BROTHERS Trucks is proud to offer American Auto Wire's high-quality wiring harnesses. The Power Plus 20 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! 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 -Dedicated 6-way accessory power feed plug -Complete installation instructions Panel dimensions are 5 1/2 x 4 1/2 x 3 inches."