Kicker CSC46 CS 4 x 6 Inch 150 Watt 4 Ohm 2-Way Car Audio Speaker System, Pair - Walmart.com
Source High quality 150W 4 ohm car subwoofer 10inch for car Loud Speaker on m.alibaba.com
AUDIOPIPE TSCAR6 6" WOOFER, 150 WATTS MAX 75 RMS 4-OHM SINGLE VOICE COIL,Speaker | eBay
Amazon.com: Cadence 6.5 Inch 2-Way Full Range Component Car Speakers, 150 Watts Max Power, 4 Ohms, 60 Watts RMS, 1 Inch Voice Coil Coaxial System Car Audio Loudspeakers IQ65KGE, Pair : Electronics
Amazon.com: DS18 ZXI-44 4" Car Audio Coaxial Speaker with Built in Neodymium Tweeter and Kevlar Cone – 2 Way 150 Watts Max 4 Ohm (2 Speakers) : Electronics
Amazon.com: DS18 G6.5Xi GEN-X 6.5" 2-Way Coaxial Speakers 150 Watts Max Power 50 Watts RMS 4-Ohm - Mylar Dome Tweeters with Neodymium Magnet - Grill Included - Great for Car Stereo Sound