Clean Blacked-Out Upgrade with Modern Lighting Accents
Give your Peterbilt 579 a sharper, more aggressive look with these black projection headlights. Combining a focused projection beam with LED position lighting and turn signals, this setup delivers a modern appearance while maintaining a reliable halogen lighting system.
Key Features & Benefits
Projection Beam Design
The projector-style housing helps focus the beam pattern more effectively than traditional reflector headlights, improving forward visibility and reducing scattered light.
LED Position Light & Signal
Integrated LED position lighting and turn signal provide increased visibility and a modern lighting signature on the front of your truck.
Black Inner Housing Finish
A blacked-out interior gives your truck a bold, aggressive appearance—perfect for custom builds or drivers looking to move away from chrome styling.
Direct Plug-and-Play Installation
Designed to connect directly to the factory wiring harness with OE-style mounting tabs for a straightforward install.
Patented Lens Design
Features a patented lens with reflective turn signal diffusers to enhance 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:
- Replacing worn or faded OEM headlights
- Budget-friendly upgrades
- Blacked-out truck builds
- Drivers wanting improved styling without full LED conversion
Installation & Technical Details
Installation is designed to be simple using factory mounting points and wiring connections.
Important Notes:
- A removable load resistor is pre-installed
- If you experience dimming or improper function, 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 long-term use in heavy-duty 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 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.
Are these plug-and-play?
Yes. These headlights are designed to plug into the factory wiring harness for a 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 the setup.
What is the benefit of projection headlights?
Projection headlights focus the light more precisely, which can improve visibility compared to standard reflector housings.
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 headlights DOT approved?
These headlights are designed to meet DOT, SAE, and FMVSS 108 standards.
Are these better than factory headlights?
They provide updated styling, improved beam focus, and modern LED accents compared to many factory headlights.
