The ASC Helios 300, shown in 2005 at the North American International Auto Show in Detroit, was a convertible version of the Chrysler 300C. There were rumors it might be sold as a limited-edition model, but it never went into production.

The Sbarro Citroën C2 V6, shown in 2005, was a one-off concept car built by students at the Espera Sbarro design school. It turned the small Citroën C2 into a mid-engine, rear-wheel-drive car. A 220 hp V6 engine was mounted behind the seats and sent power to the rear wheels. The concept was unveiled at the Geneva Motor Show as a showcase of the students’ engineering and design work.

The Daihatsu Copen ZZ concept, shown in 2005 at the Frankfurt Motor Show, was a higher-performance version of the small Copen roadster. It was fitted with a 1.5-liter DOHC 16-valve DVVT engine, much larger than the engines used in the standard Copen at the time. The body was widened and slightly lengthened, making the car 110 mm longer and 125 mm wider for a more aggressive stance and better handling. The concept previewed a larger-engine version of the Copen that later reach

The Anteros XTM Roadster, shown in 2005, was a two-seat convertible by n2a Motors. It used a carbon fiber composite body built on the chassis and running gear of a C6 Corvette. It first appeared at the 2005 SEMA show, with plans to start limited production in 2008. It’s unclear whether full production ever really happened, and only a small number of cars, if any, were completed. n2a Motors still exists today as a subsidiary of the ECITE Motor Group.

The Ford GTX1 Roadster concept from 2005 was a custom open-top version of the Ford GT, built for the SEMA show by Ford SVT engineering supervisor Kip Ewing. It was inspired by the 1966 Sebring-winning Ford GTX1 race car. The GTX1 used a removable roof system made up of four separate hard panels. The panels could be set up as a full coupe, a T-top, or a full convertible. After the show car debuted, the roof conversion was offered to Ford GT owners through the Genaddi Design Gr

The Black Tumbler, first seen in 2005, is the Batmobile used in Batman Begins and The Dark Knight. In the films, it’s described as a prototype off-road military vehicle built by Wayne Enterprises. In real life, the Tumbler was a fully functional movie prop built for filming. It was powered by a GM 5.7-liter V8 producing around 500 hp, along with a jet engine used for visual effects. The vehicle also had special suspension and control systems that allowed it to perform jumps o

The ASC GTO Stinger Concept from 2005 was a modified fifth-generation Pontiac GTO (the U.S. version of the Holden Monaro). American Specialty Cars (ASC) upgraded it with a supercharger, a Tremec 6-speed manual transmission, and other performance and styling changes. It was shown as a possible dealer-installed upgrade package, meaning buyers could have the Stinger kit added when purchasing a new GTO. In the end, the full package was never officially offered to customers.

The Ford 3D Carbon Fusion from 2005 was basically a first-generation U.S. Ford Fusion that had been customized with an aftermarket body kit from 3dCarbon. It wasn’t an official Ford concept car built by the factory. 3dCarbon used the Fusion as a show car to show off its front and rear bumpers, side skirts, and other styling parts that gave the sedan a sportier look. These parts were later sold to Fusion owners as add-ons. The car was shown around the mid-2000s at auto shows a

The Mitsuoka Orochi Nude-Top Roadster, released in 2005, is a low-volume roadster named after the mythical eight-headed Japanese dragon, Yamata no Orochi. The Orochi was first shown in 2001 as a closed coupe and used a mid-mounted Toyota 3.3-liter V6 engine. The open-top roadster version arrived in 2005 and was built in limited numbers until 2014.

The Bolloré Bluecar Concept, shown in 2005, was a prototype unveiled at the Geneva Motor Show to highlight the company’s Lithium Metal Polymer (LMP) battery technology. The LMP batteries were known for being safer and longer-lasting than typical batteries at the time. Bolloré later partnered with Pininfarina, and the project evolved into the Autolib’ car-sharing service in Paris.

The Fiat 600 50th Anniversary, released in 2005, is a special edition of the Fiat Seicento that celebrates 50 years since the original Fiat 600 launched in 1955.

A Porsche collector asked Porsche’s Sonderwunsch program to restore his 2005 Carrera GT to like-new condition and reintroduce it in 2025 as the 2025 Porsche Carrera GT “Salzburg Design” (2005) , inspired by the livery of the 1970 Le Mans–winning Porsche 917. The car was completely taken apart and rebuilt from the ground up. The V10 engine was fully overhauled, all carbon parts were refinished, and the interior was redone with red Alcantara and matte carbon. This process, call