Key Digital Subwoofer Cable - 12' ft, LFE Cable, Black KD-CSLFE12 at TigerDirect.com
Amazon.com: Mediabridge ULTRA Series Subwoofer Cable (15 Feet) - Dual Shielded with Gold Plated RCA to RCA Connectors - Black : Electronics
Why Do Some Subwoofers Have Left And Right Inputs?
Amazon.com: TNP Premium RCA Y Adapter Cable Splitter (6 Inch) - RCA to Dual RCAF Y-Cable 2-Female to 1-Male Connector Wire Cord Plug Jack for Digital Audio or Subwoofer - (Mono Male
Amazon.com: KabelDirekt – 15ft Long – RCA/Phono subwoofer Lead Cable, 1 to 1 RCA/Phono, Audio/Digital/Video (Coax Cable, RCA/Phono Male/Male Plugs, for amps/Hi-Fis, Audio Signals/Composite Video, 75 ohm, Black) : Everything Else
SUPRA Y-Link subwoofer audio cable (white)
Why Do Some Subwoofers Have Left and Right Inputs?
Subwoofer, LFE channel, and RCA connection : r/audio