QSC Full Performance LED Fog Lights Lamps Pair LH RH w/ LED arches for Kenworth T660 with chrome bezels True Full LED foglight. Instant upgrade to better visibility and enhanced road safety High quality parts. Waterproofed, durable, and reliable during poor weathers. Stylish and functional upper and lower LED arches. Enable it by connecting the 3rd wire to the marker or day time running light. Or simply connect it to the positive wire to further enhance the overall brightness of the fog light when on Bright LED for improved road performance. Compatible with 54-1062-100 This listing is 1 pair (L & R) of fog lamps and 1 pair of chrome bezels Fits models: Kenworth T660