2021 Subaru Wrx-sti Exhausts Upgrades

    WRX STI Upgrades by WRX STI Experts. 

    Shop 2021 Subaru Wrx-sti Exhausts Upgrades by Category

    Cat Back Exhaust System image

    Cat Back Exhaust System

    Exhaust Gaskets and Hardware image

    Exhaust Gaskets and Hardware

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    Exhaust Headers and Manifolds

    Axle Back Exhausts image

    Axle Back Exhausts

    Heat Isolation and Heat Wrap image

    Heat Isolation and Heat Wrap

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    Exhaust Hangers

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    Exhaust Heat Shields

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    Downpipes and Y Pipes

    Exhaust Tips and Silencers image

    Exhaust Tips and Silencers

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    Turbo Uppipes

    Shop 2021 Subaru Wrx-sti featured products

    107 Results

    OVERTAKE Exhaust Manifold Refresh Kit - 2002-2026 Subaru WRX / 2004-2021 STI / 2013-2026 Scion FR-S / Subaru BRZ / Toyota GR86/86

    OVERTAKE Exhaust Manifold Refresh Kit - 2002-2026 Subaru WRX / 2004-2021 STI / 2013-2026 Scion FR-S / Subaru BRZ / Toyota GR86/86

    $45.00
    ETS Catback Exhaust System w/ Muffled Rear and Resonated Mid Pipe - Stealth Black Tips - 2015-2021 Subaru WRX / STI

    200-30-EXH-029

    ETS Catback Exhaust System w/ Muffled Rear and Resonated Mid Pipe - Stealth Black Tips - 2015-2021 Subaru WRX / STI

    $1,545.00
    GrimmSpeed Turbo to Downpipe Gasket - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    44 In Stock

    028001

    GrimmSpeed Turbo to Downpipe Gasket - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    4.5(2)
    $22.00
    PERRIN Turbo Heat Shield - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester XT / 2005-2009 Legacy GT / Outback XT

    27 In Stock

    PSP-EXT-001

    PERRIN Turbo Heat Shield - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester XT / 2005-2009 Legacy GT / Outback XT

    5.0(1)
    $94.35
    COBB Tuning Turbo Heatshield - 2002-2007 Subaru WRX / 2004-2021 STI / 2004-2008 Forester XT

    3 In Stock

    512510

    COBB Tuning Turbo Heatshield - 2002-2007 Subaru WRX / 2004-2021 STI / 2004-2008 Forester XT

    5.0(1)
    $99.00
    AWE Touring Edition Cat-Back Exhaust (Diamond Black Tips) - 2011-2021 Subaru WRX / STI

    13 In Stock

    3015-43108

    AWE Touring Edition Cat-Back Exhaust (Diamond Black Tips) - 2011-2021 Subaru WRX / STI

    5.0(1)
    $1,600.00
    Remark Muffler Axleback Exhaust Double Wall 3.5in Tip - 2015-2021 Subaru WRX / STI

    99 In Stock

    RO-TSVA-D

    Remark Muffler Axleback Exhaust Double Wall 3.5in Tip - 2015-2021 Subaru WRX / STI

    5.0(1)
    $655.00
    GrimmSpeed Two Position Poly Exhaust Hanger Single - 2008-2021 Subaru WRX / STI

    46 In Stock

    070046

    GrimmSpeed Two Position Poly Exhaust Hanger Single - 2008-2021 Subaru WRX / STI

    5.0(3)
    $15.00
    Kartboy 12mm 0.750" Extended Exhaust Hangers - 2015-2021 Subaru WRX / STI / 2008-2014 Impreza / 2013-2016 Scion FR-S / 2013-2020 Subaru BRZ / 2017-2019 Toyota 86

    176 In Stock

    KB-011-12MMXL

    Kartboy 12mm 0.750" Extended Exhaust Hangers - 2015-2021 Subaru WRX / STI / 2008-2014 Impreza / 2013-2016 Scion FR-S / 2013-2020 Subaru BRZ / 2017-2019 Toyota 86

    5.0(1)
    $11.00
    GrimmSpeed Uppipe to Turbo Gasket - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    48 In Stock

    024001

    GrimmSpeed Uppipe to Turbo Gasket - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    $18.00
    Grimmspeed Turbo Heat Shield V2 Ceramic Coated - 2015-2021 Subaru STI / 2004-2008 Forester / 2002-2014 Impreza

    7 In Stock

    092008

    Grimmspeed Turbo Heat Shield V2 Ceramic Coated - 2015-2021 Subaru STI / 2004-2008 Forester / 2002-2014 Impreza

    $109.00
    GrimmSpeed Subaru STI Exhaust Gasket Set - 2015-2021 Subaru STI

    49 In Stock

    020040

    GrimmSpeed Subaru STI Exhaust Gasket Set - 2015-2021 Subaru STI

    5.0(1)
    $110.00
    Killer B Motorsports Holy Header Max - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester

    HH-2BOLT-VE

    Killer B Motorsports Holy Header Max - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester

    $1,909.00
    Invidia Gemini (R400) Quad Tip Exhaust (Black Tips) - 2015-2021 Subaru WRX / STI

    15 In Stock

    HS15STIGM4SB

    Invidia Gemini (R400) Quad Tip Exhaust (Black Tips) - 2015-2021 Subaru WRX / STI

    5.0(3)
    $1,871.80
    Invidia N1 Resonated Single Exit Cat Back Exhaust - Titanium Tip - 2015-2021 Subaru WRX / STI

    4 In Stock

    HS15SW4GTT

    Invidia N1 Resonated Single Exit Cat Back Exhaust - Titanium Tip - 2015-2021 Subaru WRX / STI

    $1,111.32
    HKS Stainless Steel Equal Length Exhaust Manifold - 2008-2021 Subaru STI

    51 In Stock

    14019-AF002

    HKS Stainless Steel Equal Length Exhaust Manifold - 2008-2021 Subaru STI

    $770.00
    Torque Solution Turbo Blanket - 2015+ STI

    4 In Stock

    TS-TB-LSU

    Torque Solution Turbo Blanket - 2015+ STI

    $99.99
    Invidia N1 Cat Back Exhaust With Bead Blasted Piping - Titanium Tip - 2015-2021 Subaru WRX / STI

    4 In Stock

    HS15SW4BGR1GT

    Invidia N1 Cat Back Exhaust With Bead Blasted Piping - Titanium Tip - 2015-2021 Subaru WRX / STI

    $973.14
    Invidia 3in Downpipe to 2.5in Exhaust Adapter - Subaru Models (Inc. 2004-2021 Subaru STI)

    39 In Stock

    HS02SWIAPD

    Invidia 3in Downpipe to 2.5in Exhaust Adapter - Subaru Models (Inc. 2004-2021 Subaru STI)

    $68.60
    Invidia Q300 Resonated Single Exit Catback Exhaust - Stainless Steel Tip - 2015-2021 Subaru WRX / STI

    4 In Stock

    HS15SW4G3S

    Invidia Q300 Resonated Single Exit Catback Exhaust - Stainless Steel Tip - 2015-2021 Subaru WRX / STI

    5.0(1)
    $1,166.20

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