2014-2018 GMC Sierra 1500 LED Projector Headlights with Amber DRL (pair) SS3 Three trigger wires for OEM-like

Three trigger wires for OEM-like control through vehicle signals

or adjusting settings for low-light conditions

Plug-and-play wiring harness

no worries - SL2 Pro has you covered with an adjustable collar that can be securely locked at the correct position

Even though the factory headlights don't have a DRL

2014-2018 GMC Sierra 1500 LED Projector Headlights with Amber DRL (pair) SS3 Three trigger wires for OEM-likeLooking to upgrade the headlamps on your Sierra 1500? Look no further. Introducing LED Projector Headlights from Form Lighting! Features Increased output with triple LED projectors Modern styling with LED DRL and sequential turn signal Plug and play installation, with included wire harness DOT compliant output The GMC Sierra is an excellent truck, with plenty of modern features. GM started including LED components in the headlights, but stopped short