Boslla Bullet B4 LED headlight installation steps：

1. Remove the headlight assembly.

• Remove the headlight assembly by removing the three bolts holding it in. The bottom two are located in between the headlight assembly and the front bumper. A socket extension and a flashlight may be required to gain access to these bolts. If not available, they can also be reached with a wrench if you go from underneath the The top bolt is located in the upper inner corner nearest the radiator. You will have to detach the rubber seal to be able to view this bolt.

2. Pull out the headlight assembly.

• Remove the black retainer with the red O-ring from the Boslla LED bulb by twisting and pulling counterclockwise.
• Slide the gray retainer ring onto the Boslla LED bulb with the wide end pointing towards the LED chips then reattach the slotted black retainer with the red O-ring.
• Pull out the headlight assembly while being cautious not to damage the wiring attached. There is a plastic ball and socket joint you will have to pop when removing the This can be done with a flathead screwdriver.

3. Remove the old halogen headlight bulb.

• Remove the old halogen he nterclockwise and pulling out on the gray colored retainer.
• Grab the headlight bulb and pull it out of its.
• Unplug the headlight from the blue socket by lifting up on the tab and pulling outward
• Remove the slotted retainer ring on the halogen bulb by twisting and pulling counterclockwise
• Now you will be able to remove the gray retainer ring by lining up the slots

4. Fixed the gray retainer ring and the Boslla clip onto the bulb.

• Remove the black retainer with the red O-ring from the Boslla LED bulb by twisting and pulling counterclockwise.
• Slide the gray retainer ring onto the Boslla LED bulb with the wide end pointing towards the LED chips then reattach the slotted black retainer with the red O-ring.

5. Plug in your new 9007 Boslla LED headlight bulb to the blue socket.

• Plug in your new 9007 Boslla LED headlight bulb to the blue socket. Be sure not to bend the tabs inside the male socket connector. These tabs are extremely fragile and break quite If one gets bent, carefully bend it back with pliers. The socket should slide in easy and smooth. If you have to force it you are likely bending one or all of the tabs.

6. Remove the glass protector from the Boslla LED bulb.

7. Insert the bulb into the headlight.

• Insert the Boslla LED bulb into the headlight assembly with the yellow colored LED chip in the top position while lining up the slots in the black retainer with those on the headlight assembly.
• Line up the slots, apply pressure, and turn the gray retainer ring clockwise until you feel it lock in place (be sure it does not get locked in crooked otherwise moisture will be able to enter your headlight assembly).

8. Check Boslla headlight if works well or not.

• Place the headlight assembly back into the truck to make sure there is at least 1 cm between the fan and the dust cover to allow proper Make sure no wires are in a position to interfere with the fan.
• Turn on your lights to make sure they work. Turn them on and off repeatedly to make sure your Boslla LED Bulbs change color as they were designed. The order should be white, white/yellow, yellow.
  Secure the three bolts in their original mounting Be sure not to overtighten and crack the plastic.

9. Repeat steps 1-8 for the other headlight.

After the bulbs on both sides of the vehicle are installed, mounted, and verified to be functioning correctly, your installation is complete. Enjoy your new Boslla 9007 LED headlights!

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