DISCO Automotive Hardware ¥ G.M. OEM: 3536966 ¥ 11969PK ¥ Black Rubber Oil Plug Gaskets ¥ 11mm ID 21mm OD 3mm Thickness ¥ Package Quantity: 10 Bag ¥ PACKAGING: All of our items are packaged in quantities listed by each of the items (individually or in bags). When ordering packaged items, please order by quantity of bags, not by number of pieces. Example: 1 bag #146PK is 100 pieces; do not order 100 bags of 146PK unless you desire 10000 pieces. Due to COVID, please allow 10 business days to ship from the manufacturer. SHOP ALL HERE.