ECU Connector housing for 2006+ Honda Civic.  There are three different color connectors, The outer housing is black, and the inside of the connector is color coded.  This is the green connector housing.  This is the housing only, pins are sold separately.

This connector uses small pins on the middle rows, and large pins on the top and bottom rows:

Small Pins: https://www.hamotorsports.com/products/ksmallpins06up

Large Pins: https://www.hamotorsports.com/products/klargepins06up