What does 'constant-current circuitry' mean for this bulb?

Constant-current circuitry regulates the voltage and current flowing through the LEDs. This protects the LEDs from voltage spikes and ensures consistent brightness over the bulb's lifespan. This helps prevent flickering and premature failure.

Where can I use this 39mm LED bulb?

This 39mm HP6 LED bulb is a direct replacement for any 39mm-size bulb commonly found in door lights, dome lights, and trunk lights in many vehicles. Refer to your vehicle's owner's manual to confirm bulb size.

What is the warranty for this Diode Dynamics LED bulb?

This Diode Dynamics LED bulb comes with a three-year replacement warranty. If the bulb fails within three years of purchase, Diode Dynamics will replace it.

Diode Dynamics 39mm HP6 LED Bulb LED - Blue (Pair)

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Diode Dynamics

Diode Dynamics 39mm HP6 LED Bulb LED - Blue (Pair)

Name: Diode Dynamics 39mm HP6 LED Bulb LED - Blue (Pair)
Brand: Diode Dynamics
Price: 25.55 USD
Availability: InStock

$25.55

Modernize your vehicle's lighting with a blue LED. Direct fit for any 39mm bulb.

Key Features

Direct replacement — fits right in place of a 39mm festoon bulb
LED appearance — upgrades your vehicle's lighting to a modern look
Simple install — plug and play design
Eight high-power LEDs — arranged for an omnidirectional pattern
Frosted cover — provides even light distribution
140 lumens — measured light output

⚠️ 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 198 vehicles

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Since 1957

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Product Details

The 39mm HP6 LED bulb is a direct replacement for any 39mm-size bulb. The HP6 upgrades the factory yellowish incandescent bulb to a more modern LED appearance while providing far more light output than the factory bulb.