This is the airflow sensor from many popular 2GR chassis such as the Sienna and Camry.
OEM or Equivalent Quality/Brands
Toyota Part Number(s): 22204-0H010
Tach Adapter - R2
2GRFE MR2 SW20 Motor Mount - R2
Flywheel - Fidanza V6 2GRFE
Flywheel Bolts - ARP 2GRFE