line output converter

Im trying to install a line out converter (lc2i pro) in my 2025 ram 1500 crew cab big horn . Trying to tap in the rear speaker wires. Can some one help me with the wiring diagram so i can get my positive and negative out my left and right rear speakers?

I recently installed a subwoofer under the rear seat of my 2021 ram 2500 big horn and decided to use a LOC to tap into the b pillar for my sound. I used left and right + and - to tap onto the B pillar on the passenger side for right and left RCA. Everything works, but there’s one issue. I can...