Amazon.com: American Sound Connection ASC 2X12GMTRNK Compatible with Chevy Camaro or Pontiac Firebird Coupe 1982-1992 Sub Box Enclosure Dual 12" Up Firing : Electronics
Amazon.com: Harmony Audio A122 Dual 12" Sub Box Enclosure Compatible with Chevy Camaro Coupe 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 : Electronics