2017 Subaru WRX STI Mods, Upgrades & Accessories

    WRX STI Upgrades by WRX STI Experts. 

    The 2017 Subaru STI with its highly pronounced rally chassis powered by the legendary EJ25 continues to roll into production as the demand remains strong. We know what makes these cars fast, however, the aftermarket has focused on keeping the 2017 STI modern with exterior upgrades such as the SubiSpeed Full LED Headlights. These have been designed using the latest in LED technology to provide better visibility through increased lighting coverage. SubiSpeed also emphasized on the taillights with the same technology and released their USDM TR-Style Sequential Taillights to further improve the looks. To enhance the interior by adding exotic looks, Faction Fab offers their Carbon Fiber and Suede Steering Wheel. This features a thick grip using the same materials used in today’s world-class sports cars. These interior and exterior upgrades will not only further improve the overall driving experience for the 2017 STI, but the safety is improved for both the driver and surrounding vehicles with better overall lighting awareness.

    Shop 2017 Subaru Wrx-sti Upgrades by Category

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    1807 Results

    OEM Rain Guard Deflector Kit - 2015-2021 Subaru WRX / STI

    E3610FJ860

    OEM Rain Guard Deflector Kit - 2015-2021 Subaru WRX / STI

    4.9(23)
    $170.06
    FactionFab Solid End Link (Rear) - 2008-2021 Subaru WRX / STI / 2017-2021 Toyota 86

    9 In Stock

    FFA1.10251.1

    FactionFab Solid End Link (Rear) - 2008-2021 Subaru WRX / STI / 2017-2021 Toyota 86

    $125.00
    Power Stop Z23 Evolution Brake Kit (Front) - 2015-2017 Subaru STI / 2005-2014 Impreza

    K131

    Power Stop Z23 Evolution Brake Kit (Front) - 2015-2017 Subaru STI / 2005-2014 Impreza

    5.0(1)
    $264.53
    FactionFab Solid End Link Set (Front) - 2015-2021 Subaru WRX / STI

    FFA1.10252.1

    FactionFab Solid End Link Set (Front) - 2015-2021 Subaru WRX / STI

    $125.00
    GrimmSpeed Stock Downpipe to 3inch Exhaust Adapter - Subaru Models (inc. 2004-2021 Subaru STI / 2002-2021 WRX)

    50 In Stock

    077046

    GrimmSpeed Stock Downpipe to 3inch Exhaust Adapter - Subaru Models (inc. 2004-2021 Subaru STI / 2002-2021 WRX)

    4.9(9)
    $60.00
    PERRIN STI Wing Stabilizer - 2015-2021 Subaru WRX / STI

    15 In Stock

    PSP-BDY-103BK

    PERRIN STI Wing Stabilizer - 2015-2021 Subaru WRX / STI

    5.0(8)
    $49.30
    SubiSpeed Carbon Wing Stiffener - 2015-2021 Subaru WRX / STI

    35 In Stock

    WS-24001C

    SubiSpeed Carbon Wing Stiffener - 2015-2021 Subaru WRX / STI

    4.2(6)
    $30.42
    OLM Silverline Carbon OEM STI Style Spoiler with Black Bases - 2015-2021 Subaru WRX / STI

    8 In Stock

    RTS-WRX14-STI-CF

    OLM Silverline Carbon OEM STI Style Spoiler with Black Bases - 2015-2021 Subaru WRX / STI

    3.5(2)
    $639.00
    Invidia R400 Gemini Single Layer Cat Back Exhaust - Titanium Burnt Tips - 2015-2021 Subaru WRX / STI

    40 In Stock

    HS15STIGM4ST

    Invidia R400 Gemini Single Layer Cat Back Exhaust - Titanium Burnt Tips - 2015-2021 Subaru WRX / STI

    5.0(2)
    $1,419.22
    FactionFab FL-Spec Coilovers V2 - 2015-2021 Subaru WRX / STI

    1.10277.3

    FactionFab FL-Spec Coilovers V2 - 2015-2021 Subaru WRX / STI

    4.8(6)
    $990.00
    Power Stop Z23 Evolution Brake Kit (Rear) - 2008-2017 Subaru STI / 2020-2021 Subaru WRX (Brembo Packa Only)

    4 In Stock

    K5305

    Power Stop Z23 Evolution Brake Kit (Rear) - 2008-2017 Subaru STI / 2020-2021 Subaru WRX (Brembo Packa Only)

    $230.10
    OLM V2 Rear Window Visor - 2015-2021 Subaru WRX / STI

    RRV-WRX14-V2

    OLM V2 Rear Window Visor - 2015-2021 Subaru WRX / STI

    4.5(2)
    $119.95
    Subaru OEM STI Flywheel - 2004-2021 Subaru STI

    3 In Stock

    12310AA410

    Subaru OEM STI Flywheel - 2004-2021 Subaru STI

    $424.98
    Subaru OEM Cabin Air Filter - 2008-2021 Subaru STI / WRX / 2008-2014 Forester

    72880FG000

    Subaru OEM Cabin Air Filter - 2008-2021 Subaru STI / WRX / 2008-2014 Forester

    5.0(3)
    $30.79
    EBC Yellowstuff Pads - 2004-2017 STI

    18 In Stock

    DP41210R

    EBC Yellowstuff Pads - 2004-2017 STI

    $176.82
    OLM Evolution Tail Lights - Clear Lens, Black Base, White Bar - 2015-2021 Subaru WRX / STI

    5 In Stock

    SB2002-B

    OLM Evolution Tail Lights - Clear Lens, Black Base, White Bar - 2015-2021 Subaru WRX / STI

    5.0(3)
    $579.00
    Grimmspeed Stainless Steel Shift Knob  - Universal

    50 In Stock

    038006

    Grimmspeed Stainless Steel Shift Knob - Universal

    $62.00
    OLM 15-17 Headlight Upgrade Harness for 18-20 LED Headlights (Pair) - 2015-2017 Subaru WRX / STI / 2018-2020 WRX Base and Premium

    50 In Stock

    668-21-15

    OLM 15-17 Headlight Upgrade Harness for 18-20 LED Headlights (Pair) - 2015-2017 Subaru WRX / STI / 2018-2020 WRX Base and Premium

    $59.00
    OLM Wide Angle Convex Mirrors (Defrosters / Turn Signals / Blind Spot Detection LED) - Blue - 2015-2021 Subaru WRX / STI / 2015-2016 Crosstrek

    5 In Stock

    MRL-WRX14-LPBH-BSM

    OLM Wide Angle Convex Mirrors (Defrosters / Turn Signals / Blind Spot Detection LED) - Blue - 2015-2021 Subaru WRX / STI / 2015-2016 Crosstrek

    4.0(1)
    $245.00
    Enkei RPF1 Wheels Gold 18x8.5 +40mm 5x114.3 (Single Wheel) - 2015-2024 Subaru WRX / 2015-2021 STI / 2019-2024 Forester

    3798856540GG

    Enkei RPF1 Wheels Gold 18x8.5 +40mm 5x114.3 (Single Wheel) - 2015-2024 Subaru WRX / 2015-2021 STI / 2019-2024 Forester

    $401.40

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