2019 Subaru Wrx-sti Motor Builds Upgrades

    WRX STI Upgrades by WRX STI Experts. 

    Shop 2019 Subaru Wrx-sti Motor Builds Upgrades by Category

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    Engine Hardware and Fittings

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    Cams

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    Pulleys

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    Timing Belts

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    Long Blocks

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    Short Blocks

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    Head Gaskets

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    Valvetrain Components

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    Timing Belt Components

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    Main Bearings

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    Rod Bearings

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    Gaskets

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    Tools and Accessories

    Shop 2019 Subaru Wrx-sti featured products

    129 Results

    Manley 15024-4 Forged H Beam Connecting Rods - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    18 In Stock

    15024-4

    Manley 15024-4 Forged H Beam Connecting Rods - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    $578.10
    IAG Performance Adjustable Timing Idler Kit - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    IAG-ENG-5120

    IAG Performance Adjustable Timing Idler Kit - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    $169.99
    IAG 950 EJ25 Destroked 2.35L Closed Deck Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 950 BHP

    IAG 950 EJ25 Destroked 2.35L Closed Deck Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 950 BHP

    $7,959.96
    Kelford High Performance Spring and Retainer Set - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester / 2005-2012 Legacy

    KVS1847-BT

    Kelford High Performance Spring and Retainer Set - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester / 2005-2012 Legacy

    $470.25
    Kelford 272-268/268 Stage 2 Performance Camshafts For EJ257 STI Dual AVCS - 2008-2021 Subaru STI

    220-C

    Kelford 272-268/268 Stage 2 Performance Camshafts For EJ257 STI Dual AVCS - 2008-2021 Subaru STI

    $949.05
    GSC Power-Division Stainless Steel Exhaust Valves +1mm - 2002-2014 Subaru WRX / 2004-2021 STI

    11 In Stock

    2013-8

    GSC Power-Division Stainless Steel Exhaust Valves +1mm - 2002-2014 Subaru WRX / 2004-2021 STI

    $147.73
    Manley Performance Race Flo Stainless Steel Intake Valves - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    2 In Stock

    11138-8

    Manley Performance Race Flo Stainless Steel Intake Valves - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    $201.09
    IAG 950 CNC Ported Race Cylinder Heads Package for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT

    IAG 950 CNC Ported Race Cylinder Heads Package for 02-14 WRX, 04-21 STI, 04-13 FXT, 05-09 LGT

    $6,999.99
    GSC Power-Division Single Beehive Valve Spring Set w/ Titanium Retainers - 2002-2014 Subaru WRX / 2004-2021 STI

    21 In Stock

    5043

    GSC Power-Division Single Beehive Valve Spring Set w/ Titanium Retainers - 2002-2014 Subaru WRX / 2004-2021 STI

    $399.92
    Dress Up Bolts Titanium Hardware Wing Kit (APR GTC-300 STI Spec Wing) - Purple - 2015-2021 Subaru STI

    ACC-022-TI-PRP

    Dress Up Bolts Titanium Hardware Wing Kit (APR GTC-300 STI Spec Wing) - Purple - 2015-2021 Subaru STI

    $311.84
    IAG 950 2.5L Subaru Closed Deck Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 950 BHP

    IAG 950 2.5L Subaru Closed Deck Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 950 BHP

    $7,459.96
    Brian Crower Single Spring/Titanium Retainer Kit - 2006-2014 Subaru WRX / 2004-2021 STI

    17 In Stock

    BC0600

    Brian Crower Single Spring/Titanium Retainer Kit - 2006-2014 Subaru WRX / 2004-2021 STI

    $343.28
    PERRIN Lightweight Crank Pulley for FA/FB Engines with Large Hub - Subaru Models (Inc. 2015-2024 Subaru WRX / 2015-2021 STI / 2014-2024 Forester / 2013-2024 BRZ / 2013-2016 Scion FR-S / 2022-2024 Toyota GR86)

    2 In Stock

    PSP-ENG-104BL

    PERRIN Lightweight Crank Pulley for FA/FB Engines with Large Hub - Subaru Models (Inc. 2015-2024 Subaru WRX / 2015-2021 STI / 2014-2024 Forester / 2013-2024 BRZ / 2013-2016 Scion FR-S / 2022-2024 Toyota GR86)

    $183.60
    Company23 EJ Oil Pump Seal Install Tool - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    552

    Company23 EJ Oil Pump Seal Install Tool - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    $54.95
    Manley Performance Ring-99.5/99.55 Mm 1.2 Mm 1.2 Mm 2.0 - Subaru Models (inc. 2006-2014 Subaru WRX / 2004-2021 Subaru STI)

    4 In Stock

    46995DT-4

    Manley Performance Ring-99.5/99.55 Mm 1.2 Mm 1.2 Mm 2.0 - Subaru Models (inc. 2006-2014 Subaru WRX / 2004-2021 Subaru STI)

    $155.20
    Tomei Head Gasket 101.0mm 0.7mm - Subaru Models (Inc. 2006-2014 WRX / 2004-2021 STI)

    TA4070-SB02A

    Tomei Head Gasket 101.0mm 0.7mm - Subaru Models (Inc. 2006-2014 WRX / 2004-2021 STI)

    $120.00
    ACL Race Main Bearings Undersized -.020in - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    5 In Stock

    5M8309H-.50

    ACL Race Main Bearings Undersized -.020in - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    $76.86
    GrimmSpeed Head Gasket Set 0.78mm Dual AVCS - 2008-2021 Subaru STI

    124003

    GrimmSpeed Head Gasket Set 0.78mm Dual AVCS - 2008-2021 Subaru STI

    $149.00
    IAG 1150 2.5L Subaru Closed Deck Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 1150 BHP

    IAG 1150 2.5L Subaru Closed Deck Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 1150 BHP

    $10,459.96
    Manley Performance Platinum Series Piston Set 100mm 8.5:1 - Subaru Models (inc. 2006-2014 Subaru WRX / 2004-2021 Subaru STI)

    3 In Stock

    612005C-4

    Manley Performance Platinum Series Piston Set 100mm 8.5:1 - Subaru Models (inc. 2006-2014 Subaru WRX / 2004-2021 Subaru STI)

    $699.23

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