BROTHERS Trucks is proud to offer American Auto Wire's high-quality wiring harnesses. The Power Plus 13 is a complete, integrated wiring system incorporating a factory style pre-wired fuse box. Power Plus kits are designed to offer an economical and convenient wiring solution by eliminating disconnects and sub-harness assemblies in favor of direct run feeds to switches and the fuse panel. These kits offer a more streamlined installation and less work for you! This is an entry level harness designed for a vehicle requiring only basic electrical connections. This system will provide the standard feeds needed to get your project up and running, along with several spare circuits for items like heat, radio, AC and an electric fan. More complex builds may warrant a Power Plus 20. Additional Features Include: -GM steering column and ignition connections -Headlight and floor dimmer switches -High-quality pre-labeled GXL wire -Heavy gauge alternator and main power feed connections -Complete installation instructions Panel dimensions are 4 1/4 x 4 1/4 x 3 inches.