Shop for New Auto Parts at 1AAuto.com http://1aau.to/c/387/eS/brake-kits Have you been told you need a brake fluid change or flush, but wonder if it's just an upsell? In this video, Len from 1A Auto explains everything you need to know about the brake fluid in your car or truck! Is old fluid bad? Can bad fluid damage brake parts? Should you change brake fluid regularly for best braking performance? If you are asking any of these or other questions about brake fluid, this video is for you!