Double Fury 78 LED Turn Signal Light for Peterbilt 389

Upgrade your Peterbilt 389 with this Double Fury 78 LED Turn Signal Light. Featuring a dual-color LED design, plug-and-play installation, and high-output illumination, this light delivers both improved visibility and a bold custom appearance.

High-Output Dual-Color LED Performance

This Double Fury light features a powerful 78 LED configuration, delivering strong illumination and a unique lighting signature.

LED configuration includes:

• 40 CREE-type LEDs (primary signal)

• 38 secondary color LEDs (accent function)

The secondary color overrides the primary signal when activated, allowing for dual-function lighting.

Designed for Peterbilt 389 Fitment

This light is engineered as a direct replacement for the rear headlight housing turn signal on the Peterbilt 389.

Installation benefits:

• Fits factory mounting location

• Designed to replace OEM turn signal light

• Maintains proper fitment and alignment

Plug-and-Play Primary Signal Installation

The primary LED signal connects directly to the factory wiring.

Installation features include:

• OE-style plug for direct connection

• No cutting or modification required for primary function

• Quick and straightforward installation

The secondary color function requires additional wiring for activation.

Durable Sealed Construction

Polycarbonate Lens

The light uses a high-quality injection-molded polycarbonate lens for durability and clarity.

Fully Sealed Electronics

Internal components are sealed to resist corrosion and moisture, ensuring long-term reliability.

IP67 Water Resistance

Rated IP67 waterproof, the light is built to withstand harsh weather and road conditions.

Dual-Function Lighting Setup

Primary Function

• Amber LED turn signal

• DOT/SAE compliant for road use

Secondary Function

• Auxiliary color LED

• Overrides primary when activated

• Intended for off-road or auxiliary use only

Compliance & Safety

The primary LED function meets required lighting standards.

• DOT compliant

• SAE compliant

• Meets FMVSS108 standards

Note: Secondary color function is for auxiliary/off-road use only.

Fitment & Compatibility

Fits:

• 2008–2024 Peterbilt 389

Application notes:

• Designed for rear headlight housing turn signal position

• Available for driver or passenger side (sold individually)

What’s Included

• 1 × Double Fury 78 LED Turn Signal Light (Driver or Passenger Side)

Warranty Coverage

Backed by a 3-Year Limited Warranty.

Frequently Asked Questions

What truck does this light fit?

It fits 2008–2024 Peterbilt 389 trucks.

Is this a plug-and-play installation?

Yes. The primary turn signal function plugs directly into the OE harness.

What is the dual-color feature?

The light includes a secondary color LED that overrides the primary signal when activated.

Is the secondary color street legal?

No. The secondary color is intended for off-road or auxiliary use only.

Is this light waterproof?

Yes. It has an IP67 water resistance rating.

Is this sold as a pair?

No. It is sold individually, so specify driver or passenger side.