2008 Subaru Impreza Motor Builds Upgrades

    WRX STI Upgrades by WRX STI Experts.

    Shop 2008 Subaru Impreza Motor Builds Upgrades by Category

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    Rods

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    Engine Hardware and Fittings

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    Gaskets

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    Main Bearings

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    Timing Belt Components

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    Valvetrain Components

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    Tools and Accessories

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    Rod Bearings

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    Accessory Belts

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    Cam Gears

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    Crankshafts

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    Engine Assembly Lube and Sealants

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    Piston Rings and Clips

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    Tensioners & Idlers

    Shop 2008 Subaru Impreza featured products

    136 Results

    Torque Solution HD Cam Gear Set - 2002-2014 Subaru WRX / 2004-2007 STI

    TS-SU-720

    Torque Solution HD Cam Gear Set - 2002-2014 Subaru WRX / 2004-2007 STI

    $231.10
    GSC Power-Division Viton Valve Stem Seals - Subaru EJ Turbo Models (inc. 2002-2014 WRX / 2004-2021 STI)

    72 In Stock

    1022

    GSC Power-Division Viton Valve Stem Seals - Subaru EJ Turbo Models (inc. 2002-2014 WRX / 2004-2021 STI)

    $16.75
    GrimmSpeed 3-Bolt Manifold to Uppipe Gasket - Subaru Models (inc. 2002-2014 WRX / 2004 STI)

    50 In Stock

    34001

    GrimmSpeed 3-Bolt Manifold to Uppipe Gasket - Subaru Models (inc. 2002-2014 WRX / 2004 STI)

    $24.00
    GSC Power-Division Single Beehive Valve Spring Set w/ Titanium Retainers - 2002-2014 Subaru WRX / 2004-2021 STI

    5043

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

    $399.92
    IAG Performance V2 Competition Series EJ Timing Belt Tensioner - 2015-2021 Subaru STI

    IAG-ENG-5111BK

    IAG Performance V2 Competition Series EJ Timing Belt Tensioner - 2015-2021 Subaru STI

    $589.99
    IAG 1150 2.5L Subaru Short Block - Subaru Models (Inc. 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester)

    IAG-ENG-S115

    IAG 1150 2.5L Subaru Short Block - Subaru Models (Inc. 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester)

    $9,499.99
    GSC Power-Division Stainless Steel Intake Valves 36mm - 2015-2021 Subaru STI

    94 In Stock

    2012-8

    GSC Power-Division Stainless Steel Intake Valves 36mm - 2015-2021 Subaru STI

    $145.79
    Gates Racing Timing Belt Kit w/ Water Pump - 2008-2014 Subaru WRX / 2008-2013 Forester XT

    10 In Stock

    TCKWP328CRB

    Gates Racing Timing Belt Kit w/ Water Pump - 2008-2014 Subaru WRX / 2008-2013 Forester XT

    $498.68
    Gates Stretch Fit AC Belt (Belt For Pulley Kit) - 2015-2021 Subaru STI / 2008-2010 Forester / 2008-2014 Impreza

    35 In Stock

    K040317SF

    Gates Stretch Fit AC Belt (Belt For Pulley Kit) - 2015-2021 Subaru STI / 2008-2010 Forester / 2008-2014 Impreza

    $59.00
    IAG 700 Closed Deck Long Block Engine w/ Stage 3 D25 Heads - 2006-2014 Subaru WRX / 2006-2013 Forester XT / 2007-2009 Legacy GT

    IAG-ENG-4015D

    IAG 700 Closed Deck Long Block Engine w/ Stage 3 D25 Heads - 2006-2014 Subaru WRX / 2006-2013 Forester XT / 2007-2009 Legacy GT

    $11,549.99
    Brian Crower ProH2K Connecting Rods Subaru for EJ Models - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    1 In Stock

    BC6609

    Brian Crower ProH2K Connecting Rods Subaru for EJ Models - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    $596.15
    Manley Performance H-Plus Forged Connecting Rods - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    15024R6-4

    Manley Performance H-Plus Forged Connecting Rods - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    $909.79
    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)

    $118.94
    Cometic Head Gasket MLS 100MM .040 - 2004-2007 Subaru STI / 2006-2014 WRX

    3 In Stock

    C4264-040

    Cometic Head Gasket MLS 100MM .040 - 2004-2007 Subaru STI / 2006-2014 WRX

    $49.37
    IAG Stage 4 TUFF Closed Deck Short Block - 2015-2021 Subaru STI / 2004-2013 Forester / 2004-2014 Impreza

    IAG-ENG-1452

    IAG Stage 4 TUFF Closed Deck Short Block - 2015-2021 Subaru STI / 2004-2013 Forester / 2004-2014 Impreza

    $6,599.99
    Torque Solution HD Cam Bolt Kit - 2015-2021 Subaru STI / 2008-2014 Impreza

    TS-SU-626-4

    Torque Solution HD Cam Bolt Kit - 2015-2021 Subaru STI / 2008-2014 Impreza

    $61.10
    Victor Reinz Valve Cover Gasket - Subaru Models (Inc. 2006-2011 Subaru Impreza / 2006-2010 Subaru Forester / 2006-2012 Legacy / Outback))

    50 In Stock

    15-10937-01

    Victor Reinz Valve Cover Gasket - Subaru Models (Inc. 2006-2011 Subaru Impreza / 2006-2010 Subaru Forester / 2006-2012 Legacy / Outback))

    $28.41
    IAG Performance ARP 1/2in Head Stud Set for Subaru EJ25 and FA20 DIT - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    IAG-ENG-1700

    IAG Performance ARP 1/2in Head Stud Set for Subaru EJ25 and FA20 DIT - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    $549.99
    ACL Race Main Bearings Undersized -.020in - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    2 In Stock

    5M8309H-.50

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

    $76.86
    PERRIN Lightweight Crank Pulley - Red - Subaru Models (inc. 2015-2021 STI / 1998-2012 Forester / 1993-2014 Impreza / 1993-2009 Legacy)

    PSP-ENG-100RD

    PERRIN Lightweight Crank Pulley - Red - Subaru Models (inc. 2015-2021 STI / 1998-2012 Forester / 1993-2014 Impreza / 1993-2009 Legacy)

    4.0(1)
    $125.00

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