Amazon.com: Cmple - 12FT RCA Subwoofer Cable (1 RCA Male to 1 RCA Male Composite Audio/Video Cord) S/PDIF Coaxial Cable, Digital Audio Cable for AV Receivers, Hi-Fi Systems - 12 Feet : Electronics
Nordost Blue Heaven Subwoofer Cable – Upscale Audio
Amazon.com: Subwoofer Cable Splitter, RCA 1 Female to 2 Male Audio Speaker Y Adapter Splitter Cable with OFC Conductor Dual Shielding Gold Plated Metal Shell Flexible PVC Jacket - 2 Pack/8 Inches : Electronics
The Five Cs of Subwoofer Setup | Wirecutter
RCA/Toslink cable set for subwoofer, 6 m, black | Finnish Design Shop
Unique Bargains Universal Auto Car Amplifier Wiring Kit Audio Subwoofer RCA Power Cable Fuse Set - Walmart.com