As hard as it is for some to believe, not everyone needs or wants eight cylinders. In fact, automakers have started to flock to V6's to power performance vehicles. The new Hyundai Genesis Coupe has a 300HP V6, as does the concept Suzuki Kizashi 3. A well-built V6 can offer similar power, lower weight and better fuel economy than a V8. But a muscle car is a muscle car because of its V8 muscle, right?