Used - Very Good: EVGA GeForce GTX 970 04G-P4-2978-KR 4GB FTW GAMING w/ACX 2.0, Silent Cooling Graphics Card - Newegg.com
Original Heatsink Radiator For Gigabyte Gv-n970wf3-4gd For Gtx 970 3pin Cooling Fan Video Card Radiator Cooler Fan - Cpu Fans & Heatsinks - AliExpress
GeForce® GTX 970 Dual Fan | ZOTAC
The ACX cooler used on the EVGA GTX 970 appears to have a manufacturing defect. : r/hardware
Taking It To The Limit: Overclocking NVIDIA's GeForce GTX 970 & 980 – Techgage
MSI GTX 970 Gaming 4G Review | KitGuru- Part 2
Source Original GTX 970 4Pin Cooler fan for ZOTAC GTX 970 4 GB AMP Extreme Core Edition ZT-90101-10P Video Card with Heatsink Radiator on m.alibaba.com
NEW MSI GTX 970 MOD [Custom White Cooler] - YouTube