2 Pairs of Audiobank 6.5" 400 Watt 3-Way Red Car Audio Stereo Coaxial Speakers - AB1670 (4 Speakers) - Walmart.com
4) New Kenwood KFC-6966S 6x9" 800 Watt 3-Way Car Audio Coaxial Speakers Stereo - Walmart.com
Speaker - 3 Diameter - 8 Ohm 1 Watt : ID 1313 : $1.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: Pyle 4'' x 6'' Three Way Sound Speaker System - Pro Mid Range Triaxial Loud Audio 240 Watt per Pair w/ 4 Ohm Impedance and 3/4'' Piezo Tweeter for Car Component
Amazon.com: Acoustic Audio 251B Indoor Outdoor 3 Way Speakers 400 Watt Black Pair : Electronics
Amazon.com: Pyle 6.5" Three-Way Sound Speaker System - 180 W RMS/360W Power Handling w/ 4 Ohm Impedance and 3/4'' Piezo Tweeter for Car Component Stereo, Round Shaped Pro Full Range Triaxial Loud