A modified straight-six SUV packing 1,000-plus horsepower? But of course, a 10-second quarter-mile is doable. Thanks for asking, though, says a Trailblazer tuner. Although the Trailblazer still ...

When shopping for a car, our mind often goes to horsepower. But in the world of semi trucks, balance and torque are the most important things. And that's where the inline-6 engine shines. Unlike a V8, ...