Westcoastpapa 11pc 3/8" Dr Master Service Set 4 Spark Plug & Glow Plug Oxygen Sensor Tool Set High Quality 3/8" Drive extension 75mm, 250mm 3/8" Drive Spark plug 14, 16, 16 (thin wall) and 21mm 3/8" glow plugs 8, 10 and 12mm Lambda Sensor socket 22mm