Customized New Version Four Side Edge RGB Gpu Backplates Pc - Etsy
RGB GPU Side Panel Customizable A RGB VGA Decoration Video Card Cover Customize 5V3PIN/12V4PIN AURA PC MOD PC Case MOD RTX GTX|Fans & Cooling| - AliExpress
GEFORCE GTX GPU Bracket and MSI GPU cover - YouTube
Amazon.com: Full-Cover GPU Block Water Block G1/4" Waterblock Liquid Cooler RGB LED for Computer Graphic Card Gigabyte GTX 1080Ti Gaming OC 11G : Electronics
Barrow 3090 GPU Water Cooling Block Full Cover Graphics Card Block for ZOTAC RTX 3090 TQ OC,VGA Cooler BS AIC3090 PA2| | - AliExpress
So making a PSU GPU cover wasn't enough i did also a ram cover (sides are open to avoid heat trap, only top to hold and front to cover) : r/pcmasterrace
Carcasa de Panel trasero de GPU para PC, placa de luz de chasis para decoración de PC, personalización de 5V ARGB/ 12V RGB/ Molex, MOD colorido DIY|Ventiladores y refrigeración| - AliExpress