NOPE, actually it will cause more pressuyre drop do to friction losses
The simplest and lowest cost solution is to replace the shower head with one designed to increase the pressure.
water pressure
Increase the pressure to 40 PSI
Low water pressure or cold water main undersized.
If you mean a well tank, the water is forced in by the pump. The residual air pressure pushes the water out to the faucets.
You have to undo the aerator at the end of the faucet and clean the screen or plastic water saver out. It will be plugged with sand or sediment.
Excessive water pressure can lead to various issues in residential homes. It can cause stress on pipes, joints, and fittings, leading to leaks and bursts. It can also damage appliances and fixtures such as washing machines, dishwashers, and faucets. Additionally, high water pressure can result in noisy pipes and excessive water usage, which can increase water bills.
The water pressure could be low due to a leak in the line or water is being ran somewhere else.
A leak in the supply pipe.
Air in the water lines to the upstairs. Not enough water pressure.
check for leaks
Find the GPH of your fresh water pump and model #, see if Shurflo, Jabsco or whatever brand you have, has a better one. Also make sure you check the filter ( if it has one ) and the Screens on the faucets for debris and clean if needed.