HKS Super AFR.
It was removed from a Nissan Silvia as not needed anymore due to car sale.
The super AFR is an electronic controlled fuel injection system it’s a handy little gadget.
What you see in the pictures is what you get there is no wiring diagram but they can be downloaded online very easily
Functions
Air/Fuel correction function
Response correction function
Idle correction function
Electronic idle stabilizer function (EIDS)
Easy set up
Any questions please feel feel free to ask
Shipped via express postage with full tracking and insurance