From wild mid-engine experiments and Italian coachbuilt one-offs to aviation-themed charity cars and record-chasing EVs, the Ford Mustang has spent six decades living a double life: one you see in showrooms, and one that exists in design studios, wind tunnels, and race shops around the world. This article is a complete tour of that hidden history—a chronological guide to Mustang concepts, prototypes, and specials that never made it to mass production but helped shape the cars

The 1994 Plymouth Expresso Concept was a bold and whimsical attempt by a struggling American brand to reinvent itself during a turbulent...

Unveiled in 2005, the Hyundai Portico Concept represented the brand’s bold exploration of a crossover vehicle that merged minivan...

The Buick XP-300 was a futuristic concept car developed by General Motors (GM) in 1951 as a technological showcase alongside the Le Sabre...

The Ford FX-Atmos was a striking 1954 concept car designed by Ford Motor Company for the Chicago Auto Show. A bold representation of...

The 2005 Dodge Nitro Concept made its debut at the Chicago Motor Show, marking Dodge’s entry into the mid-size SUV segment for the first...

The Kia KCV-IV Mojave Concept, introduced at the 2004 Chicago Auto Show, was Kia's first-ever pickup truck concept, designed specifically...

The 2003 Toyota FJ Cruiser Concept made its debut at the Chicago Auto Show, showcasing a design that pays homage to the classic Toyota FJ...

The 2003 Mazda Ibuki Concept was Mazda’s forward-looking take on a lightweight, open-top sports car, strongly evoking the spirit of the...

The 2002 Toyota Tundra TRD Stepside Concept made its world debut at the Chicago Auto Show, marking a collaborative effort between Toyota...

The 2002 Saturn Sky Concept marked Saturn's initial foray into developing a future roadster/convertible model, showcasing innovative...

At the 2002 Chicago Auto Show, Hyundai Motor America proudly unveiled its latest concept vehicle, the 2002 Hyundai HCD-7, marking a...