I just bought this Gorgious 1988 Rx-7 SE car has 58k on it, 5spd of course

, car is inside and outside perfect. My question is where can i get performance parts for my baby, like simple shit for now like cold air and what not.
Soon to be installing a BN-Sports Blister bodykit

, Volk TE37 or Design Ones series one carbon fiber 17's idk what to do yet.