How bright are these bulbs?

These HP11 series bulbs produce 310 lumens each. Diode Dynamics measures all lumen figures in-house for accuracy, so you can be sure you're getting the real numbers.

How long will these bulbs last?

These bulbs are built with constant-current circuitry and transient suppression, which helps them last for years. They're also backed by a three-year replacement warranty.

Is any special wiring required?

No, these bulbs are designed to be a direct replacement for your factory bulbs. Simply remove the old bulb and plug in the new one.

Diode Dynamics 3157 LED Bulb HP11 LED - Amber Set of 4

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Diode Dynamics

Diode Dynamics 3157 LED Bulb HP11 LED - Amber Set of 4

Name: Diode Dynamics 3157 LED Bulb HP11 LED - Amber Set of 4
Brand: Diode Dynamics
Price: 143.31 USD
Availability: InStock

$143.31

Brighter, longer-lasting LED turn signal bulbs in a direct-fit package. Set of four.

Key Features

Direct replacement — fits 3156/3157 sockets.
COB-type LEDs — four side-firing plus one top-mounted with projector.
Aluminum casing — provides heatsinking for long life.
Nonpolar design — works in any socket orientation.
CK-compatible — works with CK sockets.
Simple installation — plug-and-play replacement.

⚠️ 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 38 vehicles

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Since 1957

Family-owned

Product Details

Add more light output and a modern appearance to your vehicle with the 3156/3157 HP11 turn signal bulb. Populated with four side-firing LED chips and one 5W LED chip with a projector lens on top the HP11.