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Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> Engine Mechanical >> Exhaust System (STI) >> Center Exhaust Pipe >> Removal

Center Exhaust Pipe: Removal

CAUTION: Vehicle components are extremely hot after driving. Be wary of receiving burns from heated parts.
  1. Disconnect the ground cable from battery.
  2. Remove the intercooler. Refer to INTAKE (INDUCTION) (STI)>INTERCOOLER>REMOVAL .
  3. Lift up the vehicle.
  4. Remove the transmission under cover.
  5. Remove the bolts which secure the lower side of the turbocharger lower cover.
    G05661003Courtesy of SUBARU OF AMERICA, INC.
  6. Lower the vehicle.
  7. Remove the intercooler stay RH No. 2.
    G04998819Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the turbocharger upper cover.
    G08539115Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the bolts which hold the upper side of the turbocharger lower cover.
    G08539440Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the upper side bolts and nuts that hold the center exhaust pipe on the turbocharger, and remove the turbocharger cover stay (A).
    G06345300Courtesy of SUBARU OF AMERICA, INC.
  11. Lift up the vehicle.
  12. Remove the lower side nuts (two places) that hold the center exhaust pipe on the turbocharger.
    G05955334Courtesy of SUBARU OF AMERICA, INC.
  13. Disconnect the connector from the rear oxygen sensor, and remove the clip (A) holding the rear oxygen sensor harness.
    G06344730Courtesy of SUBARU OF AMERICA, INC.
  14. Remove the rear exhaust pipe from center exhaust pipe.
    G10265512Courtesy of SUBARU OF AMERICA, INC.
  15. Remove the bolt which holds center exhaust pipe to transmission.
    G05661009Courtesy of SUBARU OF AMERICA, INC.
  16. Remove the bolt which holds center exhaust pipe to hanger bracket, and remove the center exhaust pipe.
    CAUTION: Be careful not to drop the center exhaust pipe.
    G10265514Courtesy of SUBARU OF AMERICA, INC.
  17. Remove the turbocharger lower cover.