HushMat Kit for 63" Sleeper

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Reduce noise and heat inside the truck cab with HushMat. This sound deadening material eliminates vibration and road noise and also lowers thermal transfer by over 40%! For use on firewall, headliner, floor, doors and sleeper. Flexible, formable material cuts with scissors or box knife. Self-adhesive bonds up to 500 °F. Compound blend of butyl rubber with laminated foil. Made in the USA. Fits 1987-2007 Peterbilt 379 flat top models with 63" sleeper. Fits Freightliner Cascadia Evolution flat top with 54" to 63" sleeper. Kit covers floor, roof, rear walls and sleeper sides. NOTE: Cab kit not included, sold separately, item 329661. Show more