Kenwood P-W121B Single KFC-W112S 12" Subwoofer system with Kenwood KAC-5206 Amplifier
SB-F-MUSCPE/12TW3 - Car Audio - Stealthbox® - Ford - JL Audio
Seas U22REX/P-SL (H1659-08) 8" Curv Cone Woofer: Madisound Speaker Components, Inc.
Kenwood Excelon P-XW1002B Shallow sealed enclosure with one 10" 4-ohm subwoofer at Crutchfield
Focal Sub P 20 FSE Flax 8" Shallow Subwoofer, 4-Ohm, 200W - Creative Audio
Kenwood P-XW1221SHP Single 12" High Power Subwoofer in a Vented Enclosure and includes a X502-1 1000W Max Power eXcelon Series Class D Mono Amplifier - Walmart.com
Amazon.com: Kenwood Excelon P-XW1221DHP 2-ohm Ported Enclosure with Two 12" Subwoofers | Dual 12" Preloaded High Power Subwoofer Enclosure : Electronics
Klipsch Palladium P-312-W — Home Entertainment by D-Tronics
P.15D2 – PrecisionPower®
Focal P 25 FSE Flax Evo Series 10" 4-ohm shallow-mount component subwoofer at Crutchfield
Crate PE-15H Passive Speakers (Pair) - Blair Entertainment & Productions - Blair Entertainment & Productions