4 Inch Midrange Speakers 4 ohm Ultimate made in USA 50 Watts NOS one pair | eBay
Amazon.com: BOSS Audio Systems BRS40 50 Watt, 4 Inch , Full Range, Replacement Car Speaker - Sold Individually : Electronics
4" Speaker 8 Ohm 50 Watts with Grill
Amazon.com: Pyle 10" Car Audio Speaker Subwoofer - 1000 Watt High Power Bass Surround Sound Stereo Subwoofer Speaker System - Non Press Paper Cone, 90 dB, 4 Ohm, 50 oz Magnet, 2
MIYAKO USA (TS-416) Professional Grade Replacement for Speaker 50 watts Power at 4 ohms 10oz Magnet Round Speaker for Repairs Black (1 Pair) - Walmart.com
Jensen MOD 10-50 10" 50-Watt 4ohm Guitar Speaker | Reverb
DS18 ELITE 4" 2-Way Coaxial Speakers with Glass Fiber Cone 150 Watts 4-Ohm car audio stereo speakers
Amazon.com: Massive Audio FX4 – 4 Inch, 200 Watts Max, 50 Watts RMS, FX Series Coaxial Speakers, 20mm Aluminum Dome Ferro Fluid, 6dB Linksworth Riley Crossover 4 Ohm (Sold AS Pair) : Electronics
5 CORE 8" Full Range Subwoofer Car Audio Speakers, RMS 50W Peak 500W, 4 Ohm Car Vehicle Audio Full Range Drivers, Wide Range DIY Loudspeaker Woofer Replacement WF 890 DBL - Walmart.com