Hushmat HushMat Ultra Speaker Kit (4) 6" x 12" Black Foil 2 Sq Ft 10110

Better Sound from HushMat Guaranteed!; Eliminates Vibration (Up to 50% Noise Reduction); Ultra creates a gasket around the Speaker and the Metal Door; Ultra reduces the Vibration in the Door; Your Customer Hears More Music and Not the Noise ; Designed for Every Co-Ax Speaker; Automotive OEM Specified and Approved ; Ultra is 1.5mm (< 1/8") and light-weight at 0.47 lbs. per sq ft; HushMat Ultra Requires No Pre-cleaning Of The Application Surface ; No More Acetone Or Alcohol Surface Preparation ; HushMat Ultra Requires No Heat Guns Or Messy Glue To Apply ; One-Step Application With HushMat Ultra-Simply Peel and Stick ; Proven To Perform From -30 F To 550 F. ; Manufactured in the USA for over 25 years!; One kit treats two (2) Co-Ax Speakers

HushMat Ultra Speaker Kit is designed to treat the hollow, metal car door reducing vibrations caused by the Speaker. These vibrations disrupt the sound coming from your co-axial speakers. The more vibration - the less music you hear. Ultra eliminates these vibrations so you hear more music and not the noise. Better sound from Hushmat guaranteed!