2018 Subaru Wrx-sti Motor Builds Upgrades

    WRX STI Upgrades by WRX STI Experts. 

    Shop 2018 Subaru Wrx-sti Motor Builds Upgrades by Category

    Shop 2018 Subaru Wrx-sti featured products

    126 Results

    OVERTAKE Drive-By-Wire Throttle Body Gasket - 2004-2021 Subaru STI / 2006-2007 WRX

    OVERTAKE Drive-By-Wire Throttle Body Gasket - 2004-2021 Subaru STI / 2006-2007 WRX

    $9.00
    Go Fast Bits Underdrive Pulley Kit Subaru Models - 2015-2021 Subaru STI / 2009-2013 Forester / 2008-2014 Impreza / 2005-2009 Legacy / Outback

    5 In Stock

    2014

    Go Fast Bits Underdrive Pulley Kit Subaru Models - 2015-2021 Subaru STI / 2009-2013 Forester / 2008-2014 Impreza / 2005-2009 Legacy / Outback

    $328.50
    Kelford 256 / 260 Stage 1 Performance Camshafts For EJ257 STI Dual AVCS Engines - 2008-2021 Subaru STI

    220-B

    Kelford 256 / 260 Stage 1 Performance Camshafts For EJ257 STI Dual AVCS Engines - 2008-2021 Subaru STI

    $949.05
    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
    Company23 EJ Rear Main Seal Install Tool - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    551

    Company23 EJ Rear Main Seal Install Tool - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    $54.95
    Manley Performance Race Master Stainless Steel Exhaust Valves  - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    11155-8

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

    $201.09
    Kelford 256-252/260 High Torque Cam Set For EJ257 STI Dual AVCS - 2008-2021 Subaru STI

    220-A

    Kelford 256-252/260 High Torque Cam Set For EJ257 STI Dual AVCS - 2008-2021 Subaru STI

    $949.05
    IAG 550 2.5L Subaru Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 550 BHP

    IAG 550 2.5L Subaru Short Block for 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2013 Forester - 550 BHP

    $5,459.96
    King Engine Bearings Standard Connecting Rod Bearing Set Subaru EJ Models  - 2002-2014 Subaru WRX / 2004-2021 STI

    100 In Stock

    CR4125XPG

    King Engine Bearings Standard Connecting Rod Bearing Set Subaru EJ Models - 2002-2014 Subaru WRX / 2004-2021 STI

    5.0(1)
    $65.75
    Tomei Timing Belt - Subaru Models (Inc. 2002-2014 Subaru WRX / 2004-2021 Subaru STI)

    TB101A-SB01A

    Tomei Timing Belt - Subaru Models (Inc. 2002-2014 Subaru WRX / 2004-2021 Subaru STI)

    $200.00
    ACL Race Main Bearings Standard Size - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    5M8309H-STD

    ACL Race Main Bearings Standard Size - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    $112.05
    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

    $467.49
    Dress Up Bolts Titanium Hardware Intercooler Kit for EJ257 Engine (Black) - 2015-2021 Subaru STI

    SUB-018-TI-BLK

    Dress Up Bolts Titanium Hardware Intercooler Kit for EJ257 Engine (Black) - 2015-2021 Subaru STI

    $69.29
    GrimmSpeed Lightweight Crank Pulley (Black) - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    15 In Stock

    095015BK

    GrimmSpeed Lightweight Crank Pulley (Black) - 2002-2014 Subaru WRX / 2004-2021 Subaru STI

    $145.00
    Gates Timing Belt - 2002-2014 Subaru WRX / 2004-2021 STI

    10 In Stock

    T328

    Gates Timing Belt - 2002-2014 Subaru WRX / 2004-2021 STI

    $258.23
    Dress Up Bolts Stage 1 Titanium Hardware Engine Bay Kit (Blue) - 2015-2021 Subaru WRX

    SUB-009-TI-BLU

    Dress Up Bolts Stage 1 Titanium Hardware Engine Bay Kit (Blue) - 2015-2021 Subaru WRX

    $222.74
    Gates Racing Timing Belt Kit w/ Water Pump  - 2015-2021 Subaru STI

    17 In Stock

    TCKWP328RB

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

    $480.30
    Brian Crower Steel Spring and Retainer Kit - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    16 In Stock

    BC0600S

    Brian Crower Steel Spring and Retainer Kit - 2015-2021 Subaru STI / 1998-2013 Forester / 1993-2014 Impreza

    $195.00
    GSC Power-Division Camshafts S1 - 2015-2021 Subaru STI

    7026S1

    GSC Power-Division Camshafts S1 - 2015-2021 Subaru STI

    $1,058.68
    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

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