The Isuzu Costa is a concept four-wheel-drive open vehicle designed to combine the dynamism of a 4x4 with the fashionability of a sporty open-top car, targeted at cheerful and lively outdoor enthusiasts. It was introduced around the same time as the April debut of the Isuzu Mu, marking a transition for Isuzu pickups—starting with the Faster Rodeo—into more urbanely refined SUVs.The exterior features high-volume body lines intended to express…