Revving your engine while it’s cold might sound cool, but it’s silently shredding your pistons and valves before the oil even circulates. And if you're also guilty of lugging your bike in low RPMs or topping off your oil without checking the level, you could be setting your engine up for catastrophic failure—and your wallet for a serious hit. Let’s watch the video to uncover the costly habits every rider needs to break before it’s too late…