Amazon.com: PCIe 6 Pin Male to 8 Pin (6+2) Male,TeamProfitcom PCI Express Power Adapter Cable ONLY for CoolerMaster and Thermaltake Power Supply with PCIe 6 Pin Port for Graphics Video Card 20-inches : Electronics
EnLabs PCIE6PSPL8P15CM PCIe Power Splitter Cable, GPU 6 Pin to Dual 8Pin Power Adapter PCI Express 6-pin to 2 x 8pin Ethereum Mining Video Card to PSU Power Cord - 6 Inches - Newegg.com
StarTech.com PCI Express 6 pin to 8 pin Power Adapter Cable - PCIEX68ADAP - -
Office Depot
Cable Matters (2-Pack) 6-Pin PCIe to 8-Pin PCIe Adapter Power Cable - 4 Inches - Walmart.com
8 inches PC Power Supply PCI e Molex 6pin to 2 PCIe 6 pin PCI express Splitter Extension Ribbon Cable ,6-pin Graphics Card Mining - Newegg.com
OCZ 6-Pin to (6+2) Pin PCI-E Power Cable | Server, workstation & 90 angle low profile PCI-E power cables