This has the same body as the Monte Carlo Concept Car, the interior, and body trim and the base are all new with higher clearances for the larger tires.

Monte Carlo Concept Car (Hi-Raker) (a) a. mf silver, gold base, black int., tinted windows, black and gold “28$” and Hot Wheels racing design w/other racing decals on sides, pr5gd, Mal. Hi-Rakers #103 (2006) 1 – 2
Monte Carlo Concept Car (Hi-Raker) (b) b. mf dk. blue, chrome base and int., clear windows, black and purple flames on sides and hood, ct5, Th. Egg-Clusives #6 (2007) 1 – 3