The Peterbilt Turn Signal Switch is a direct replacement for OEM# 16-03827, making it a practical and convenient solution for most Peterbilt truck applications. With a 12V standard and a 17 wire harness, this switch is easy to install and use. The handle features a built-in push button high/low beam selector switch, while the 16 bulb capacity for hazard warning and 8 bulbs per side for signal flashing ensure maximum visibility on the road. Sold individually, this switch is a reliable and cost-effective choice for any Peterbilt truck owner.