Hertz EV 165.5 210W car speakers woofers pair | eBay
Amazon.com: pkg Hertz SV165.1 6.5" SPL Show 400W Component Midrange Speakers and Grills : Electronics
Amazon.com: HERTZ Mille Pro Series MPX-6903 6x9 Pro Audio Three-Way Coaxial Speakers (Pair) with Grilles : Electronics
Hertz SV 200.1 SPL Show Series 8" midrange car speakers — designed for SPL competition at Crutchfield
Amazon.com: HERTZ SPL Show Series Bundle with One Pair of ST 25A NEO Compression Tweeters and One Pair of SV 165 NEO 6.5" Midrange Drivers : Electronics