It's time to change the seal that goes on my car's oil drain plug. A small amount of oil is weeping out. It looks like I can get a copper gasket like the car has now or a fiber gasket. Is one better than that other? Any preference?
Copper
https://thirdgenauto.com/product/193...et-38-40-60hp/
Fiber
https://thirdgenauto.com/product/193...et-38-40-60hp/