Pioneer 5.25" 60-Watt 3-Way Surface-Mount Speakers in the Mobile Audio department at Lowes.com
Pioneer TS-A1376R 5-1/4" 3-way car speakers at Crutchfield
Pioneer - CS3030 - Vintage 3 Way Speaker System - 120 Watt - Catawiki
Amazon.com: Pioneer TS-A6966 A Series 6" X 9" 420 Watts Max 3-Way Car Speakers Pair with Carbon and Mica Reinforced Injection Molded Polypropylene (IMPP) Cone Construction : Electronics
Pioneer TS-A4676R 4"x6" 3-way car speakers at Crutchfield
Pioneer TS-A1370F - 5-1/4" - 3-way, 300 W Max Power, Carbon/Mica-reinforced IMPP cone, 11mm Tweeter and 1-5/8" Cone Midrange - Coaxial Speakers (pair) - Creative Audio