RETROMOD™ NEO-SERIES 2-WAY 4'' x 6'' 150-WATTS SPEAKER SET (PAIR)
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
Visaton DX 4x6, 4 Ohm, 4x6 Inch - Price Per Speaker - Art. No. 4615 – Impact Audio