Intake Air Temperature Sensor
The AX3 is matched to the 80mm MAF and is required if you increase boost.
By relocating it to the discharge side of the supercharger it provides the computer with actual air temps that enter the cylinder.
Intake Air Sensor
The S567 connector is needed to relocate wiring from the MAF IAT to the relocated AX3 Intake Air Sensor being relocation to the discharge side of the supercharger.
There is a 3/8" FIP location in the manifold for this purpose.