
PIAA 19618 Xtreme White Plus
Buy on Amazon →
Used for: Headlight Bulb High Beam and Low Beam
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb
Used for: Center High Mount Stop Light Bulb, Courtesy Light Bulb, Map Light Bulb
Used for: Center High Mount Stop Light Bulb, Courtesy Light Bulb, Map Light Bulb
Used for: License Plate Light Bulb
Used for: License Plate Light Bulb
Used for: Parking Light Bulb, Turn Signal Light Bulb Front
Used for: Side Marker Light Bulb Front
Used for: Side Marker Light Bulb Rear
Used for: Turn Signal Light Bulb Rear
Used for: Dome Light Bulb, Trunk or Cargo Area Light
Used for: Glove Box Light Bulb
Used for: Glove Box Light Bulb
This page covers the bulb sizes for the 2008 Ford Expedition and helps you verify the correct bulb by lighting position. Whether you are replacing a burned-out lamp or upgrading to a different type of bulb, matching the socket location is the safest way to avoid fitment mistakes.
The 2008 Expedition uses several different bulb types across the front, rear, and interior lighting systems. Because trim level, lighting package, body style, and market can affect the exact setup, it is smart to confirm the bulb location before buying replacement bulbs.
For the best fit, compare the bulb listed for each position with the bulb already installed in your Expedition, especially if your vehicle has factory halogen lighting, an aftermarket LED conversion, or a previous repair that may have changed the socket or connector. Some exterior and interior lamps can vary by trim or package, so a quick visual check before purchase can save time and returns. If you are switching to LED bulbs, make sure the bulb shape, polarity, and depth are compatible with the housing, and remember that some LED upgrades may need load resistors or other parts to work correctly without warning messages or hyperflash. When in doubt, remove the old bulb and match the number stamped on the base before ordering.
The headlight bulb for both high beam and low beam is H13 on this page.
The rear turn signal bulb is listed as 4157.
Both the front turn signal light and the parking light use 3157A.
The brake light bulb and tail light bulb are both listed as 4157R.
The back up reverse light bulb is 921.
The license plate light bulb options listed are 168 and 917.
The dome light bulb and trunk or cargo area light both use 578.
The map light bulb and courtesy light bulb are both listed as 2825 and 98.
The glove box light bulb options listed are 194 and 7441.
The front side marker light bulb is 194NA.
The rear side marker light bulb is 4157NA.
Yes. Trim level, lighting package, body style, and market can change the exact bulb setup, so it is important to verify the bulb by position before ordering.
Yes. Checking the installed bulb is the best way to confirm fitment, especially if the vehicle has been modified or previously repaired.