Brake Rotors..
Lane
When these pads wear out I will probably go back to the stock pads. I must say that they do look nice on the car though. Stock rotors were crap! Hope this helps. Good luck!
https://ls1tech.com/forums/forumdisplay.php?f=16
https://ls1tech.com/forums/forumdisplay.php?f=16

What part of "Engine" pertains to brake rotors?
I will move it where it needs to be. 
