NOS Mopar fuel sock.  Fits many different applications.  Here are some:
 
All 1987 Shelby Z
Most/all 1988 Daytona Shelby Z
1984-1986 Daytona Turbo Z
1984-1986 Chrysler Laser 2.2 Turbo I
Many other Chrysler 2.2 Turbo cars produced from 1984-1988