Hey @HottestVapes I'm assuming this is the DDC pump you have form EK (https://www.ekwb.com/shop/ek-ddc-3-2-pwm-12v-pwm-pump)? I've only ever used their D5 pumps but from your photos (with the heatsink in your case) I'm guessing you ditch the EK plastic housing all together and the pump slides...