I've read in other posts that brakes are under warranty, but does that apply to the Brembos as well? Does it cover the rotors, pads, or both?

black/graphite g35c 6mt premium aero splashguards

no, it is for the automatics with the stock, non brembo brakes only.

03 6MT coupe, red/willow, premium, aero, splash guards, alum pedals, clear corners, double 15% tint