Pioneer TS-A120D4 A-Series 12" subwoofer with dual 4-ohm voice coils at Crutchfield
TS-W2000SPL - | Pioneer Electronics USA
Pioneer TS-W3003D4 12" Champion Series Pro Subwoofer With 2000 Watts Max Power - Dual 4 ohm
Pioneer champion Series Car Subwoofer 2000 watts for Sale in Amity Harbor, NY - OfferUp
TS-W3003D4 - 12" Champion Series PRO Subwoofer with Dual 4 Ω Voice Coils and 2,000 Watts Max Power (600 Watts Nominal) | Pioneer Electronics USA
Best Buy: Pioneer 12" Single-Voice-Coil 4-Ohm Component Subwoofer Black TS-W302R
Amazon.com: Kenwood KFC-W3041 Car Subwoofer - 2000 Watts Maximum Power, 12 Inch, Single 4 Ohm Voice Coil, Sold Individually : Electronics
2 x Pioneer TS-A301D4 12" Dual 4 Ohm Voice Coil Car Component Subwoofer - Walmart.com
Amazon.com: Pioneer TS-A300D4 12 Inch 1500 Watts Max Power Dual 4-Ohm Voice Coil A Series Car Audio Stereo Subwoofer Loudspeakers / Free Alphasonik Earbuds : Electronics