In hindsight I'd go with 4 EP500 and place a Tactile Transducer in the front seats.
The 500 plays low enough that you're not going to hear the difference and its much easier to place.
The only thing I think you'd be giving up is the feel ... hence the Tactile Transducers.

Last edited by rrlev; 04/06/22 12:25 AM.