M539 Restorations on MSN

BMW E39 M5 oil change and sensor repair

This video covers a complete oil change and oil level sensor replacement on the BMW E39 M5. We go through the service process ...
Hot Rod

What Is a Wideband O2 Sensor and Why It Matters More Than You Think

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...