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
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