Pioneer TS-A1675R 6-1/2" 3-way car speakers — also fits many 6-3/4" openings at Crutchfield
Pioneer 4" x 6" 3-Way Coaxial Speakers (Pair) - TS-A462F
12 inch pioneer 3 way speakers - Speakers & Subwoofers - Clinton, Indiana | Facebook Marketplace | Facebook
Pioneer 3-Way Surface Mount Speaker - 80W - TSX200 - Next Level
Amazon.com: PIONEER TS-A6976S A Series 6" X 9" 550 Watts Max 3-Way Car Speakers Pair with Carbon and Mica Reinforced Injection Molded Polypropylene (IMPP) Cone Construction : Electronics
Pioneer TS-R1651S 300 Watts Max 4 Ohms 3-Way 6.5" Coaxial Car Stereo S – Audiocon
Pioneer TS-A1677S A-Series 6.5" 3-Way Coaxial 320 Watts Peak Power Car Audio Speakers (Pair) - Road Entertainment