Range Plus+ (custom turret, Ai Blocks, and Sens)

Vanilla Turret Range Increase - dependent on turret

Custom Turret Controller, Ai block Increase, Sensor Increase - 8km range, sensor is only 500m 

Railgun Rebalance - The more power you dump into it it will recharge 18 second recharge at max input, also railgun rounds can shoot ~50km