Crutchfield. Parts-Express - both will fill the bill.

You *do not* need fancy brackets. Given the potential service life of the car, the potential service life of the speaker(s) to be used, the fact that these speakers are going into a car, and not a living-room, any means that secures the speaker reliably is fair game, and McGyver solutions are perfectly acceptable - again as long as they are secure.

https://www.parts-express.com/grs-69...campaign= pla

Looks pretty close - and is also a dual-cone just like what is there.

Peter Wieck
Melrose Park, PA