You probably don’t worry much about your car’s belt tensioner — unless there’s a problem, that is. Your drive belt tensioner might be a small, unassuming component, but it’s a critical piece that keeps your serpentine belt working properly. And if your belt tensioner stumbles or fails, your engine will suffer the consequences. That’s why it’s a good idea to check out your belt tensioner every so often to ensure it’s set and working as it should. If it needs to be replaced, you can easily find a quality belt tensioner replacement. While belt tensioners are all similar in their style and function, it’s important to choose one that’ll suit your car and last you a while. You can discover some of the best belt tensioners right here.