MMX BMW Magnetic Sump Plug (All Modern BMW Engines)The MMX BMW Magnetic Sump Plug is a simple yet highly effective upgrade designed to protect and extend the life of your engine. As engines run, tiny ferrous particles naturally become suspended in the oil, circulating through critical components like crankshaft bearings and camshaft caps, which over time contributes to increased wear. This precision engineered sump plug features a strong magnetic core with a large surface area, effectively capturing