All it has for interior is the skin of the dash and the center console and some trim. It is easy enough to remove that stuff. We hope to run 9's but we will have to wait and see. The tb isa ford mustang 100 mm. piece. we needed to get rid of drive by wire in order to install the autronics. Keep in mind the car is at the beginning of it's development. 2 months ago it was completely stock. - mike