Ford 2003 Mustang Workshop Manual page 3432

SECTION 415-03: Speakers
DESCRIPTION AND OPERATION
Speakers
NOTE: Premium sound speakers (18808) are labeled with either 6 OHMS or 8 OHMS.
The coupe has a four-speaker system, with two door-mounted speakers and two in the package
tray panel (46506).
On the convertible, the two rear speakers are located behind the quarter trim panel. (31012)
The MACH 460 subwoofer system has eight speakers. On the coupe, two are located in each
door and four are in the subwoofer assembly. On the convertible, two speakers are in each door
and two are mounted in each subwoofer assembly behind the rear quarter trim panels. Both the
coupe and convertible subwoofer assemblies are not repairable.
The MACH 1000 has all the components of the MACH 460 system plus two additional
subwoofers located on each side of the trunk and four additional amplifiers. These subwoofers
can be serviced independently.
2003 Mustang Workshop Manual