Whelen M4 DUO Linear Super LED | Strobes N More cargo deck 2010-2021 GMC Sierra 2500

2010-2021 GMC Sierra 2500

2 Year Factory Direct Warranty

only single lightheads come in this option

1 Quad Converter ONLY is needed to control up to 8 of the below Quad models

Polished cast aluminum housing

Whelen M4 DUO Linear Super LED | Strobes N More cargo deck 2010-2021 GMC Sierra 2500The All New Whelen Duo M Series LEDs are here. The only Patented Linear LED lightheads with a bold look to the future in fire, ambulance and rescue truck emergency lighting. Designed to stand up to the harsh environments and standards of the industry while providing top of the line performance! Features: Surface mounted via two screws. Comes standard with clear outer lens and your choice of LED color. Super LED's provide unmatched high intensity