i have hawk hps pads on my D, break in was initial and straight to the point. i also got the powerslot rotors to co-op with them, hands down best combo ever. the brake dust is minimal, the intitial bite and feel of the braking is superior to anything ive ever felt. theyve been on for 6 months now and they still feel brand new. im a very and i emphasize verspirited driver and these brakes have kept me out of numerous accidents so yea