Installation instructions:
1. Use 8 self tapping screws to assemble the 3 rear louvers into one unit.
2. Install 4 flat head screws into the 4 holes on the edge of the splice and secure with nuts.
3. Apply double-sided adhesive and sponge sound insulation strip on the back.
4. Remove the stickers of the double-sided tape and sponge soundproofing strips.
5. Paste the rear louver onto the rear windshield and press it firmly.
6. Clean the side window.
7. Remove the stickers from the side louvers.
8. Stick the side louvers and press them firmly.