METRA 82-SU1 speaker adapter and wire harness kit 6.5-6.75 in car electronics accessory
- Speaker Spacers
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KICKER
Two compact 12-inch powered subwoofers with 230W RMS each and a dual bass remote for under-seat installation
This bundle pairs two KICKER 51HS12 hideaway subwoofers with a 51DBRC dual bass remote. Each powered enclosure delivers 230W RMS from a 12-inch driver in a 3.5-inch tall housing that slides under a seat. The pair suits drivers who want significant low-end output without sacrificing cabin space or running separate amplifier wiring.
Each unit measures 17-1/8 inches deep by 12-1/8 inches wide by 3-1/2 inches high, fitting beneath most front seats. FIT+ inputs accept signals from .25V to 40V, letting you tap factory speaker wires or aftermarket RCA outputs without a line-output converter. Built-in low-pass crossover and phase switch allow quick tuning, while the included 51DBRC remote mounts on the dash for level control of both amplifiers from a single knob.
The integrated amplifier removes the need for a standalone mono amp, power distribution block and long RCA runs. Upgrading from a single passive subwoofer in a large ported box reclaims cargo area and cuts install time. The jump is worth it when you want 25120 Hz frequency response and strong bass impact from a truly self-contained, under-seat solution.
| Type | Subwoofers |
|---|
The FIT+ wide-range input accepts signals from .25V to 40V, letting the 51HS12 connect to factory or aftermarket sources without a separate line-output converter.
Each 51HS12 is 3.5 inches tall, so you need at least that much clear space beneath the seat cushion for the enclosure to slide in.
Plug the 51DBRC into the 3.5 mm level-controller input on each 51HS12; the single knob then adjusts bass level for both subwoofers simultaneously.
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