Audi RS-6 Spark Plug set (x8) OEM Ngk laser platinum PFR7Q (7963) Spark Plug - NGK PFR7Q (7963) (set 8) Brand NEW part with full 1 year warranty. Audi part# 101 000 063 AC, check fit below. Recently made by NGK (OEM), not been lying around. Fits: 2003: RS6