1997 Audi A4 1.8t Quattro
Oil: ~4.2 qts Exxon superflo 5w30
Make up(due to filter leak): .5 quart M1 0w30
Time on Oil: 2 months
Lab: Blackstone
Purchased car at 64,800 mi, service history all done by Audi. Old size OEM filter on car. Switched to larger sized OEM oil filter, changed to Exxon...