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    Engine

    Enhance your Subaru's performance with premium engine modifications from Subispeed. Our offering includes a variety of parts and extras that will increase strength, effectiveness, and dependability. To maximize performance, select from air intakes, intercoolers, turbochargers, and engine management systems. We also provide upkeep components like fluids, gaskets, and filters to keep your engine operating efficiently. With a Subispeed engine upgrade, your Subaru will have more power and performance.

    Shop Engine Upgrades by Category

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    Exhausts

    Cat Back Exhaust System

    Axle Back Exhausts

    Exhaust Gaskets and Hardware

    Exhaust Headers and Manifolds

    Heat Isolation and Heat Wrap

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    Engine Dress Up

    Bolt Replacement

    Alternator Covers

    Oil Caps

    Radiator Shrouds

    Dress Up Caps

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    Cooling

    Intercoolers

    Intercooler Hose Kits

    Intercooler Piping Kits

    Radiator Hoses

    Radiators

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    Motor Builds

    Engine Hardware and Fittings

    Pulleys

    Gaskets

    Short Blocks

    Head Gaskets

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    Air Induction

    Cold Air Intakes

    Air Intake Filter Replacements

    Air Intake and MAF Hoses

    Turbo Inlet Hoses and Pipes

    Short Ram Air Intakes

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    Turbochargers and Superchargers

    Turbos

    Blow Off Valves

    Turbo Kits and Supercharger Kits

    Wastegates

    Boost Control Solenoids

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    Fuel System

    Fuel Injectors

    Fuel Pumps

    Fuel Lines and Fittings

    Fuel Rails

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    Oil Systems

    Air Oil Separators

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    Oil Pans

    Oil Control Devices

    Oil Pumps

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    Engine Management

    Plug and Play Engine Management

    Engine Management Sensors

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    Ignition Systems

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    Shop featured products

    2348 Results

    GrimmSpeed OVERTAKE BB500 Turbocharger Kit - 2002-2014 Subaru WRX / 2004-2021 STI / 2005-2009 Legacy GT / Outback XT

    49 In Stock

    123006

    GrimmSpeed OVERTAKE BB500 Turbocharger Kit - 2002-2014 Subaru WRX / 2004-2021 STI / 2005-2009 Legacy GT / Outback XT

    5.0(1)
    $1,999.00
    GrimmSpeed Equal Length Exhaust Header - 2015-2021 Subaru WRX

    42 In Stock

    113008

    GrimmSpeed Equal Length Exhaust Header - 2015-2021 Subaru WRX

    5.0(2)
    $944.00
    Grimmspeed 3 Port Electronic Boost Control Solenoid - 2015-2021 Subaru WRX / 2014-2018 Forester XT

    43 In Stock

    057041

    Grimmspeed 3 Port Electronic Boost Control Solenoid - 2015-2021 Subaru WRX / 2014-2018 Forester XT

    5.0(5)
    $178.00
    GrimmSpeed Intercooler Core (Coated) - 2015-2021 Subaru WRX / STI

    16 In Stock

    090260

    GrimmSpeed Intercooler Core (Coated) - 2015-2021 Subaru WRX / STI

    5.0(1)
    $999.00
    GrimmSpeed Intercooler Core - 2015-2021 Subaru WRX / STI

    23 In Stock

    090235

    GrimmSpeed Intercooler Core - 2015-2021 Subaru WRX / STI

    $879.00
    GrimmSpeed Top Mount Intercooler - Black - 2002-2007 Subaru WRX / 2004-2021 Subaru STI / 2004-2008 Forester XT

    11 In Stock

    090024

    GrimmSpeed Top Mount Intercooler - Black - 2002-2007 Subaru WRX / 2004-2021 Subaru STI / 2004-2008 Forester XT

    $799.00
    HKS GT2 Supercharger Pro Kit - 2022-2024 Subaru BRZ / Toyota GR86

    11 In Stock

    12001-AT013

    HKS GT2 Supercharger Pro Kit - 2022-2024 Subaru BRZ / Toyota GR86

    $4,950.00
    COBB Tuning Subaru Carbon Fiber Redline Edition Intake - 2015-2021 Subaru WRX

