What size is this bulb?

This Diode Dynamics bulb is a direct replacement for any 28mm-size bulb. These are commonly found in vanity mirror lights in many vehicles. If you're unsure what size you need, consult your vehicle's owner's manual.

How bright is this bulb?

The SMF2 LED provides 24 lumens of light output. According to Diode Dynamics, this provides about double the total light compared to your original 28mm-sized bulb. This is a noticeable improvement in brightness.

What is the warranty on this bulb?

This Diode Dynamics bulb is backed by an industry-leading three-year replacement warranty. This covers any failures or defects in materials or workmanship. If you have any issues, contact Diode Dynamics directly for assistance.

Diode Dynamics

Diode Dynamics 28mm SMF2 LED Bulb - Amber (Pair)

Name: Diode Dynamics 28mm SMF2 LED Bulb - Amber (Pair)
Brand: Diode Dynamics
Price: 12.24 USD
Availability: InStock

$12.24

Direct replacement for factory 28mm festoon bulbs. Adds a modern LED appearance with simple plug and play installation.

Key Features

Direct replacement — for factory 28mm festoon bulb
Modern look — adds LED appearance
Simple install — plug and play
Constant-current circuitry — lasts for years, not months, with no flickering or failure
24 lumens — provides about double the total light compared to your original 28mm-sized bulb
Wide range of colors — available in blue, red, amber, green, cool white 6000K and warm white 3000K

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Will this fit your vehicle?

Compatible with 218 vehicles

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Since 1957

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Product Details

The 28mm SMF2 LED bulb is a direct replacement for any 28mm-size bulb commonly found in vanity mirror lights in many vehicles. The SMF2 upgrades the factory yellowish incandescent bulb to a more modern LED appearance with increased output.