Why Choose This Peterbilt 579 & Kenworth T660 Black LED Fog Light
This black LED fog light is built for truck owners, fleets, and repair shops replacing or upgrading fog lights on select Peterbilt 579, Peterbilt 587, and Kenworth T660 trucks. It combines a 4-1/4″ round die-cast aluminum housing, high power CREE-type LEDs, integrated position light bar, and multi-voltage 12-24V compatibility.
For buyers who want more than a basic fog light replacement, this SKU adds black styling, position light functionality, and verified heavy-duty specs for the listed truck applications.
Key Features & Benefits
Built for Select Peterbilt and Kenworth Applications
This black LED fog light is listed for the following applications based on the supplied product data:
- 2008-2017 Kenworth T660
- 2013-2021 Peterbilt 579
- 2012-2016 Peterbilt 587
Black 4-1/4″ Round Fog Light Design
The 4-1/4″ round light uses a black housing style for a darker, cleaner appearance. This makes it a strong option for trucks with black accents, blackout lighting, custom bumpers, or a more modern front-end look.
Die-Cast Aluminum Housing
The aluminum die-cast housing gives this fog light a rugged structure for heavy-duty truck use. This is a verified housing feature and should be included in the product copy.
6 High Power CREE-Type LEDs
This fog light features 6 high power CREE-type LEDs for the main fog light function. The supplied product data lists bright output rated at 800 lumens.
12 Additional LEDs as Position Light
This light includes 12 additional LEDs as a position light. The position light bar requires wiring with a standalone wire lead with male bullet plug, so buyers should be aware that this function may require additional installation attention.
Fits Left and Right Hand Sides
This fog light fits both the left and right hand sides based on the supplied product data. Confirm whether the listing is sold individually or as a pair before ordering.
OE-Style Mounting Bracket
The OEM-style mounting bracket supports more straightforward installation for the listed truck applications. Always confirm your truck’s mounting area and existing hardware condition before installing.
OE-Style Wiring Harness
This fog light uses an OE-style wiring harness for easier electrical connection. The position light bar uses a standalone wire lead with male bullet plug, so wiring should be checked carefully before installation.
12-24V Multiple Voltage Compatibility
This fog light is compatible with 12-24V systems based on the supplied product data. This is a useful feature for heavy-duty truck applications, but buyers should still confirm their truck’s electrical setup before installation.
DOT/SAE, FMVSS 108, and IP65 Rated
The supplied product data lists DOT/SAE, FMVSS 108, and IP65 rating for this fog light. Confirm product labeling and local requirements before installation if compliance is important for your application.
Performance / Compatibility / Use Case
Best Use: LED Fog Light Replacement With Position Light
This product is best used as a black LED fog light replacement or upgrade for listed Peterbilt and Kenworth applications. It is suited for truck owners who want fog light function plus an integrated position light bar in a round black housing.
Fitment Should Follow the Verified Application List
Use the verified application list when publishing this product:
- 2008-2017 Kenworth T660
- 2013-2021 Peterbilt 579
- 2012-2016 Peterbilt 587
Load Resistors May Be Required
Installation may require load resistors, item #34205 or #34235, based on the supplied product data. This should be included clearly on the product page because it may affect installation planning.
Installation / Fitment / Technical Details
Installation depends on your truck year, model, side, wiring condition, mounting area, and whether the position light function will be connected. The fog light uses an OE-style wiring harness for the main connection, while the position light bar requires a standalone wire lead with male bullet plug.
Before ordering or installing, check:
- Truck year, make, and model
- Driver side or passenger side replacement needs
- Whether you need one light or a pair
- Existing mounting bracket area
- Existing wiring harness condition
- Position light wiring requirement
- Whether load resistors are needed
- Final fog light aim after installation
Wiring color code based on the supplied product data:
- Yellow = Fog (+)
- Brown = Position Light (+)
- Blue = Ground (-)
Installation may require load resistors, item #34205 or #34235.
Build Quality / Materials / Warranty / Trust Signals
This black LED fog light includes a 4-1/4″ round die-cast aluminum housing, 6 high power CREE-type LEDs, 12 additional position light LEDs, OEM-style mounting bracket, OE-style wiring harness, standalone position light wire lead with male bullet plug, 800 lumen output, 12-24V compatibility, DOT/SAE and FMVSS 108 listing information, IP65 rating, and 1-year warranty based on the supplied product data.
Check the product listing or contact BTS Lighting before ordering if you need exact item number, package quantity, hardware contents, or side confirmation.
What’s Included
- Black 18 LED fog light with LED position light bar
- OEM-style mounting bracket
- OE-style wiring harness
- Standalone position light wire lead with male bullet plug
Package contents beyond the listed light, bracket, harness, and position light lead are not confirmed. Load resistors may be required and are listed separately as item #34205 or #34235.
Frequently Asked Questions
What trucks does this black LED fog light fit?
This fog light is verified for 2008-2017 Kenworth T660, 2013-2021 Peterbilt 579, and 2012-2016 Peterbilt 587 trucks based on the supplied application data. Do not assume earlier year fitment unless confirmed by supplier data.
Is this fog light for Peterbilt 579 trucks?
Yes, this fog light is listed for 2013-2021 Peterbilt 579 trucks based on the supplied application data.
Is this fog light for Kenworth T660 trucks?
Yes, this fog light is listed for 2008-2017 Kenworth T660 trucks based on the supplied application data.
Does this fit both left and right sides?
Yes, the supplied product data states this fog light fits both the left and right hand sides. Confirm whether the listing is sold individually or as a pair before ordering.
What is the lumen rating?
This fog light is rated at 800 lumens based on the supplied product data. It uses 6 high power CREE-type LEDs for the main fog light function.
What are the extra 12 LEDs for?
The extra 12 LEDs are used as a position light. The position light bar requires wiring with a standalone wire lead with male bullet plug.
Does this fog light require extra wiring?
The main fog light uses an OE-style wiring harness, while the position light bar requires a standalone wire lead with male bullet plug. Wiring should be checked before installation.
What is the wiring color code?
The supplied wiring color code is Yellow for Fog positive, Brown for Position Light positive, and Blue for Ground negative. Always verify wiring before final installation.
Will I need load resistors?
Load resistors may be required based on the supplied product data. The listed resistor item numbers are #34205 or #34235.
Is this fog light DOT/SAE, FMVSS, or IP rated?
Yes, the supplied product data lists DOT/SAE, FMVSS 108, and IP65 rating for this fog light. Confirm product labeling and local requirements before installation if compliance is important.
