well, considering that I am HARD on my brakes and have x-drilled rotors, I haven't notice much wear in 5000 miles. I am guessing they last in street cars about 25K miles or so.......
but absolutely NO dust on my wheels, and I show no fear in wet weather or emergency stops
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'98 Tropic Green Tour SE Sport V-6 ATX
"I promise I wont modify it honey, it's a family car!"
