Originally Posted by
petrified.rabbit
if its a stock replace it will actually not help braking stopping distance.. braking = friction friction = heat, the slots and holes dissipate heat = longer stopping distance. (we arent necessarily talking huge difference, but maybe a foot maybe 10..)
the big thing these do is help reduce brake fade through sporty driving. If you drive very spirited in the aveo after 20 minutes or so (i've been there) you will start to feel the brakes are a little "unpredictable" these rotors actually do help fight that issue, but for the most part they are for looks..