ceiling mounted speakers 4 ohm

Kicker CWCS124 CompC 12" Subwoofer Single Voice Coil 4-Ohm

Kicker 48CWRT674 CompRT 6.75" Subwoofer, DVC, 4-ohm

Kicker 50TCWC104 CompC 10" Subwoofer in Thin Profile Enclosure 4-Ohm

Kicker Comp 15-inch (38cm) Subwoofer, 4-Ohm, RoHS Compliant

Boss BE694 Rage 6x9" 4 Way 500W Full Range Mobile Speakers (4 Pack)

Kicker 48CWR104 CompR 10" Subwoofer, DVC, 4-ohm

Kicker 48CDF104 Comp 10" Subwoofer in Down Firing enclosure, 4-Ohm

Kicker (2) 48CWRT124 CompRT 12" Subwoofer, DVC, 4-ohm Bundle

Kicker 50CWCD104 CompC 10" Subwoofer, Dual 4-Ohm

Alpine W10S4 10-inch Single 4 Ohm Subwoofer

Kicker CWCD124 CompC 12" Subwoofers Bundle Dual 4-Ohm Voice Coil

Kicker 48CWR84 CompR 8" Subwoofer, DVC, 4-ohm

Kicker CVR10 CompVR 10-Inch (250mm) Subwoofer, 4-Ohm DVC Bundle

Autotek 1200 Watt 4 Channel Car Audio Amplifier with Bass Knob, High Output Class D Mono Bridged 4 Ohm Stable Input, Street Machine, SM-1200.4D, Black

PowerBass S-1004 - 10" Single 4-Ohm Subwoofer

PowerBass S-1204 - 12" Single 4-Ohm Subwoofer

Pioneer® A-Series TS-A30S4 12-In. 1,400-Watt-Max 4-Ohm Single-Voice-Coil Subwoofer

Autotek 3000 Watt 2 Channel Car Audio Amplifier with Bass Knob, High Output Class D Mono Bridged 4 Ohm Stable Input, Street Machine, SM-3000.2D, Black

Autotek 1200 Watt 1 Channel Car Audio Amplifier, High Output Class D Mono Bridged 4 Ohm Stable Input, Street Machine, SM-1200.1, Black

Kicker 43VC124 Comp 12-inch Subwoofer in Ported Enclosure, 4-Ohm

Boss CH10DVC 10" 1500W Car Subwoofer Audio DVC Power Sub Woofer 4 Ohm Stereo

Kicker 50CWCS124 CompC 12" Subwoofer, Single 4-Ohm

2) Boss CH10DVC 10" 3000W Car Subwoofers Subs Woofers 4 Ohm+Vented Box Enclosure

Kicker 48CWRT84 CompRT 8" Subwoofer, DVC, 4-ohm