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How to Install MMD Classic Quarter Window Louvers on your 2005-2013 Mustang

Installation Time

30 minutes

Tools Required
  • Alcohol Prep Pad (supplied)
American Muscle
Shop Parts in this Guide


Before beginning, thoroughly clean the
quarter windows to make sure they are
clean and free of any dirt or contaminants.

To ensure a strong bond, please make sure
you use the alcohol prep pads and 3M
Adhesion Promoter as illustrated in the

Step 1

Using the supplied alcohol prep pad, wipe down the mounting points on the louver as well as the outside of the quarter window where the louvers will adhere. ***Only use one alcohol pad per side***

Step 2

Using the supplied 3M Adhesion Promoter Pad, thoroughly wipe down the mounting points on the louver as well as the outside of the quarter window where the louvers will adhere. ***Only use one Adhesion Promoter Pad per side***

Step 3

Place the supplied 3M Dual-Lock on the
louvers’ mounting points, then attach the mate to each of the six Dual-Lock strips that were just adhered to the louver.

Step 4

Peel the backing from the 3M Dual-Lock
and place the louver lightly over the
quarter window starting with the rear
most portion as shown. Do not press
down on the louver to fully seat the
adhesive at this point.

Step 5

Once the louver is properly positioned
around the quarter window, firmly press
down around the entire edge of the louver to fully lock in the Dual-Lock. Repeat Steps 1-5 for opposite side louver to complete the installation. ***To clean, separate the 3M Dual-Lock by pulling up from one of the corners***

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