2019 Subaru Wrx-sti Motor Builds Upgrades

    WRX STI Upgrades by WRX STI Experts. 

    Shop 2019 Subaru Wrx-sti Motor Builds Upgrades by Category

    Engine Hardware and Fittings image

    Engine Hardware and Fittings

    Cams image

    Cams

    Pulleys image

    Pulleys

    Short Blocks image

    Short Blocks

    Timing Belts image

    Timing Belts

    Pistons and Sleeves image

    Pistons and Sleeves

    Head Gaskets image

    Head Gaskets

    Valves

    Rods image

    Rods

    Valve Springs image

    Valve Springs

    Main Bearings image

    Main Bearings

    Timing Belt Components image

    Timing Belt Components

    Valvetrain Components image

    Valvetrain Components

    Rod Bearings image

    Rod Bearings

    Gaskets image

    Gaskets

    Long Blocks image

    Long Blocks

    Tools and Accessories image

    Tools and Accessories

    Crankshafts image

    Crankshafts

    Shop 2019 Subaru Wrx-sti featured products

    136 Results

    IAG V2 Timing Belt Guide - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    3 In Stock

    IAG-ENG-5101BK

    IAG V2 Timing Belt Guide - 2015-2021 Subaru STI / 2004-2013 Forester / 2002-2014 Impreza

    $59.99
    Dress Up Bolts Titanium Hardware Trunk Kit (True Burned) - 2015-2021 Subaru WRX / STI

    SUB-019-TI-TB

    Dress Up Bolts Titanium Hardware Trunk Kit (True Burned) - 2015-2021 Subaru WRX / STI

    $59.39
    Tomei Head Gasket 101.0mm 1.0mm - Subaru Models (Inc. 2006-2014 WRX / 2004-2021 STI)

    1 In Stock

    TA4070-SB02B

    Tomei Head Gasket 101.0mm 1.0mm - Subaru Models (Inc. 2006-2014 WRX / 2004-2021 STI)

    $142.75
    ARP Fasteners Case Bolt Kit Subaru EJ Models - 2015-2021 Subaru STI / 1998-2012 Forester / 1993-2014 Impreza

    2 In Stock

    260-5401

    ARP Fasteners Case Bolt Kit Subaru EJ Models - 2015-2021 Subaru STI / 1998-2012 Forester / 1993-2014 Impreza

    $762.59
    Kelford Stage 2 Performance Camshafts - 2002-2014 Subaru WRX / 2004-2021 STI

    220-C

    Kelford Stage 2 Performance Camshafts - 2002-2014 Subaru WRX / 2004-2021 STI

    $949.05
    ARP Fasteners Head Stud Kit 11mm - 2004-2021 Subaru STI / 2002-2014 WRX

    115 In Stock

    260-4701

    ARP Fasteners Head Stud Kit 11mm - 2004-2021 Subaru STI / 2002-2014 WRX

    $303.53
    GSC Power-Division Super Alloy Exhaust Valves 32mm - 2002-2014 Subaru WRX / 2004-2021 STI

    19 In Stock

    2015-8

    GSC Power-Division Super Alloy Exhaust Valves 32mm - 2002-2014 Subaru WRX / 2004-2021 STI

    $261.88
    IAG 600 Long Block Engine w/ Stage 2 W25 Heads - 2008-2019 Subaru STI

    IAG-ENG-4010W

    IAG 600 Long Block Engine w/ Stage 2 W25 Heads - 2008-2019 Subaru STI

    $10,449.99
    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)

    $142.75
    Subaru FLANGE BOLT - 2015-2021 Subaru WRX / STI / 2013-2020 BRZ / Impreza / 2014-2020 Forester / 2016-2020 Crosstrek / 2019-2020 Ascent

    901000000

    Subaru FLANGE BOLT - 2015-2021 Subaru WRX / STI / 2013-2020 BRZ / Impreza / 2014-2020 Forester / 2016-2020 Crosstrek / 2019-2020 Ascent

    $1.28
    Brian Crower Stage 3 280 Camshafts Dual AVCS - 2015-2021 Subaru STI / 2008-2014 Impreza

    6 In Stock

    BC0624

    Brian Crower Stage 3 280 Camshafts Dual AVCS - 2015-2021 Subaru STI / 2008-2014 Impreza

    $965.00
    GSC Power-Division Stainless Steel Intake Valves +1mm - 2002-2014 Subaru WRX / 2004-2021 STI

    11 In Stock

    2014-8

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

    $149.81
    Subaru idler bolt for long dual bearing driver side idler - 2015-2021 Subaru STI / 2004-2012 Forester / 2002-2014 Impreza

    801000000

    Subaru idler bolt for long dual bearing driver side idler - 2015-2021 Subaru STI / 2004-2012 Forester / 2002-2014 Impreza

    $1.56
    Manley Performance Platinum Series Piston Set 99.55mm 8.5:1 - Subaru Models (inc. 2006-2014 Subaru WRX / 2004-2021 Subaru STI)

    1 In Stock

    612001C-4

    Manley Performance Platinum Series Piston Set 99.55mm 8.5:1 - Subaru Models (inc. 2006-2014 Subaru WRX / 2004-2021 Subaru STI)

    $699.23
    GrimmSpeed Blow Off Valve Flange Gasket - 2015-2021 Subaru STI

    50 In Stock

    020023

    GrimmSpeed Blow Off Valve Flange Gasket - 2015-2021 Subaru STI

    5.0(1)
    $14.00
    Manley 15024-4 Forged H Beam Connecting Rods - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    17 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
    Manley Performance Race Master Stainless Steel Exhaust Valves - Subaru Models (inc. 2002-2005 Subaru WRX / 2004-2021 Subaru STI)

    8 In Stock

    11155-8

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

    $201.09
    PERRIN Lightweight Crank Pulley for FA/FB Engines with Large Hub (Black) - 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)

    25 In Stock

    PSP-ENG-104BK

    PERRIN Lightweight Crank Pulley for FA/FB Engines with Large Hub (Black) - 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
    GSC Power-Division Stainless Steel Exhaust Valves +1mm - 2002-2014 Subaru WRX / 2004-2021 STI

    8 In Stock

    2013-8

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

    $147.73
    Dress Up Bolts Stage 2 Titanium Hardware Engine Kit for EJ257 Engine (Purple) - 2015-2021 Subaru STI

    SUB-017-TI-PRP

    Dress Up Bolts Stage 2 Titanium Hardware Engine Kit for EJ257 Engine (Purple) - 2015-2021 Subaru STI

    $203.93

    Page 1 of 7

    110% Price Match Guarantee*

    Find the same product for less on any competitor's site, and we'll match that price and beat if by 10% of the difference!* 

    Free Shipping*

    Free shipping is available within the lower 48 states for orders totalling $199 or more. Simply select the free shipping option during checkout.
    *Exclusions apply

    30 Day, 100% Satisfaction

    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.