Fitment: FOR 2014-2018 CHEVROLET SILVERADO, 1500, 4.3L V6, and 5.3L and 6.2L V8. Part Number: H7155, 19300471, PT2974 Package includes: 1pcs connector Wire length: 20CM, 14AWG wire Typically, the replacement harness is spliced into the vehicle's existing harness by crimping it in place with a butt connector and crimping tool (not included). Please be sure to use sufficient pressure with the crimping tool to ensure tight crimps on the ends of both wires being crimped. Made of high quality material ,our power port pigtail connector is durable and can be used for a long time.We have tested 100% on vehicle before shipping to ensure its quality so you can be free worried about it；