I have no idea what an oil filter stand gasket is.
You remind me of myself when I bought mine a year ago.
Don't forget to flush your radiator coolant every 3 years and replace your brake fluid every 2 years. Only use MB coolant, which is a light yellow color.
2001 E430, Bourdeaux Red, Oyster interior.
1973 280SE 4.5, 170,000 miles. 568 Signal Red, Black MB Tex. "The Red Baron".