Speaker size for s13

what are the speaker size for the back
on a s13.

hatch is 4x6

ightyy

Speaker adapters are AMAZING. I’m pretty sure most people here dont care but, you can buy 6" 1/2 speaker adapters from… http://www.mjmautoinnovations.com/

or make your own

thast what i did for my buddys silvia in his doors

I couldnt make them for what they costed. less then 20 bucks shipped to my door. It took me 2 mins to order. Mind you the material is some cheap plastic.