Don't Change Oil For 30,000 Miles? Here's Your Engine Carnage

This sludge-filled massacre is what happens to your engine if you don’t change the oil for 30,000 miles. The six photos depict abject carnage, a crime scene for cars. Good job, Enterprise-Rent-A-Car. Don’t let this happen to you. Checking and changing your oil is a good weekend project, here’s how to do it. [via Jalopnik]