ECUMaster Connector and Terminals for Bosch 4.9 Wideband Oxygen Sensor

WHPWB493 is a connector, terminals, and wire seals for a Bosch 4.9 Wideband Oxygen Sensor. A 4.9 sensor may only be used with the EMU Black (EMU Black may be used with either a 4.2 or 4.9 sensor. EMU Classic may only be used with a 4.2 sensor)
Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.