
CAUTION!
All accessories, switches, climate
controls panels, and especially air bag indicator
lights must be connected before cycling the
ignition. Also, do not remove the factory radio
with the key in the on position, or while the
vehicle is running.
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MetraOnline.com © COPYRIGHT 2017 METRA ELECTRONICS CORPORATION REV. 7/11/17 INST99-5025
INSTALLATION INSTRUCTIONS
99-5025
KIT FEATURES
• ISO DIN radio provision with pocket
KIT COMPONENTS
• A) Radio brackets • B Trim plate • C) (4) #8 x 1” Philips screws •D) Pocket • E) (4) #8 x 3/8” Phillips screws
TOOLS REQUIRED
• Phillips screwdriver
• Radio removal tools 86-5618
TABLE OF CONTENTS
Dash Disassembly ..................................................2
Kit Assembly
–ISO DIN radio provision with pocket ..................3
WIRING & ANTENNA CONNECTIONS (sold separately)
Wiring Harness: 70-1770 • 70-1768 (amplified models)
Antenna Adapter: Not required
A B C D
Ford Mustang 1987-1993
E

1.800.221.0932 | MetraOnline.com
2
1. Using Metra’s 86-5618, pull the factory
radio from the dash and disconnect the
wiring. (Figure A)
2. Remove (2) 7/16” hex bolts from inside
the dash cavity and remove the radio
subdash bracket. (Figure B)
Note:
The threaded studs from under this
bracket will also need to be removed for
the aftermarket radio to clear
.
Continue to Kit Assembly
ALSO REMOVE (2) THREADED STUDS FROM UNDER BRACKET
7/16” (2)
HEX BOLTS
RADIO SUB-DASH BRACKET
(Figure B)(Figure A)
DASH DISASSEMBLY

REV. 7/11/2017 INST99-5025
3
(Figure A) (Figure B)
KIT ASSEMBLY
ISO DIN radio provision with pocket
1. Secure the
radio brackets
to the radio
using the screws supplied with the
radio. (Figure A)
2. Secure the
pocket
to the radio assembly
using the (4) #8 x 3/8” Phillips screws
provided. (Figure A)
3. Locate the factory wiring harness and
antenna connector in the dash and
complete all necessary connections to
the radio. Metra recommends using the
proper mating adapter from Metra. Test
the radio for proper operation.
4. Secure the
trim plate
to the completed
assembly, and also to the vehicle, using
the (4) #8 x 1” Phillips screws provided.
(Figure B)

KNOWLEDGE IS POWER
Enhance your installation and fabrication skills by
enrolling in the most recognized and respected
mobile electronics school in our industry.
Log onto www.installerinstitute.com or call
800-354-6782 for more information and take steps
toward a better tomorrow.
®
Metra recommends MECP
certified technicians
IMPORTANT
If you are having difficulties with the installation of this product,
please call our Tech Support line at 1-800-253-TECH. Before
doing so, look over the instructions a second time, and make
sure the installation was performed exactly as the instructions
are stated. Please have the vehicle apart and ready to perform
troubleshooting steps before calling.
The World’s best kits.
®
MetraOnline.com © COPYRIGHT 2017 METRA ELECTRONICS CORPORATION REV. 7/11/17 INST99-5025
INSTALLATION INSTRUCTIONS
99-5025