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Home >> Subaru >> 2021 >> WRX Base >> Repair and Diagnosis >> Engine Mechanical >> Blowers, Superchargers & Turbochargers >> Engine Intake System (Induction) And Turbocharger (2.0L) >> Intake Duct >> Installation >> Intake Duct No. 3

Intake Duct No. 3

  1. Align the triangle mark (A) on the intake duct No. 3 to the rib (B) on the throttle body, and install the intake duct No. 3 to the throttle body.
    NOTE:
    • Use a new insulator.
    • Apply a thin coat of SUBARU PS fluid (K0515YA000) or liquid paraffin to the inner periphery of the insulator.
    • When inserting the intake duct No. 3 to the throttle body, be careful that the insulator is not turned over.

    Tightening torque: 

    3 N.m (0.3 kgf-m, 2.2 ft-lb)

    G09480094Courtesy of SUBARU OF AMERICA, INC.
  2. Install the brake booster vacuum hose to the clip.
    NOTE: If the clip is removed from the intake manifold, install the clip to the position of alignment mark of intake manifold.
    G10266554Courtesy of SUBARU OF AMERICA, INC.
  3. Install the intercooler. Refer to INTAKE (INDUCTION) (W/O STI)>INTERCOOLER>INSTALLATION .
  4. Install the collector cover. Refer to INTAKE (INDUCTION) (W/O STI)>COLLECTOR COVER>INSTALLATION .