What are the best subwoofer cables according to Reddit?
digital audio cable : digital coaxial cable with rca connections, 75 ohm coax, proudly made in the usa : subwoofer cable (s/pdif) white rca cable, 25 feet - Walmart.com
Difference Between Subwoofer & RCA Cable - theGuruChoice
Subwoofer Cable vs RCA Cable: Which One? — Theirishcurse.com
Difference Between Subwoofer & RCA Cable (Regular Audio Cable)