Kicker | | Solo-Baric L7S 15" Dual-Voice-Coil 4-Ohm Subwoofer | Black | Best Buy

$431.99

Kicker | | CompR 15" Dual-Voice-Coil 4-Ohm Subwoofer | Black | Best Buy

$287.99

Infinity | | Refurbished Excellent | REFERENCE 1000SSL SINGLE 10" THIN enclosure with Passive Radiator INFSUBRF1000SSL | Black | Best Buy

$249.99

Metra | | Axxess AXDSP-X Subwoofer Control Bass Knob Interface | Black | Best Buy

$13.99

Kicker | | CompR 8" Dual-Voice-Coil 2-Ohm Subwoofer | Black | Best Buy

$107.99

Infinity | | Refurbished Excellent | REF103W 10” Subwoofer w/SSI™ (Selectable Smart | Black | Best Buy

$149.99

Alpine | | 10" PrismaLink S2-SB10 Linking Kit | Silver | Best Buy

$59.95

Alpine | | PrismaLink S2-Series 10" Single Voice Coil 2 ohm Preloaded Subwoofer Wedge Enclosure | Black | Best Buy

$247.99

Qpower | | QBOMB10VL Single 10" Vented Ported Car Subwoofer Sub Box Enclosure QBOMB | Black | Best Buy

$85.09

Kicker | | CX 1800W Class D Digital Mono Amplifier with Variable Low-Pass Crossover | Black | Best Buy

$499.99

Kicker | | CompC 10" Single-Voice-Coil 4-Ohm Loaded Subwoofer Enclosure | Black | Best Buy

$197.99

Topteng | | 8" 600W Under-Seat Powered Car Subwoofer | Slim Amplified Enclosure, 12V, w/ Wiring Kit, for Compact Vehicles | Best Buy

$79.99

Qpower | | QBomb QBOMB12HP Single 12" Vented Port Subwoofer Box w/ Bedliner Spray | Black | Best Buy

$113.40

Kicker | | CompRT Down-Firing 12” Dual-Voice-Coil 2-Ohm Loaded Subwoofer | Black | Best Buy

$314.99

Mb Quart | | Discus 10" Dual-Voice-Coil 4-Ohm Subwoofer | Black | Best Buy

$53.54

Jbl | | CLUB1000SSL SINGLE 10" THIN enclosure with Passive Radiator | Black | Best Buy

$299.95

Kenwood | | Road Series 12" Single-Voice-Coil 4-Ohm Subwoofer | Black | Best Buy

$59.99

Jbl | | Refurbished Excellent | CLUB122 12” 1200w Peak Subwoofer w/SSI Switch from 2 to 4 | Black | Best Buy

$149.99

Alpine | | R-Series 10" Dual Voice Coil 4-Ohm Subwoofer | Black | Best Buy

$399.99

Kicker | | Solo-Baric L7T 12" Dual-Voice-Coil 8-Ohm Subwoofer | Black | Best Buy

$287.99