- Joined
- Mar 8, 2018
- Messages
- 46
- Reaction score
- 78
- What state or country do you live in
- South Carolina
Like the title says, picking up a Waterbox 50.3 this coming weekend and I heard that the OE return pump is weak. I would like some suggestions to upgrade and increase the flow. Also if you have any other mods that you have made, please post them up. Thanks!!!

