In this Hennessey Tech Tips episode, we walk you through the step-by-step process of changing the oil on your S650 Ford Mustang V8—including the new Mustang GT and Dark Horse models. Whether you’re a weekend DIYer or just want to better understand your car’s maintenance needs, this guide covers everything you need to know: from the tools and oil type required to drain plug and filter locations, proper torque specs, and best practices to keep your Coyote V8 running strong. This is essential maintenance for any performance car, and staying on top of your oil changes helps maximize power, efficiency, and long-term reliability. We also share a few pro tips for reducing mess, avoiding over-tightening, and ensuring a proper oil level after the service. If you drive an S650 Mustang, this is a must-watch video that will save you time, money, and give you the confidence to tackle future maintenance with ease.