Originally Posted by andy_meng1024

I had 3 track days with OEM rotors and DS2500 then the rotors started to shake when hard braking. I switched to Carbotech XP24 front and XP20 rear pads then resurfacing is now unnecessary. My tech said the compound of these pads are so hard they grind the rotors smooth, lol. I have Z1 rotors waiting whenever these OEMs are done.