Source Vehicle Color: BLACK Interchange Part Number:638-58970 Hollander Interchange found this part as interchangeable with: AUDI A4 05 exc. Conv; from VIN 400001, amplifier, SW, w/o Bose audio system; AUDI A4 06-08 exc. Conv; amplifier, SW, w/o Bose audio system; AUDI S4 05 exc. Conv; from VIN 400001, amplifier, SW, w/o Bose audio system; AUDI S4 06-08 exc. Conv; amplifier, SW, w/o Bose audio system
