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How To Install a MMD Ducktail Spoiler Unpainted on your 1999-2004 Mustang - Excludes 2003-2004 Cobra

Installation Time

2 hours

Tools Required
  • 10mm Deep Socket
  • Ratchet
  • Trim Removal Tool
  • Phillips Head Screw Driver

Contents: 

(1) - Cobra Style Spoiler
(2) - Moun ng hardware
(1) - Tape Kit
(4) - Alcohol Prep P
adsa
(2) - 3M Adhesion P
romoter Pads (2) - Fill Plugs 

Be sure to use the alcohol prep pads and 3M adhe sion promoter pads as instructed.

Use cau on centering the spoiler once the red backing is removed, the 3M tape can be very s cky 

Step 1 

Open Trunk and locate the factory spoiler mounting bolts.
-99-00 Remove the outer 2 nuts on either side

-01-04 remove the inner 2 nuts on either side.

Then Remove the Factory spoiler.



Step 2 

Thoroughly Clean both painted surfaces to remove and dirt, grease, and wax. Prep the new Spoiler with the alcohol prep, and then the 3M Adhesion Promoter 


Step 3 

Apply the supplied tape to the corresponding red outlined arears below 


Step 4 

Remove the 3M red backing tape. Center the spoiler so that the bolt holes line up correctly. 


Step 5 

Center the spoiler so that the bolt holes line up correctly. Install with the supplied hardware.

Note: 99-00 will only use the 3M tape to secure the spoiler to the deck lid.

01-04 will use the rearward most mounting holes 


Step 6 

Remove the red backing from the plugs and firmly press them into any exposed holes. 

Note:
99-00 will 6 01-04 will use 2 


INSTALLATION GUIDE:

99-04 Duck Tail Spoiler

Item # 388987 

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