buddy club kit

i am trying to find this kit i want to know how much it costs and where i can get one. http://www.cardomain.com/id/jbody101 but i beleive that this rear bumper is not from the original kit. any info would help.

heres a link to a US company that carries the same kit.

http://www.racecreations.com/catalog/product_info.php/products_id/1409