GENUINE NGK LASER PLATINUM SPARK PLUGS - SET OF 6 - BKR6EQUP / STOCK CODE 3199
BMW/Audi Service Part 12 12 9 071 003 and the NGK equivalent/upgrade for BMW /Bosch 12 12 0 037 607. These are double platinum. center electrode and 4 ground electrodes. Double Platinum with 4 Electrodes.