One of the most unusual engine layouts in car history is the boxer engine, and it's still alive today thanks to Subaru and Porsche. Instead of the pistons going up and down, a boxer engine has pistons lying flat, punching away from each other like a boxer's fists. This layout creates a perfectly balanced engine, reducing vibration and lowering the center of gravity, which dramatically improves handling. Subaru uses it in their WRX and BRZ models, while Porsche uses it in the 911 series. Boxer en