeping easier with LN Engineering/Flat 6 IMS upgrade, low temp thermostat & underspeed pulley.
2001 MV Agusta F4.
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