RetroPod 6.5-inch Surface Mount Speaker Modules – Retro Manufacturing
6.5-inch Speaker Grill – Retro Manufacturing
Amazon.com: H YANKA 6.5 Door Speakers, Full-Range Stereo, 500 Watts, 2-Way Coaxial 6.5 Inch Car Speakers, Delivering Clear Stereo Sound with No Distortion, Suitable for Cars, Trucks, Jeeps, and More (1 Pair) : Electronics
Amazon.com: Focal 6PS 6.5" Performance Series Midrange Speakers : Electronics
6.5'' MIDRANGE PRO AUDIO SPEAKER W/ ALLUMINIUM BULLET 300WMAX – GENIUS AUDIO USA