PWM Module: GTR Ultra 2.0 (Pair / 9005/9006) Chevrolet Resist shock and vibration to

Resist shock and vibration to extend the life of your lights

these bulbs outshine the competition

or fog – the Yellow-output version will slay in sour weather

more efficient headlights

PWM Module: GTR Ultra 2.0 (Pair / 9005/9006) Chevrolet Resist shock and vibration toPulse Width Modulation: Is frequently found in the electrical systems that run the headlight circuit in many modern vehicles, and when it comes to HID or LED upgrades, that's a problem since it results in constant flickering on the new setup Do you need these? Not sure whether or not you'll need these when doing an upgrade on your vehicle? Check out the rule of thumb guide in the tech specs below for some information to help you make the best