Do More Expensive Exhausts Give Bigger Power Gains?

If you’re planning on upping the power of your car, it’s likely that some exhaust parts are going to be on the menu. But what size should you go for if it’s for a relatively low power, mostly stock engine, and how much should you spend?

The guys behind the ever fascinating Engine Masters series pitted cheap mufflers against expensive ones to find out, while also attempting to answer the important question of whether or not size matters.