Blackout Styling with Sequential Signal Upgrade
Upgrade your Peterbilt 579 with a modern blackout headlight that combines clean styling with advanced lighting features. This projection headlight delivers a focused beam pattern along with bright LED position lighting and a switchable sequential turn signal for a noticeable upgrade over factory headlights.
Key Features & Benefits
Projection Beam Design
The projector housing helps control and focus the beam pattern more effectively than traditional reflector headlights, improving forward visibility.
LED Position Lighting (28 LEDs)
Integrated LED position lights provide a bright, modern accent that enhances visibility and gives your truck a clean, updated look.
Sequential LED Turn Signal (15 LEDs)
Features a switchable sequential turn signal that creates a flowing light pattern for improved visibility and a premium appearance.
Black Inner Housing Finish
Blacked-out interior delivers an aggressive, custom look ideal for modern builds and trucks moving away from chrome styling.
Patented Lens Design
Engineered with reflective turn signal diffusers to enhance signal visibility and light distribution (Patent No. D858,812).
Performance, Compatibility & Use Case
- Fits 2012–2021 Peterbilt 579
- Also fits 2010–2016 Peterbilt 587
Bulb Specifications:
- Low Beam: H9, 65W (12V)
- High Beam: H1, 55W (12V)
Ideal for:
- OEM headlight replacement
- Blackout/custom truck builds
- Drivers wanting sequential signal upgrades
- Mid-tier upgrade without full LED conversion
Installation & Technical Details
Designed for straightforward installation using factory mounting points and wiring.
- Plug-and-play connection to OEM harness
- OE-style mounting tabs
Important Notes:
- A removable load resistor is pre-installed
- If you experience dimming or improper operation, the resistor may need to be removed depending on your setup
- Always test headlights before final installation
Professional installation is recommended for proper alignment and performance.
Build Quality & Compliance
- Durable aftermarket construction
- Designed for heavy-duty truck applications
- Complies with DOT / SAE / FMVSS 108 standards
What’s Included
- (1) Projection Headlight Assembly (Driver or Passenger side)
- Integrated LED position light
- Integrated LED sequential turn signal
- Pre-installed removable load resistor
Frequently Asked Questions About Peterbilt 579 Projection Headlights
Will these headlights fit both Peterbilt 579 and 587 models?
Yes. These headlights are designed to fit 2012–2021 Peterbilt 579 and 2010–2016 Peterbilt 587 models.
Do these headlights have sequential turn signals?
Yes. These feature a switchable sequential turn signal for a flowing light pattern and improved visibility.
Are these plug-and-play?
Yes. These headlights are designed to plug into the factory wiring harness for straightforward installation.
What type of bulbs do these headlights use?
These headlights use H9 low beam and H1 high beam halogen bulbs.
Can I upgrade these to LED bulbs?
LED bulb upgrades may be possible, but compatibility and beam performance can vary depending on your setup.
What is the benefit of projection headlights?
Projection headlights provide a more focused beam pattern, which can improve visibility compared to traditional reflector designs.
Why is there a load resistor included?
The resistor helps regulate electrical load and prevent issues like flickering. In some setups, it may need to be removed.
Are these DOT compliant?
These headlights are designed to meet DOT, SAE, and FMVSS 108 standards.
