There are 27 choices

• Sirius module
  • ID 8S4T-18C963-AE thru AG
• amplifier
  • instrument panel mounted
    • (high performance audio system)
      • ID 4R3T-18C808-AC
      • ID 7R3T-18C808-AA
      • ID 8R3T-18C808-AA
  • luggage compartment mounted
    • ID 4R3T-18T806-AG
    • ID 5R3T-18C808-AA
    • ID 6R3T-18C808-AB
    • ID 6R3T-18T806-AA
    • ID 6R3T-18T806-AB
    • ID 7R3T-18T806-AA
    • ID 8R3T-18T806-AA
• receiver
  • AM-FM-6 CD-MP3 player
    • navigation system
      • Convertible
        • (ID 8R3T-18K931-FA)
      • Coupe
        • ID 8R3T-18K931-EA
        • ID 9R3T-18K931-AA
    • Without navigation system
      • 1000 watt (10 speaker with Sirius)
        • Convertible
          • (ID 8R3T-18C815-KE)
        • Coupe
          • ID 8R3T-18C815-JD
          • ID 8R3T-18C815-JE
          • ID 9R3T-18C815-BA (sunroof)
          • ID 9R3T-18C815-BB (sunroof)
      • 500 watt (8 speaker with Sirius)
        • Convertible
          • ID 8R3T-18C815-Dark Green
          • ID 8R3T-18C815-Hatchback
          • ID 8R3T-18C815-HE
        • Coupe
          • ID 8R3T-18C815-GE
          • ID 9R3T-18C815-AA (sunroof)
          • ID 9R3T-18C815-AB (sunroof)
  • AM-FM-CD (single disc)
    • ID 8R3T-18C869-AG
    • ID 9R3T-18C869-AA