{"product_id":"hertz-signature-a2b-stage-8-plug-play-amp-and-speaker-package-for-2026-harley-davidson®-street-glide-limited-motorcycles","title":"Hertz Signature A2B Stage 8 Plug \u0026 Play Amp And Speaker Package For 2026 Harley Davidson® Street Glide Limited Motorcycles","description":"\u003cp\u003eTired of struggling to hear your factory Harley speakers at highway speeds? Or constantly replacing blown speakers? You’re not alone!\u003c\/p\u003e\n\u003cp\u003eAt Volunteer Audio, we understand these common frustrations, and we’ve created a solution that will revolutionize your riding experience. Our Stage 6 amplifier and speaker system ensures your music sounds incredible, even at 100 mph.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose the Volunteer Audio Stage 6 System?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional Sound Clarity\u003c\/strong\u003e: Our package delivers powerful, clear audio, allowing you to enjoy your favorite tunes without distortion, no matter how fast you’re going.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Upgrade\u003c\/strong\u003e: Keep your factory radio while enhancing your sound system. Our prewired amplifier is set up for optimal performance with your factory Skyline OS Infotainment radio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability\u003c\/strong\u003e: The IP64 rated compact amplifier is moisture-resistant, and the Hertz speakers feature weather-resistant cones, making them perfect for any riding conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat’s Included in the Stage 6 Package?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrewired Amplifier\u003c\/strong\u003e: Gains and filters adjusted specifically for your factory Skyline OS Infotainment radio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolunteer Audio HD-A2B8 Interface\u003c\/strong\u003e: Seamlessly integrates with your Harley Davidson, expertly tuned for Hertz systems.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 Pair of Hertz SX165NEO 6.5” Upper Fairing Speakers\u003c\/strong\u003e: High-quality replacements for your factory speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 Pair of Hertz SV165NEO 6.5” Tour Pak Speakers\u003c\/strong\u003e: Designed for clear sound and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 Pair of Hertz SV165NEO 6.5\" Lower Fairing Speakers: \u003c\/strong\u003e\u003cspan\u003eAdd these high-quality speakers to your lower fairing pods for enhanced bass and sound depth, providing a fuller and richer listening experience.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"UTF-8\"\u003e\n\u003cstrong\u003eLower Fairing Speaker Pod Kit:\u003c\/strong\u003e\u003cspan\u003e Provides a secure fit for the Hertz SV165NEO speakers in your factory lower fairings, with the hardware and wiring needed for installation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"UTF-8\"\u003e \u003cstrong\u003e1 Pair of Hertz SX690H NEO 6×9” Saddlebag Lid Speakers\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e:\u003c\/strong\u003e Add a high-quality pair of 6×9” speakers for superior sound from your saddlebag lids.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cstrong\u003eSpeaker Cut-In Kit for Lids\u003c\/strong\u003e\u003cstrong\u003e:\u003c\/strong\u003e This kit includes a template, grilles, and brackets to properly install the 6×9” speakers into your saddlebag lids, ensuring a secure fit and optimal sound placement. \u003cspan style=\"font-weight: 400;\"\u003e\u003cstrong\u003eThese cut-kits only fit in factory lids that do not have factory speaker provisions.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetra BC-9720 Harness Splitter:\u003c\/strong\u003e \u003cspan\u003eSimplify installation and ensure a clean, secure connection with the quick disconnect wiring harnesses for your rear speakers.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Volunteer Audio?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Configured Convenience\u003c\/strong\u003e: We do all the hard work for you. Your kit arrives with gains and filters already set, making installation straightforward.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep-by-Step Support\u003c\/strong\u003e: Our detailed videos guide you through the installation process, and our lifetime tech support is always here to help.