This is a practical accessory designed specifically for car audio amplifier modification - a ground box distribution box hub splitter, which also comes with a fuse holder. Its design is very user - friendly and it is suitable for all common vehicle models. No matter what kind of car it is, it can be perfectly adapted to meet the modification needs of different car owners. Its original - equipment matching relationship ensures the reliability of the product in terms of quality and performance. In car audio amplifier modification, it can achieve the splitting function of one - to - two and one - to - four, making the circuit connection more orderly and convenient, and effectively improving the stability and sound quality performance of the audio system. Whether you are a car audio enthusiast pursuing the ultimate music experience or an ordinary car modification enthusiast, you can easily complete the modification of the car audio amplifier with the help of this distribution box and enjoy high - quality in - car music. In addition, it has an authorized private brand, and its quality is trustworthy. It not only performs well in the domestic market but also sells well in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and is deeply favored by consumers.