If you're cruising around Columbus, Auburn, Phenix City, or even up to LaGrange in your BMW, you want every drive to feel as smooth as the day you drove it off the lot. But if your engine has been feeling a little sluggish or your fuel efficiency has taken a nosedive, it might be time for new spark plugs. So, how much should you expect to pay for a BMW spark plug replacement? Let’s break it down!