Quote:
Originally Posted by fotios335i
The 335i's have 4 piston calipers in front. 2 on each side of the caliper. . . Brembo 4 pots. Except it says brembo on the back of the calipers. It's the size of the rotor up front that increases.
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After close examination, it's also the pad diameter too, the amount of area swept goes up considerably...almost 25% from eye balling it...