Increased Production is the first upgrade of Path 1 for the Banana Farm in BTD6. It makes the Banana Farm produce 6 bananas instead of 4, valuing at $120 if all bananas are collected. For Monkey Banks, the total income increases by +$40. For Central Markets, the total income increases by +$140.
It costs $425 on Easy, $500 on Medium, $540 on Hard, and $600 on Impoppable.