Xpedition ADV interiors are EXTREMELY noisy. DEI’s new Sound Control kit significantly reduces engine noise & vibration, delivering a quieter, more comfortable cabin on every ride. This comprehensive kit features a clean factory-finished look, and is built from durable, high-quality materials. Backed by DEI’s trusted quality & performance and proudly made in the USA.Cabin RoofDEI D-Mat is precision CNC-cut to fit seamlessly inside the front and rear headliners, delivering effective sound deadening and thermal insulation across the entire roof area.This kit is intended for owners that have already made significant modifications to their Xpedition and have not addressed the roof area for insulation and sound control. For a complete sound control system, please use DEI part number 902411.