2018 Subaru Wrx-sti Cooling Upgrades

    WRX STI Upgrades by WRX STI Experts. 

    Shop 2018 Subaru Wrx-sti Cooling Upgrades by Category

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    Overflow and Expansion Tanks

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    Intercooler Piping Kits

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    Oil Cooler Thermostats

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    Fluid Coolers

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    Radiator Hoses

    Shop 2018 Subaru Wrx-sti featured products

    65 Results

    Killer B Motorsport Dual Washer/Coolant Reservoir - 2002-2014 Subaru WRX / 2004-2021 STI

    DWR2-B

    Killer B Motorsport Dual Washer/Coolant Reservoir - 2002-2014 Subaru WRX / 2004-2021 STI

    $494.00
    Compressive Tuning Air Shield Intercooler Protector (Black) - 2015-2021 Subaru STI

    13 In Stock

    AS151-EJ-BK

    Compressive Tuning Air Shield Intercooler Protector (Black) - 2015-2021 Subaru STI

    $135.00
    Cobb Front Mount Intercooler - 2015-2021 Subaru WRX / STI

    716500-SL

    Cobb Front Mount Intercooler - 2015-2021 Subaru WRX / STI

    $1,150.00
    Torque Solution Cylinder 4 Coolant Mod - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    7 In Stock

    TS-SU-585

    Torque Solution Cylinder 4 Coolant Mod - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    5.0(1)
    $88.88
    COBB CSF 2-Row Aluminum Radiator - 2008-2021 Subaru WRX / STI

    1 In Stock

    B22415-RS

    COBB CSF 2-Row Aluminum Radiator - 2008-2021 Subaru WRX / STI

    5.0(1)
    $395.00
    CSF High Performance Race Spec Aluminum Radiator - 2008-2021 Subaru STI / 2015-2021 WRX (Manual Only)

    24 In Stock

    7095

    CSF High Performance Race Spec Aluminum Radiator - 2008-2021 Subaru STI / 2015-2021 WRX (Manual Only)

    $455.00
    PERRIN Upper Radiator Brackets (Red) - 2008-2021 Subaru WRX / STI

    PSP-ENG-521RD

    PERRIN Upper Radiator Brackets (Red) - 2008-2021 Subaru WRX / STI

    $69.70
    Mishimoto Racing Thermostat - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    26 In Stock

    MMTS-WRX-01

    Mishimoto Racing Thermostat - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    5.0(1)
    $65.47
    ETS Top Mount Intercooler - Anodized Black - 2008-2021 Subaru STI

    200-20-IC-038

    ETS Top Mount Intercooler - Anodized Black - 2008-2021 Subaru STI

    $845.00
    Koyorad 1.3 Bar High Pressure Radiator Cap - 2015-2024 Subaru WRX / 2015-2021 STI / 2004-2018 Forester / 2002-2014 Impreza

    64 In Stock

    SK-C13

    Koyorad 1.3 Bar High Pressure Radiator Cap - 2015-2024 Subaru WRX / 2015-2021 STI / 2004-2018 Forester / 2002-2014 Impreza

    5.0(2)
    $38.43
    PERRIN Coupler Kit For Subaru Top Mount Intercooler (Blue) - 2002-2007 Subaru WRX / 2004-2021 STI / 2004-2008 Forester XT

    4 In Stock

    PSP-ITR-301BL

    PERRIN Coupler Kit For Subaru Top Mount Intercooler (Blue) - 2002-2007 Subaru WRX / 2004-2021 STI / 2004-2008 Forester XT

    $34.85
    GrimmSpeed Radiator Hose Kit - 2008-2014 Subaru WRX / 2008-2021 Subaru STI

    13 In Stock

    405322

    GrimmSpeed Radiator Hose Kit - 2008-2014 Subaru WRX / 2008-2021 Subaru STI

    5.0(1)
    $116.00
    GrimmSpeed Front Mount Intercooler - VA STI Full Intercooler Kit - Red - 2015-2021 Subaru STI

    14 In Stock

    090236

    GrimmSpeed Front Mount Intercooler - VA STI Full Intercooler Kit - Red - 2015-2021 Subaru STI

    $1,639.00
    Mishimoto Aluminum Coolant Expansion Tank - Polished - 2008-2021 Subaru WRX / STI

    8 In Stock

    MMRT-STI-08

    Mishimoto Aluminum Coolant Expansion Tank - Polished - 2008-2021 Subaru WRX / STI

    $253.99
    CSF Racing Aluminum Radiator with Built-in Oil Cooler - 2008-2014 Subaru WRX / 2008-2021 Subaru STI

    4 In Stock

    7042O

    CSF Racing Aluminum Radiator with Built-in Oil Cooler - 2008-2014 Subaru WRX / 2008-2021 Subaru STI

    3.0(1)
    $695.00
    Killer B Motorsport Upper Coolant Reservoir w/ AN Fittings Black - 2002-2007 Subaru WRX / 2004-2021 STI

    UTCRV2AN-B

    Killer B Motorsport Upper Coolant Reservoir w/ AN Fittings Black - 2002-2007 Subaru WRX / 2004-2021 STI

    $219.00
    Cobb Hot Pipe Kit - 2015-2021 Subaru STI

    716500-H

    Cobb Hot Pipe Kit - 2015-2021 Subaru STI

    $475.00
    Mishimoto Performance Aluminum Radiator Manual Transmission - 2015-2021 Subaru STI / 2009-2013 Forester / 2008-2014 Impreza

    21 In Stock

    MMRAD-STI-08

    Mishimoto Performance Aluminum Radiator Manual Transmission - 2015-2021 Subaru STI / 2009-2013 Forester / 2008-2014 Impreza

    $430.37
    Mishimoto Silicone Air Induction Hose (Black) - 2015-2021 Subaru STI / 2004-2008 Forester / 2002-2014 Impreza

    8 In Stock

    MMHOSE-SUB-IHBK

    Mishimoto Silicone Air Induction Hose (Black) - 2015-2021 Subaru STI / 2004-2008 Forester / 2002-2014 Impreza

    $291.94
    HKS Oil Cooler Kit - 2015-2021 Subaru WRX / STI

    15004-AF011

    HKS Oil Cooler Kit - 2015-2021 Subaru WRX / STI

    $1,062.00

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