Focal SUB P 25 F Performance Expert 10" Subwoofer (Each) — Safe and Sound HQ
The Best High-Performance Subwoofer | Reviews by Wirecutter
Amazon.com: Massive Audio SUMMOXL154-15 Inch Car Audio Subwoofer, High Performance Subwoofer for Cars, Trucks, Jeeps - 15" Subwoofer 1500 Watt RMS, 3000w MAX Dual 4 Ohm, 3 Inch Voice Coil. Sold Individually : Electronics
QX10 Performance PG Subwoofer | eBay
18-in next generation high performance subwoofer, specifically designed for high SPL very low frequency applications in either a reflex, bandpass or horn loaded configuration - Walmart.com
Sonance VPSUB Visual Performance 10" Passive In-Wall Subwoofer (Each) Paintable White 93353 - Best Buy
Kenwood KFC-XW1221HP High Performance 12" 2-Ohm Subwoofer and X502-1 Class D Mono Power Amplifier - Creative Audio
AudioControl Spike Series 8” High-Performance Subwoofer – Stinger Off-Road – Jeep Audio And Electronics
Martin Audio SX118 1x18" High-Performance Subwoofer System | Full Compass Systems
Primus 1270 | 12" (300mm) High-performance Car Subwoofer
Focal Performance Sub P 30 12" 4-ohm subwoofer at Crutchfield