the brakes from the Fbodys (camaros, trans ams) and GP GXPs will fit, zzp sells kits and i believe WBS does too. stock springs can be found on the olds intrigues of the same era but not really any "better" ones. as far as intake ur better off just to make ur own, its cheap and you can make it fit exactly how you want. NOW alot of parts are swappable from all the Wbodys like monte carlos, regals, and impalas all depends on which part