    7 In Stock

    742100

    COBB Tuning Subaru Carbon Fiber Redline Edition Intake - 2015-2021 Subaru WRX

    $787.50
    Koyo Aluminum Racing Radiator - 2008-2021 Subaru WRX / STI / 2016-2017 Crosstrek / 2009-2013 Forester

    38 In Stock

    VH091662

    Koyo Aluminum Racing Radiator - 2008-2021 Subaru WRX / STI / 2016-2017 Crosstrek / 2009-2013 Forester

    4.7(12)
    $565.60
    Invidia N1 Dual Cat-Back Exhaust - Titanium Tip - 2015-2021 Subaru WRX / STI / 2014-2018 Forester

    43 In Stock

    HS15STIGTT

    Invidia N1 Dual Cat-Back Exhaust - Titanium Tip - 2015-2021 Subaru WRX / STI / 2014-2018 Forester

    5.0(2)
    $1,308.30
    Gates Timing Belt Kit w/ Water Pump - 2015-2021 Subaru STI

    4 In Stock

    TCKWP328

    Gates Timing Belt Kit w/ Water Pump - 2015-2021 Subaru STI

    $1,188.70
    Grimmspeed Top Mount Intercooler Kit - 2015-2021 Subaru WRX

    24 In Stock

    090070

    Grimmspeed Top Mount Intercooler Kit - 2015-2021 Subaru WRX

    $899.00
    GrimmSpeed Intercooler WRX Pipe Kit Red - 2015-2021 Subaru WRX

    14 In Stock

    090233

    GrimmSpeed Intercooler WRX Pipe Kit Red - 2015-2021 Subaru WRX

    $680.00
    COBB Tuning Accessport V3 - 2015-2021 Subaru WRX / STI / 2014-2018 Forester XT

    31 In Stock

    AP3-SUB-004

    COBB Tuning Accessport V3 - 2015-2021 Subaru WRX / STI / 2014-2018 Forester XT

    4.2(5)
    $693.00
    FactionFab Axle Back Exhaust - Burnt Tips - 2015-2021 Subaru WRX / STI

    1.10204.2

    FactionFab Axle Back Exhaust - Burnt Tips - 2015-2021 Subaru WRX / STI

    4.7(3)
    $430.00
    Invidia J-Pipe & Downpipe (76mm) with Wide Band & High Flow Cat - 2015-2021 Subaru WRX

    12 In Stock

    HS15SWMDOCB

    Invidia J-Pipe & Downpipe (76mm) with Wide Band & High Flow Cat - 2015-2021 Subaru WRX

    4.5(2)
    $1,782.20
    Invidia Downpipe Catted Divorced Wastegate - 2008-2014 Subaru WRX / 2008-2021 Subaru STI

    40 In Stock

    HS08SW1DPC

    Invidia Downpipe Catted Divorced Wastegate - 2008-2014 Subaru WRX / 2008-2021 Subaru STI

    $993.00
    AEM Cold Air Intake System (Carb Cert) - 2014-2018 Subaru Forester XT

    9 In Stock

    21-742C

    AEM Cold Air Intake System (Carb Cert) - 2014-2018 Subaru Forester XT

    5.0(1)
    $399.99
    HKS GT V3 Supercharger System (with ECU Tuning) - 2013-2016 Scion FR-S / 2013-2020 Subaru BRZ / 2017-2019 Toyota 86

    9 In Stock

    12001-KT004A

    HKS GT V3 Supercharger System (with ECU Tuning) - 2013-2016 Scion FR-S / 2013-2020 Subaru BRZ / 2017-2019 Toyota 86

    $4,510.00
    MBRP Race 3in Quad Tip Cat Back Exhaust - 2015-2021 Subaru WRX / STI

    19 In Stock

    S4802304

    MBRP Race 3in Quad Tip Cat Back Exhaust - 2015-2021 Subaru WRX / STI

    4.0(1)
    $934.99

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    SubiSpeed Guarantee items may be returned within 30 days of the original invoice date and must include all the original parts and contents for a refund.