Help! please

[93da-t]

im currently building an ls for boost and bought precision 580 injectors. they are low impedance , and my car is obd1 so no resistor box. what do i do to change impedance

 

[MrGurley]

wire in one...

 

[93da-t]

where do i wire it into though? this is my first obd1 turbo build where i had to change impedance.