Why Choose This GloLight Housing Cover?
Factory rear headlight covers are:
- Non-illuminated and basic
- Lacking custom styling
- Limited in visual presence
This upgrade transforms that area.
With integrated LEDs and a smooth glow effect, you get a clean, high-end lighting upgrade without replacing your full headlight assembly.
Perfect For:
- Peterbilt 389 lighting upgrades
- Show trucks and custom builds
- Clean chrome + clear lens setups
- Matching other LED lighting accessories
GloLight LED Design (Signature Glow Effect)
Built to stand out:
- 24 LED configuration
- Unique GloLight design with smooth glow pattern
- Vivid running light effect
Creates a modern lighting signature on your truck.
Amber LED with Clear Lens (Clean Look)
Combines performance and styling:
- Amber LED output
- Clear lens for a sharper, cleaner appearance
- Dual function capability (low + high function)
- Works on standard 12V DC systems
⚠️ Output characteristics may vary depending on wiring and vehicle setup.
Chrome Housing with Polycarbonate Lens
Built for durability and appearance:
- Injection molded housing with triple chrome plated finish
- Polycarbonate lens construction
- Designed for long-term use
Delivers both strength and show-quality shine.
Fully Sealed Electronics
Engineered for reliability:
- Electronics sealed in epoxy
- Helps resist moisture and corrosion
- Designed for real-world truck environments
Direct Replacement Fit
Simple install with factory-style fitment:
- Replaces original rear headlight housing cover
- Uses factory mounting location
- No major modifications required
Wiring Configuration
- White = Ground (-)
- Black = Low Function (+)
- Red = High Function (+)
Vehicle Fitment
Compatible with:
- Peterbilt 389 (2008–2023)
⚠️ Fitment may vary depending on configuration—verify before purchase.
What’s Included
- 1 × Driver or Passenger Side GloLight Rear Headlight Housing Cover
Warranty Coverage
- 6-Month Limited Warranty
Frequently Asked Questions
Is this a full headlight assembly?
No. This is a rear housing cover with integrated LED lighting.
What’s the difference between clear and amber lens?
This version uses a clear lens with amber LED output, giving a cleaner daytime look while still producing amber light when powered.
Is this plug-and-play?
Wiring is required using the provided wire functions.
Does this replace the factory housing cover?
Yes. It installs directly in place of the original rear headlight housing cover.
Will this fit all Peterbilt 389 trucks?
It fits 2008–2023 models, but fitment may vary depending on configuration.
Is this suitable for show trucks?
Yes. The chrome finish and clear lens design make it ideal for clean, modern builds.



















