The car GTX by Saleen is based on the Tesla Model S .
Saleen currently manufactures the S302 ( Mustang-based ) , S620 ( Camaro-based ) , the S570 ( Challenger-based ) , the GTX ( Tesla Model S-based ) and most recently have announced that they are in development of a new Saleen supercar , a successor to the S7 supercar.
Saleen