can i get a dual exhaust

thanks guys i am planning on getting the street fyghter front end with the bw sides and rear.it should all done by next year(including shaving everything and painting and adding a carbon fiber hood with z3 fenders and m3 mirrors and air rod system and i am also adding leather to the interior. i am taking my time cause this a kit car i have other bills to pay including two new car payments and insurance and you know the deal.but again thanks