ceiling mounted speakers 4 ohm

Kicker L7R Bundle - Two 45L7R104 10-Inch Dual 4-Ohm Subwoofers

Comp 10-inch (25cm) Subwoofer, 4-Ohm, RoHS Compliant

Boss Audio Systems Car Audio Amplifier Amp with Mosfet Power Supply and Remote Control

Kicker 50CWCD154 CompC 15" Subwoofer, Dual 4-Ohm with CXA8001 Amp Bundle ( Includes Bass Knob )

ATG Audio 12" Subwoofer 4-Ohm DVC 1500W - ATG12W1500

Focal SUB 10 10" Subwoofer, Single 4-Ohm, 250W RMS - 500 W MAX

VEVOR 4 Channel Car Audio Amplifier 2 Ohm Stable Bridgeable Class D Full Range Amp Max Power 4 x 110W @ 4 Ohm / 4 x 160W @ 2 Ohm, Gray

Kicker 44L7S84 Solobaric L7 8" Subwoofers Bundle - Dual 4-Ohm Voice Coils for wiring to a 1-ohm monoblock amplifier

PowerBass PBM-300.2 - 75Watt x 2 (4 ohm), 150Watt x 2 (2 ohm) Mini Amplifier

VEVOR 4 Channel Car Audio Amplifier 2 Ohm Stable Bridgeable Class D Full Range Amp Max Power 4 x 272W @ 4 Ohm / 4 x 400W @ 2 Ohm, Gray

Kicker (2) 50CWCS154 CompC 15" Subwoofer, Single 4-Ohm with CXA18001 Amp Bundle

Kicker CWCS104 CompC 10" Subwoofer Single Voice Coil 4-Ohm

Focal SUB 12 DUAL 12" Subwoofer, Dual 4-Ohm 300W RMS - 600 W MAX

Wet Sounds REVO 10 FA S4 V3 - REVO Series 10" Free Air 4 Ohm V3 Subwoofer, Black

Kicker 48CWR124 CompR 12" Subwoofer, DVC, 4-ohm, 500 Watts RMS

Kicker CVT12 CompVT 12-Inch (300mm) Subwoofer, 4-Ohm Bundle

Kicker KM124 12" Marine Subwoofer with LED White Grill 4 Ohm for Sealed Applications

VEVOR 4 Channel Car Audio Amplifier 2 Ohm Stable Bridgeable Class A/B Full Range Amp Max Power 4 x 250W @ 4 Ohm / 4 x 500W @ 2 Ohm, Black

PowerBass 2XL-1240DS - 12" Dual 4-Ohm VC 750Wrms / 1500Wmax

2) Boss CH10DVC 10" 3000W Car Subwoofers Audio DVC Power Subs Woofers 4 Ohm

Cerwin-Vega V8DV4 - 8" 4-Ohm Dual Voice Coil Subwoofer 800Wrms/2400Max

Memphis Audio SRX1040V 10" Street Reference Single 4-Ohm Subwoofer - 300 wRMS

Kicker 10" LED Marine Subwoofer – Charcoal, 4 Ohm Free-Air (45KMF104) – Boat Audio Bass Upgrade

Kicker KMF12 12-inch (30cm) Weather-Proof Subwoofer for Freeair Applications 4-Ohm