Buying a factory-turbocharged performance car is often done for one reason--"tuneability." Thousands of dollars can be spent increasing a normally aspirated engine's output by a nominal amount, but a turbocharged car's power can be effectively upgraded by a si
Our new Buick project vehicle is registered and officially in action. Since the car was acquired in Las Vegas and black jack is my main game, we have decided to call the ongoing series "Project Black Jack."
Notice a new project car on this month's cover? Did you think we would overlook modifying what is possibly the most "tuneable" European car right out of the box? When the Audi S4 reached U.S. soil in 2000, it was an instant winner. The relatively affordable Eu
From the factory, the Audi S4 is well balanced. Standard features include large brakes with twin-piston calipers, a powerful twin-turbocharged V6 motor, and a street suspension to harmonize the S4's overall performance. The stock suspension is soft enough for