4" Round LED Turn Signal Lights

This light is a stop/turn/tail and a backup light, all in one housing! Using the standard three-prong offset plug, it will light up red and functio...

As the name implies, these Fleet lights are economically priced, but high-quality - perfect for outfitting a large number of trucks without bankrup...

As the name implies, these Fleet lights are economically priced, but high-quality - perfect for outfitting a large number of trucks without bankrup...

Looking for a simple, uncomplicated tail light? This style is a great option for drivers who like a classic look, rather than one of our more moder...

This light is RED, only. It is not part of the Dual Revolution series, although the similar looks make it a good pairing for those lights.

Looking for a simple, uncomplicated tail light? This style is a great option for drivers who like a classic look, rather than one of our more moder...

These turn signals are a customer favorite. We've sold them two at a time, and we've sold them twenty at a time! They have the most diodes of any 4...

This light is a stop/turn/tail and an auxiliary light, all in one housing! Using the standard three-prong offset plug, it will light up red and fun...

This version of the "Fleet" LED turn signal has a built-in Grote 3-pin plug in the back. This is the round plug with evenly spaced pins, not the mo...

This light is a stop/turn/tail and an auxiliary light, all in one housing! Using the standard three-prong offset plug, it will light up red and fun...

This light is a stop/turn/tail and an auxiliary light, all in one housing! Using the standard three-prong offset plug, it will light up red and fun...

What looks like a normal, grommet-mount tail light is anything but! The glowing outer "Halo" acts as a soft but fully-functional marker light, then...

The unique "Mirage" series turn signals feature a ring of LED light around the outer edge, with a center "tunnel" visual effect that makes the ligh...

Here's a practical, super-effective light that's just as at home on a show truck as it is on every truck in the fleet. Mounts into a standard 4" ru...

This light has a built-in 3 prong female plug on the back. This is a surface mount light - not a grommet mount.

This is a fantastic light for multiple applications - rear utility lights in the sleeper, mudflap hanger lights, and more. It is hard wired with fo...

The Competition Series is a line of products intended to look good enough for the truck show, but also hold up out on the road. These stop/turn/tai...

This light is a stop/turn/tail and a backup / reverse light, all in one housing! Using the standard three-prong offset plug, it will light up red a...

We featured this light in Chrome Time Webisode 3.Features: Fits any standard 4" rubber grommet or mounting flange. Built-in three-prong female plug...

This is not a grommet mount light. It is a surface mount light, perfect for applications like replacing the load lights in the back of your sleeper...

This is not a grommet mount light. It is a surface mount light, perfect for applications like replacing the load lights in the back of your sleeper...

This light is a stop/turn/tail and an auxiliary light, all in one housing! Using the standard three-prong offset plug, it will light up red and fun...

This light requires the use of either a rubber grommet or mounting flange.This light has a built-in three-prong female plug in the back.These light...

The unique "Mirage" series turn signals feature a ring of LED light around the outer edge, with a center "tunnel" visual effect that makes the ligh...

This light is a stop/turn/tail and a backup light, all in one housing! Using the standard three-prong offset plug, it will light up red. The additi...

This chrome-plated light is a much more durable option than our mirrored grommet cover. You won't have to worry about broken glass with these!Featu...

Trux has brought their massively popular pedestal turn signal to a grommet-mount style turn signal. Their "super diode" line of lights features 8mm...

This is a flange mount light - no grommet required. The twist-on chrome bezel hides the mounting holes. Mounting hardware not included. It has a bu...

This light is a stop/turn/tail and a backup light, all in one housing! Using the standard three-prong offset plug, it will light up red. The additi...

This brake light is a great alternative to some of our more plain styles. It may not be as economical, but it's worth the extra bucks!Features: Lo...

This light requires the use of either a rubber grommet or mounting flange.This light is hard-wired with one three-prong female plug, connected to t...

This light is a stop/turn/tail and an auxiliary light, all in one housing! Using the standard three-prong offset plug, it will light up red and fun...

If you want a little more sparkle than our economy lights but you still don't want to spend your entire budget, these 44 diode lights make a great ...

This light has a standard three-prong offset female plug built into the back - this powers the normal stop/turn/tail red functions. There is an add...

Trux has brought their massively popular pedestal turn signal to a grommet-mount style turn signal. Their "super diode" line of lights features 8mm...

This light is a dual-voltage version of our SKU #11838, shown as a related item. It will work in both 12- and 24-volt systems, with no additional w...