Saleen the limited version hand built, high performance automobile developed by saleen Creek Industries, Phil Frank Design, and Ray Mallock Ltd. Which was featured with more powerful twin turbo charged boosted engine with 800 horse power and at the top speed of 250mph (402km/h). It was designed to be fastest, quickest, best handling and the most luxurious car in the world.

Following given is the overview of the saleen S7 Twin-Turbo.

1. Chassis: The S7 chassis consists of the 4130 light weight steel space frame and aluminum with a honey comb composite panels that allow the car to be weight 2750 pounds.

2. Engine:  The original S7 developed with a 7 liter 7008cc V8 engine that delivers power to the rear wheels keeping the gravity to middle of the car improving the overall performance of the car.

3. Performance: The maximum performance of the car goes above 200miles that is 322km/h following shows the performance chart.
0-60 mph in 2.8 sec
0-100 mph in  6.2 sec
0-200 mph in 27 sec
The top speed goes up to 248mph

4. Brakes and wheels: Saleen is supplied with a light weight aluminum six-piston mono block calipers for front and rear. Also the wheels comprised with alloy center locking nuts with an automatic safety locks.

5. Safety features: The S7 is integrated with roll protection, impact absorbing panels, 3 point seat belts with automatic belts, carbon fiber rocker panels and doors and a center position fuel tank also a filter to the passenger side.

6. Interior: The interior of the car is designed to be luxurious. Consist of black multi tone leather, aluminum and color accents, and a custom sporty performance seating position for the driver and leather steering wheel.

7. Comfort and convenience: Saleen S7 comes with a high volume flow ventilation system, air conditioning, power windows, power door locks with a central locking system, variable windshield wipers, electric heated front windshield, remote engine fuel door releases and a 240 mph Speedo meter also with a more available features such navigation system.

8. Exterior:  the S7 develop with a dual power operated mirrors, projector headlights, carbon fiber body panels, full underside aerodynamic, advanced design side skirts, and also full body rear spoiler.