Full LED Headlight Conversion for Peterbilt 379
Take your truck beyond basic upgrades with a complete LED projection headlight assembly. Designed as a direct replacement for the Peterbilt 379, this system delivers both improved visibility and a polished chrome look that stands out on any build.
This is a full upgrade solution, not just a bulb swap.
Key Features & Benefits
High Output LED Performance
- Low Beam: 1,600 lumens
- High Beam: 2,400 lumens
Provides a major visibility upgrade over traditional sealed beam headlights.
Projection Beam Technology
- Focused and controlled light output
- Improved road illumination
- Reduced glare compared to standard reflector housings
Designed for both performance driving and long-haul visibility.
Premium Chrome Styling
- Chrome inner housing for a polished, high-end appearance
- Enhances classic Peterbilt styling
- Ideal for show trucks and custom builds
Complete Headlight Assembly
Includes:
- Full LED headlight system
- Integrated die-cast mounting arm
- Pre-configured wiring setup
Eliminates the need for separate housings, bulbs, or brackets.
Direct Fit for Peterbilt 379
- OE-style threaded mounting holes
- Designed as a direct replacement for Peterbilt 379
- Includes extended wiring loom for connection
Custom Application Capability
Compatible with other models such as:
- Peterbilt 357 / 359 / 365 / 367 / 378 / 389 / 567
Note: These applications may require:
- Custom installation
- Hood modification for alignment
Heavy-Duty Construction
- Chrome plastic housing
- Die-cast mounting arm
- Built to handle vibration and harsh road conditions
Installation Hardware Included
Comes with:
- M8 hex bolts, washers
- Quick-splice connector
- Wiring loom
Basic tools required:
- 13mm & 10mm socket wrench
- Wire stripper
- Electrical tape
Performance & Technical Specs
- Voltage: 12–24V DC
- Power Consumption: 70W total
- Current Draw: 6.35A @ 12V
- Low Beam: 1,600 lumens (2.1A)
- High Beam: 2,400 lumens (2.25A)
- Compliance: DOT/SAE, FMVSS 108
- Finish: Chrome inner housing
Driver & Passenger Options
- Driver Side (Item #35775)
- Passenger Side (Item #35776)
Sold individually. Order both for a complete upgrade.
Installation Notes
- Direct bolt-on for Peterbilt 379
- Wiring required using included loom
- Custom applications may require modification
Professional installation recommended for best results.
Built for Show and Performance
This chrome version is designed for drivers who want:
- High-output LED performance
- Classic polished styling
- A full modern headlight upgrade
Perfect for:
- Show trucks
- Custom builds
- Premium upgrades
What’s Included
- (1) LED Projection Headlight Assembly (Driver or Passenger)
- Integrated mounting arm
- Wiring loom
- Mounting hardware
Frequently Asked Questions About Peterbilt 379 LED Headlights
Are these plug and play for Peterbilt 379?
They are designed as a direct replacement with OE-style mounting, but wiring connection is required.
What’s the difference between chrome and blackout versions?
Chrome offers a polished, classic look, while blackout provides a more aggressive, modern appearance.
Do these fit other Peterbilt models?
They may fit models like 357, 359, and 389, but custom installation and modification may be required.
What is a projection headlight?
Projection headlights use a focused lens system to produce a more controlled and efficient beam pattern.
Are these brighter than sealed beam headlights?
Yes, they provide significantly improved brightness and beam performance.
Do I need both driver and passenger sides?
Yes, they are sold individually, so both sides are needed for a full upgrade.
Are these DOT compliant?
Yes, they meet DOT/SAE and FMVSS 108 standards.
Can these be used on 24V trucks?
Yes, they are compatible with both 12V and 24V systems.


















