Want better bass from your onboard sound system? Here's how to install a subwoofer in the trunk of your ride.
How to Install Subwoofers WITHOUT Replacing Your Stock Stereo
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BELVA BPKG110v2 500W Single 10” Car Subwoofer with Ported Enclosure, Monoblock Amplifier, Wiring Kit and Remote Bass Knob : Electronics
Hooking Up A Car Subwoofer and Amp In the House
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Subwoofer wiring diagrams — how to hook up your subs