SHOP 2003 SUBARU FORESTER FEATURED PRODUCTS

    Shop 2003 Subaru Forester Engine Upgrades by Category

    Motor Builds image

    Motor Builds

    Main Bearings

    Rod Bearings

    Pulleys

    Seals

    Rods

    Shop All

    Exhausts image

    Exhausts

    Exhaust Hangers

    Heat Isolation & Heat Wrap

    Exhaust Gaskets and Hardware

    Shop All

    Engine Dress Up image

    Engine Dress Up

    Oil Caps

    Battery Tie Downs and Trays

    Hood Dampers

    Shop All

    Fuel System image

    Fuel System

    Fuel Pumps

    Fuel Filters

    Shop All

    Cooling image

    Cooling

    Thermostats

    Universal Hose Couplings

    Water Pumps

    Shop All

    Air Induction image

    Air Induction

    High Flow Replacement Panel Filters

    Shop All

    Turbochargers and Superchargers image

    Turbochargers and Superchargers

    Oil Feed Lines and Fittings

    Shop All

    Shop 2003 Subaru Forester featured products

    105 Results

    Subaru OEM Thermostat - Subaru EJ Models (inc. 2004-2021 STI / 2002-2014 WRX)

    7 In Stock

    21200AA072

    Subaru OEM Thermostat - Subaru EJ Models (inc. 2004-2021 STI / 2002-2014 WRX)

    4.9(24)
    $31.25
    Subaru OEM Thermostat Gasket - Subaru EJ Models (inc. 2004-2021 STI / 2002-2014 WRX)

    4 In Stock

    21236AA010

    Subaru OEM Thermostat Gasket - Subaru EJ Models (inc. 2004-2021 STI / 2002-2014 WRX)

    5.0(8)
    $5.15
    Subaru OEM Crankshaft Rear Seal - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    806786040G

    Subaru OEM Crankshaft Rear Seal - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    5.0(2)
    $15.95
    ACL Rod Bearings Standard Size - Subaru EJ Models (inc. 2002-2014 WRX / 2004+ STI)

    4B8296A-STD

    ACL Rod Bearings Standard Size - Subaru EJ Models (inc. 2002-2014 WRX / 2004+ STI)

    5.0(1)
    $16.50
    Subaru OEM Oil Pan Seal - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    3 In Stock

    11122AA340

    Subaru OEM Oil Pan Seal - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    $19.52
    Company23 EJ Rear Main Seal Installer - Subaru EJ Models (inc. 2004-2021 STI / 2002-2014 WRX)

    5 In Stock

    551

    Company23 EJ Rear Main Seal Installer - Subaru EJ Models (inc. 2004-2021 STI / 2002-2014 WRX)

    5.0(2)
    $49.95
    ACL Race Rod Bearings Standard Size - Subaru EJ Models (inc. 2002-2014 WRX / 2004-2021 STI)

    4B8296H-STD

    ACL Race Rod Bearings Standard Size - Subaru EJ Models (inc. 2002-2014 WRX / 2004-2021 STI)

    5.0(5)
    $62.20
    COBB Tuning 15MM Blue Urethane Exhaust Hanger Standard Length - Subaru Models (inc. 1993-2007 Impreza / WRX / STI)

    1 In Stock

    511301

    COBB Tuning 15MM Blue Urethane Exhaust Hanger Standard Length - Subaru Models (inc. 1993-2007 Impreza / WRX / STI)

    4.8(13)
    $20.00
    Torque Solution Short Oil Fill Tube - Subaru EJ Models

    1 In Stock

    TS-SU-587

    Torque Solution Short Oil Fill Tube - Subaru EJ Models

    3.3(3)
    $99.99
    ACL Race Main Bearings Standard Size - Subaru Models (inc. 2002-2014 WRX / 2004+ STI)

    5M8309H-STD

    ACL Race Main Bearings Standard Size - Subaru Models (inc. 2002-2014 WRX / 2004+ STI)

    5.0(4)
    $134.67
    Grimmspeed High Lift Hood Struts - 2003-2008 Subaru Forester XT

    27 In Stock

    097025

    Grimmspeed High Lift Hood Struts - 2003-2008 Subaru Forester XT

    4.9(7)
    $146.00
    Manley Performance H-Plus Forged Connecting Rods - 2002-2005 Subaru WRX / 2004-2021 STI

    15024R6-4

    Manley Performance H-Plus Forged Connecting Rods - 2002-2005 Subaru WRX / 2004-2021 STI

    $909.78
    Mahle Drop In Air Filter - Subaru Models (inc. 2008-2021 WRX / STI)

    LX2672

    Mahle Drop In Air Filter - Subaru Models (inc. 2008-2021 WRX / STI)

    $10.24
    Kartboy Exhaust Hanger 15mm 4 Piece Combo - 2002-2007 Subaru WRX / 1998-2004 Forester / Legacy

    KB-011-4

    Kartboy Exhaust Hanger 15mm 4 Piece Combo - 2002-2007 Subaru WRX / 1998-2004 Forester / Legacy

    4.9(12)
    $32.00
    Subaru OEM Oil Pick-Up Tube O-Ring - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    3 In Stock

    807000000

    Subaru OEM Oil Pick-Up Tube O-Ring - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    $1.50
    Torque Solution Short Thermal Oil Filter Blanket - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2006 Baja / 1998-2013 Forester / 1993-2014 Impreza / 1990-2013 Legacy / 2000-2011 Outback

    1 In Stock

    TS-SU-528

    Torque Solution Short Thermal Oil Filter Blanket - 2002-2014 Subaru WRX / 2004-2021 STI / 2004-2006 Baja / 1998-2013 Forester / 1993-2014 Impreza / 1990-2013 Legacy / 2000-2011 Outback

    4.0(1)
    $66.66
    Subaru OEM Muffler Exhaust Gasket - Subaru Models (inc. 2008-2014 WRX)

    1 In Stock

    44011AE010

    Subaru OEM Muffler Exhaust Gasket - Subaru Models (inc. 2008-2014 WRX)

    3.5(4)
    $11.12
    Gates Timing Belt Kit - Subaru Models (inc. 1999-2011 Impreza SOHC)

    3 In Stock

    TCK304

    Gates Timing Belt Kit - Subaru Models (inc. 1999-2011 Impreza SOHC)

    $205.82
    Gates Micro-V Belt - Subaru Models (inc. 2002-2007 WRX / STI)

    2 In Stock

    K040353

    Gates Micro-V Belt - Subaru Models (inc. 2002-2007 WRX / STI)

    5.0(7)
    $48.48
    ACL Main Bearings Undersized -.010in - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    4 In Stock

    5M8309A-.25

    ACL Main Bearings Undersized -.010in - Subaru Models (inc. 2002-2014 WRX / 2004-2021 STI)

    $36.58

    Page 1 of 6

    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

    RallySport 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.