Custom Dual 10 Rhino Subwooofer Speaker Sub Box for Gmc Sierra 99-06 Ext Cab Truck

Custom-fit sub box designed for Gmc Sierra 99-06 Ext Cab Truck applications. This enclosure is built to accommodate Dual 10 Rhino Subwooofer speakers, providing a purpose-made speaker sub box solution for the Ext Cab Sierra models. Ideal for installing two 10 Rhino Subwooofer units while maintaining proper fitment for the 99-06 Ext Cab Truck.