Face-Off: Transform Your Pontiac G8 into a Holden Commodore or HSV GTSLike they say, there's nothing like the original. However, if you want our opinion, in the case of the Holden Commodore we prefer the twin nostril fascia of its Americanized sibling, the Pontiac G8. The HSV GTS is another story as Holden's officially designated performance division has done wonders on the Commodore's appearance