
Marsauto M1C H11 LED Fog Light Bulbs, 30000LM 6000K Cool ...
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Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam
Used for: Headlight Bulb Low Beam(with halogen headlights)
Used for: Headlight Bulb Low Beam(with HID headlights)
Used for: Back Up Reverse Light Bulb
Used for: Brake Light Bulb, Tail Light Bulb
Used for: Parking Light Bulb, Side Marker Light Bulb Front
Used for: Side Marker Light Bulb Rear
Used for: Turn Signal Light Bulb Front
Used for: Turn Signal Light Bulb Rear
Used for: Dome Light Bulb
Used for: Trunk or Cargo Area Light
This 2014 Ford Focus ST bulb size page helps you quickly verify the correct bulbs by lighting position, so you can replace the right lamp without guessing. Whether you are changing a headlight, tail light, or interior bulb, matching the bulb to the exact location is the easiest way to avoid fitment mistakes.
Because the 2014 Focus ST can use different lighting setups depending on trim, market, and body style, this guide is organized by function rather than by a single universal bulb list. Use it to compare the bulb size for each exterior and interior position before you buy replacements.
For the best fit, always confirm whether your car has halogen or HID low beams, since the low beam bulb size differs between those setups. Lighting packages and trim differences can also affect the exact bulb used, and aftermarket LED conversions may require additional parts or may not fit the housing the same way as a standard halogen bulb. Before ordering, it is smart to check the bulb currently installed in your 2014 Ford Focus ST, especially if the car has been modified or if you are replacing a bulb after a previous owner changed it.
The low beam headlight bulb size for halogen headlights is H11.
Models equipped with HID headlights use a D8S low beam bulb.
The high beam headlight bulb size is H1.
The front fog light bulb is listed as H11 LED.
The front turn signal light bulb size is 7440A.
The rear turn signal light bulb size is 3757A.
Both the brake light and tail light bulb sizes are 3157R.
The rear side marker light bulb size is 3157A.
The front side marker light bulb size is 168NA.
The parking light bulb size is 168NA.
The back up reverse light bulb size is 921.
The trunk or cargo area light bulb size is 2825.
The dome light bulb size is 64111, and it is listed as optional.
Because trim, lighting package, market, and body style can change the bulb used, checking the installed bulb helps confirm the correct fit before you purchase.