GM reference part number: 10239665. Manufactured as a quality reproduction, this cap features a black plastic construction with raised white print and includes the correct gasket for a secure seal. C4 Coupes and Convertibles: 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996.
