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7.1 out of 10 based on 11 reviews


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4“ Two-way Loudspeaker with Plus One® Woofer Cone and 3/4” My-Ti™ Tweeter . This is a perfect Speaker for upgrading stock dash and door locations. Plus One® (patent pending) woofer cones –The GTO428 has a cone with more surface area than that found on competing models of the same size. The benefits of Plus One cones are greater efficiency and bass output. True Four Ohm – GTO Series speakers can be safely driven by any head unit. My-Ti™ (Mylar®/titanium composite) twee…

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