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DIN HEAD UNITS:

  Slide the DIN cage into the Housing and secure by bending the metal 

locking tabs down.  Slide the aftermarket head unit into the cage until secure. 

 (see Fig. B)

ISO-DIN HEAD UNITS:

  

Cut and remove the shaft supports from the 

Faceplate.

  Snap the 

Faceplate into the Housing and attach the 

ISO-DIN Spacers

 to the inner walls of the 

Mounting 

Brackets

 by inserting the Spacer pegs into the Bracket holes.  Slide the aftermarket head unit 

into the back of the kit and mount the Brackets to the unit with 

(4) 5mm Flat-head Screws 

supplied.  

(see Fig. C)

(If an equalizer will be included, slide the unit into the back of the 

Radio Housing

 and secure.  

If an equalizer will NOT be included, snap the 

Equalizer Dummy Plate

 into the opening).  

  

2-SHAFT HEAD UNITS:

  Snap the 

Faceplate

 

into the 

Radio Housing,

 slide the aftermarket 

head unit into the kit and secure with shaft 
nuts.  

(see Fig. A)

ALL VEHICLES

6

7

5

Locate the factory wiring harness in the 
dash.  Metra recommends using the 
proper mating adaptor and making 
connections as shown.  (Isolate and 
individually tape off the ends of any 
unused wires to prevent electrical short 
circuit).

A

B

C

D

A) Strip wire ends back ½"
B) Twist ends together
C) Solder 
D) Tape

3

99-7413

INSTALLATION 
INSTRUCTIONS

APPLICATIONS

CAR

       PAGE

NISSAN
   Altima  1993-97........................................................... 1
   Altima  1998-01........................................................... 2

KIT COMPONENTS

TOOLS REQUIRED

Cutting tool

Wrench

Phillips screwdriver

Equalizer 
Dummy Plate

(6) #6 Self-tapping      
Screws

(4) 5mm Flat-head 
Screws

Fig. C

Fig. A

Radio Housing 

Faceplate

ISO-DIN 
Spacers

Mounting 
Brackets

Fig. B

Re-connect the battery terminal and test the unit 
for proper operation.  Mount the head unit/kit 
assembly to the sub-dash with (4) Phillips screws 
removed in step #1.

1-800-221-0932        www.metraonline.com 

 © COPYRIGHT 2001 METRA ELECTRONICS CORPORATION

rev. 250701

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