CUSTOM FIT FOR NOISY XPEDITION ADV INTERIORS – Designed for 2024–2026 Polaris Xpedition 4-Door, this multi-piece kit dramatically reduces engine, drivetrain, and trail noise for a quieter, more comfortable ride. CABIN ROOF SOUND & THERMAL INSULATION – Precision CNC-cut DEI D-Mat fits inside the front and rear headliners to deliver full roof-area sound deadening and heat insulation. TAILGATE, CARGO SIDEWALLS & SEAT BASE – DEI Boom Mat acoustic material, 2mm thick butyl rubber with felt finish, absorbs sound and vibration in high-noise areas while providing a clean, factory-style appearance. CARGO FLOOR & REAR FIREWALL COVERAGE – Wall-to-wall DEI Boom Mat beneath the factory cargo liner delivers superior sound-deadening performance with self-adhesive aluminum-backed material for easy installation. DURABLE, HIGH-QUALITY MATERIALS – Built from automotive-grade rubber and insulation materials engineered to withstand extreme off-road conditions, moisture, and long-term use. Made in the USA