Talk to an Americanmuscle Rep
Mon - Sun, 8:30 AM EST - 11:00 PM EST

Free Shipping On Orders Over $49. Details

How to Install a Hatchback Quarter Window Louvers - Unpainted on your 1979-1986 Mustang

Installation Time

1 hours

American Muscle
Shop Parts in this Guide


"Fixed" Side Window Louvers and Rear Window Louvers

  • Using a regular screwdriver, slide it between the window and the rubber gasket all around the window to break the seal.
  • Use soapy water to lubricate the rubber gasket.
  • Apply a light film of petroleum jelly to the louver flange on all sides.
  • Starting at the bottom comer, use a regular screwdriver to lift the rubber gasket and insert the louver flange beneath it.
  • Work your way around the louver, slipping the glange beneath the rubber.
  • Do the bottom last.