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Hks Silent Hi-Power Catback for Subaru Impreza WRX/STI 01-07 CH Legal

SKU: Hks 31019-AF023 Categories: , , Tags: , , , , , ,


    HKS’s Silent version of Hi-Power Catback exhaust: Silent Hi-Power for Subaru Impreza GC8 & GF8 (92-2000)

    Available on backorder

    The HKS Silent Hi-Power Muffler is made of fully polished SUS304 Stainless Steel. It is designed for enthusiasts seeking the highest quality performance exhaust system with only a slight increase in exhaust noise.

    Sold WITH Swiss homologation!

    Cert. No. 03S04465


    Vehicle IMPREZA
    Model GDA
    Engine EJ20(TURBO)
    Model Year 2001-2007
    Shape of muffler HP(TYPE-S)
    (silent Hi-Power)
    Main material S304(*2)
    Diameter of tip 120
    Diameter of center pipe 75(*3)
    Close noise level Stock 82
    HKS 90
    About road clearance(*4) Clearance 135mm
    Portion of the kit Center silencer
    Product Weight



    For applied model A, B.

    About HKS muffler

    *1: About silencer shell type of Silent Hi-Power
    TYPE-S/Oval silencer for noise reduction.
    TYPE-H/Round silencer for performance.

    *2: Main material in the component figure.

    SUS304.gif : SUS304/High quality stainless steel.
    SUH409.gif : SUH409/Stainless steel commonly used for stock exhaust.

    *3: About center pipe
    Diameter of center pipe is the portion that has the largest diameter. (Excluding silencer and tip.) It is the condition with stock suspension.

    *4: Minimum road clearance between HKS muffler (Any parts included in the kit) and road surface. Therefore, it may be different from actual road clearance of the vehicle.
    The data is basically the condition with stock suspension. However, please understand that some items have data with low down spring or ride height adjustable suspension kit.

    Caution: Hook, bracket, stay may be changed without prior notice.

    Additional information

    Weight 20 kg



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