5 Ways to Increase Your Car’s Horsepower

Although downsizing and efficiency are now the trend in car engines, they’re becoming more powerful, even when working with lower displacement or fewer cylinders. Engines that we used to frown upon just a few years back are now churning out 300+ horsepower in small 4-cylinder guises and rivalling big V6s and V8s that we've come to love. So, what do car makers implement to bump up horsepower figures, and can you do it too?