PWM Modules: XTR (H7) Quantity:Pair These tail lights come with

These tail lights come with powerful LED reverse lights and an option to add the LED Backup Boost Bar

and direct replacement for your factory 9006XS halogen bulbs

& 2721 This package: has 2 LED bulbs and they each feature 1 LED

Better Visibility: Powerful LED reverse lights

Engineered Solution: Thanks to the smaller than usual footprint of the 4Banger

PWM Modules: XTR (H7) Quantity:Pair These tail lights come withXenonDepot PWM HID Fix: The magic little box that you've been looking for if you're installing an HID kit or LED kit in a vehicle equipped with PWM (pulse width modulation) headlight technology. What is PWM? Newer vehicles use PWM technology to increase bulb life and reduce fuel consumption by sending a pulse of alternating voltages to the headlight bulb, as opposed to a stable 12V. Factory installed incandescent or halogen bulbs can handle this pulse