Ford Mustang 2008 car crash test. The 2008 Ford Mustang is offered in 4 different trims: V6 Deluxe, V6 Premium, GT Deluxe, and the GT Premium. The V6 model has a 4.0-liter V6 engine with 210 horsepower. The GT model has a 4.6-liter V8 with 300 horsepower. The GT model gets from 0 to 60 mph in 5.7 seconds with manual transmission.