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Tech Support:\u003c\/strong\u003e We offer lifetime support for any items purchased from us, ensuring you have assistance whenever needed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"twentytwenty-wrapper bafg-twentytwenty-wrapper twentytwenty-horizontal\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003chr\u003e\n\u003cdiv class=\"bafg-slider-info-wraper\"\u003e\n\u003cdiv class=\"slider-info-101661 bafg-slider-info\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eHD-A2B8 Amplifier Replacement Interface\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• Designed for Harley-Davidson models equipped with the Skyline OS Infotainment Unit.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003ePurpose:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• Allows for the removal of the stock amplifier.\u003c\/div\u003e\n\u003cdiv\u003e• Facilitates the installation of higher power aftermarket amplifiers.\u003c\/div\u003e\n\u003cdiv\u003e• Maintains compatibility with factory-installed Rockford Fosgate subwoofers and rear-mounted secondary amplifiers.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• Designed and manufactured by SeirenHD exclusively for Volunteer Audio.\u003c\/div\u003e\n\u003cdiv\u003e• Engineered and manufactured in the USA.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003ePre-Tuned for Plug-and-Play Performance\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eThe HD-A2B8 interface from Volunteer Audio and SeirenHD is ready to install right out of the box—no tuning required for standard systems.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eAlready optimized for immediate use:\u003c\/div\u003e\n\u003cdiv\u003e•  Flat EQ Curve – Delivers a clean, uncolored audio signal\u003c\/div\u003e\n\u003cdiv\u003e• Pre-Set Output Levels – Optimized to run clean at full volume with zero clipping\u003c\/div\u003e\n\u003cdiv\u003e•  Speed-Controlled Volume – Fully retained and pre-configured to match factory behavior\u003c\/div\u003e\n\u003cdiv\u003e• Fader Support – Works immediately without any setup\u003c\/div\u003e\n\u003cdiv\u003e• All Factory Features Intact – Including navigation prompts, radio EQ selections, and more\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eTuning is optional, only necessary when:\u003c\/div\u003e\n\u003cdiv\u003e• Activating crossovers\u003c\/div\u003e\n\u003cdiv\u003e• Using the 31-band or 10-band EQ to customize for specific speaker setups\u003c\/div\u003e\n\u003cdiv\u003e• Adjusting time alignment or per-channel output levels\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003ePlug-and-Play Harnessing\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eThe HD-A2B8 includes a harness that connects directly to all factory speaker wiring with zero modification to your motorcycle.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eFor expanded setups, additional plug-and-play harnessing is available below:\u003c\/div\u003e\n\u003cdiv\u003e• Underseat Harness – Pins into the factory plug on base model bikes\u003c\/div\u003e\n\u003cdiv\u003e• Lid Disconnect Harness – Clean, quick-disconnect solution for 6x9 lid speaker installations\u003c\/div\u003e\n\u003cdiv\u003e• Tour Pack Harness – Adds plug-and-play rear audio for tour pack installations\u003c\/div\u003e\n\u003cdiv\u003e• Lower Fairing Harness – Simple solution for adding speaker pods to your lower fairings\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003eAll harnessing options are pre-configured and labeled for quick installation and available for purchase below.\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eIntegration Features:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• Utilizes the OE A2B chip for seamless factory integration\u003c\/div\u003e\n\u003cdiv\u003e• Supports all factory infotainment updates\u003c\/div\u003e\n\u003cdiv\u003e• Retains full factory functionality, including:\u003c\/div\u003e\n\u003cdiv\u003e • Fader\u003c\/div\u003e\n\u003cdiv\u003e • EQ selections with DSP profile adjustments\u003c\/div\u003e\n\u003cdiv\u003e • Speed-controlled volume\u003c\/div\u003e\n\u003cdiv\u003e • Navigation prompts\u003c\/div\u003e\n\u003cdiv\u003e • Digital A2B subwoofer output for HD Audio by Rockford systems\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eDSP Specifications:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• 10 Output Channels with Full DSP Control:\u003c\/div\u003e\n\u003cdiv\u003e • 8 Analog RCA Outputs\u003c\/div\u003e\n\u003cdiv\u003e • 2 Digital A2B Outputs (for Rockford subwoofers)\u003c\/div\u003e\n\u003cdiv\u003e• Equalization:\u003c\/div\u003e\n\u003cdiv\u003e • Per-channel 31-band graphic EQ or 10-band parametric EQ\u003c\/div\u003e\n\u003cdiv\u003e • Global 7-band parametric EQ mirrors infotainment custom EQ settings\u003c\/div\u003e\n\u003cdiv\u003e• Time Alignment:\u003c\/div\u003e\n\u003cdiv\u003e • Independent delay settings for every channel\u003c\/div\u003e\n\u003cdiv\u003e• Crossover Control:\u003c\/div\u003e\n\u003cdiv\u003e • Independent high-pass and low-pass filters per output pair\u003c\/div\u003e\n\u003cdiv\u003e• Level Adjustment:\u003c\/div\u003e\n\u003cdiv\u003e • Individual channel-level control for precise tuning\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• RCA Outputs:\u003c\/div\u003e\n\u003cdiv\u003e • 8 Channels, 4v RMS\u003c\/div\u003e\n\u003cdiv\u003e • Front, Rear, Subwoofer, and Auxiliary output configuration\u003c\/div\u003e\n\u003cdiv\u003e• Frequency Response: 20 Hz – 24 kHz\u003c\/div\u003e\n\u003cdiv\u003e• Signal-to-Noise Ratio: 112 dB\u003c\/div\u003e\n\u003cdiv\u003e• DSP Resolution: 32-bit\u003c\/div\u003e\n\u003cdiv\u003e• Operating Voltage: 6–28 volts\u003c\/div\u003e\n\u003cdiv\u003e• Current Draw:\u003c\/div\u003e\n\u003cdiv\u003e • Idle: 14 µA\u003c\/div\u003e\n\u003cdiv\u003e • Full Power: 300 mA\u003c\/div\u003e\n\u003cdiv\u003e• Warranty: 1 Year\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e⸻\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eDSP Tuning Access:\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003cdiv\u003e• All DSP settings and tuning are available at: \u003ca rel=\"noopener\" href=\"http:\/\/eq.sirenhd.com\/\" target=\"_blank\"\u003ehttp:\/\/eq.sirenhd.com\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e• Includes preloaded DSP tunes for:\u003c\/div\u003e\n\u003cdiv\u003e • Hertz Audio Systems\u003c\/div\u003e\n\u003cdiv\u003e • Velocity Audio Systems\u003c\/div\u003e\n\u003cdiv\u003e • Extreme Audio Systems\u003c\/div\u003e\n\u003cdiv\u003e • …and many more manufacturers coming soon!\u003c\/div\u003e\n\u003cdiv\u003e• Easily pair with any universal amplifier for fast, optimized installation.\u003c\/div\u003e\n\u003chr\u003e\n\u003cp dir=\"auto\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cstrong\u003eVelocity RZP2000.6 Amplifier\u003c\/strong\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003eThe Velocity RZP2000.6 puts massive power into one compact, six-channel amplifier. It delivers \u003cstrong\u003e200 watts RMS per channel at 4Ω\u003c\/strong\u003e or \u003cstrong\u003e350 watts RMS per channel at 2Ω\u003c\/strong\u003e—up to \u003cstrong\u003e2,100 watts RMS total\u003c\/strong\u003e. That gives you the power to run up to eight 4Ω mids and highs from the first four channels while keeping two dedicated channels for subwoofers. Its fanless, IP65-rated design is built for the demands of motorcycle riding.\u003c\/p\u003e\n\u003cp dir=\"auto\"\u003e\u003cstrong\u003eTechnical Specs — Rated at 14.4 VDC:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 Ch @ 4Ω:\u003c\/strong\u003e 200 W RMS x 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 Ch @ 2Ω:\u003c\/strong\u003e 350 W RMS x 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBridged @ 4Ω:\u003c\/strong\u003e 600 W RMS x 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Power RMS:\u003c\/strong\u003e Up to 2,100 W at 2Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD:\u003c\/strong\u003e \u0026lt;0.1%\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eReady to Elevate Your Ride?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt Volunteer Audio, we’re committed to providing you with an amazing sound system for your Harley Davidson. Our Stage 6 package is designed for top-notch performance and durability, transforming your motorcycle into a high-quality audio experience. Ready for a sound transformation? Let us help you get there!\u003c\/span\u003e\u003c\/p\u003e","brand":"Hertz","offers":[{"title":"Default Title","offer_id":50521399886041,"sku":"HDPKG2192","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0707\/7389\/9481\/files\/hertz-stage-8-sg-limited.jpg?v=1790273912","url":"https:\/\/volunteeraudio.com\/products\/hertz-signature-a2b-stage-8-plug-play-amp-and-speaker-package-for-2026-harley-davidson%c2%ae-street-glide-limited-motorcycles","provider":"Volunteer Audio","version":"1.0","type":"link"}