2003 Subaru Legacy Engine Parts

Essential 2003 Subaru Legacy Engine Parts

Felpro – OIL COOLER GASKET MOUNTING SET (Part No.72493)

OIL COOLER GASKET MOUNTING SET

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$5.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Includes all parts needed to complete the repair
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Ishino Stone – Timing Cover Gasket (Part No.A8050117695ISH)

Timing Cover Gasket

from

$19.29
Timing Cover Gasket

Dorman – Help – Engine Oil Dipstick: Direct Replacement, Steel (Part No.917-446)

Engine Oil Dipstick: Direct Replacement, Steel

from

$21.29
This engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications. Level marks are clearly distinguished and properly gauged for accuracy.

Product Features:
  • Ideal replacement – this engine oil dipstick is designed to match the fit and function of an original equipment dipstick in specified applications
  • Ideal solution – level marks are clearly distinguished and properly gauged for accuracy
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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National – Multi Purpose Seal (Part No.223230)

Multi Purpose Seal

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$8.29
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.

Product Features:
  • Low swell in hydrocarbon fluids
  • Design type: spring loaded; multi-lip
  • Provides good low temperature capability
  • Temperature range: -40°F to 225°F; -40°C to 107°C
  • Delivers quality and reliable performance for every type of repair
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Carquest Premium – Multi Purpose Relay (Part No.RAA1875)

Multi Purpose Relay

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$42.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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NSK – Timing Belt Idler (Part No.A529197812NSK)

Timing Belt Idler

from

$24.12
Timing Belt Idler

Dorman – Engine Oil Separator Cover (Part No.917-034)

Engine Oil Separator Cover

from

$26.49
This engine oil separator cover is designed to match the fit and function of the original cover on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine oil separator cover is designed to match the fit and function of the original cover on specified vehicles
  • Restores functionality – this cover is made to fit and fully restore part functionality after the original cover fails
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Felpro – OIL PAN GASKET (Part No.OS 30877)

OIL PAN GASKET

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$30.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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Anchor – Engine Mount: Front, 1 Piece (Part No.9827)

Engine Mount: Front, 1 Piece

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$81.99
The purpose of the mount is to support the engine and transmission on the chassis and dampen vibration and noise from reverberating to the rest of the vehicle. Engine and Transmission Mounts are engineered and manufactured to meet or exceed OEM specifications using the latest CAD/CAM engineering process to ensure superior quality, form, fit and function. Only premium quality materials are used in the manufacturing process to guarantee precise performance and maximum durability. Applicable to Applicable to SUBA 13-19;. Please verify your application.

Product Features:
  • MAXIMUM LIFE & PERFORMANCE: Both natural and SBR (Styrene Butadiene) rubber provide good abrasion resistance and aging stability to ensure maximum life and performance.
  • MEETS OR EXCEEDS DUROMETER MEASUREMENTS: All rubber material is manufactured to specific Durometer (hardness) measurements based on the vehicle’s application requirements.
  • HARDENED STEEL FASTENERS: All fasteners are made of hardened steel with heat treated Grade #5 bolts.
  • SUPERIOR BOND: A special Chemlock® bonding agent is used to ensure a superior rubber-to-metal bond.
  • HYDRAULIC MOUNT DESIGN: Hydraulic Mounts (applicable where OE) are designed for most front wheel drive vehicles because transverse drive train mounting.
  • For Years: 2013-2019
  • Weight approx: 2 Lbs
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Dorman – Engine Oil Pan: Direct Fit, Steel, Center Sump, 5.8 Quart (Part No.264-590)

Engine Oil Pan: Direct Fit, Steel, Center Sump, 5.8 Quart

from

$75.99
Oil pan leaking? This engine oil pan is precision-engineered to match the original equipment pan on specific vehicle years, makes and models for a reliable replacement.

Product Features:
  • Direct replacement – this engine oil pan is made to match the original pan on specific vehicles
  • Complete assembly – includes replacement pan and drain plugs to match original components
  • Durable design – high-strength coating prevents future corrosion
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Felpro – Engine Valve Stem Oil Seal Set (Part No.SS 72933-1)

Engine Valve Stem Oil Seal Set

from

$46.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • RIGHT TYPE — Valve stem seals designs are application-specific for the repair occasion using either deflector (umbrella) seals, O-ring style or positive seals
  • QUALITY MATERIALS — Each valve stem seal features materials based on the specific application for your vehicle repair
  • ENGINEERING EXPERTISE — Parts are reviewed, validated and approved by Fel-Pro engineers through rigorous research, development and testing
  • INSTALLATION AID — Installation tool included to protect inner lip of seal from damage during seal installation
  • COVERAGE — Available for domestic and foreign nameplate vehicles
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Sealed Power – Engine Connecting Rod Bearing (Part No.4775A)

Engine Connecting Rod Bearing

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$28.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • A-Series bi-metal aluminum alloy
  • Greater seizure resistance than tri-metal material
  • Dramatically reduces or eliminates bearing wear
  • Made with silicon to provide greater surface hardness
  • Silicon particles help polish crankshaft journal to further reduce wear during operation
  • Utilizes ISO & QS certified manufacturing
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Dayco – Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner, 3 Idlers, Seals (Part No.WP172K3AS)

Timing Water Pump Kit; With Pump, Belt, Actuator, Tensioner, 3 Idlers, Seals

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$301.99
Demanded by today’s OEMs and manufactured to meet critical fit, form and function requirements, Dayco’s timing belt kits with water pump ensure parts accuracy, time savings and long-lasting performance. This kit is designed for the replacement of worn or damaged original equipment timing belts, tensioners, idler pulleys and water pumps – each matched to a specific vehicle make and model. In addition, the water pump features superior gaskets that retain bolt torque, a roller bearing hub and composite seals to prevent leaks.

Product Features:
  • Engineered for both domestic and import vehicle applications with a timing belt
  • Includes premium Dayco components and a tough, wear-resistant belt
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Dayco – Timing Component Kit; With Tensioner And 3 Camshaft Belt Idlers, 5 Piece Set (Part No.84105)

Timing Component Kit; With Tensioner And 3 Camshaft Belt Idlers, 5 Piece Set

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$256.99
Manufactured to meet critical OE quality fit, form and function requirements demanded by today’s vehicle manufacturers, Dayco’s timing component kit ensures long lasting peak performance. This kit is designed to replace worn or damaged original equipment timing belts, tensioners and idler pulleys. It includes pre-packaged tensioners, idler pulleys and instructions – each matched to a specific make, model and vehicle year.

Product Features:
  • Engineered for the majority of domestic and import vehicle applications with a timing belt
  • All components needed for a complete timing belt replacement included in one box
  • Includes premium Dayco components and a tough, wear-resistant belt
  • Meets or exceeds OE quality
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Sealed Power – Engine Gasket Set (Part No.260-3140)

Engine Gasket Set

from

$247.99
Sealed Power« parts provide innovative designs, use leading edge materials and utilize ISO & QS certified manufacturing in order to deliver top quality products that meet the rigorous demands of today’s modern engines.

Product Features:
  • Each 260 gasket set includes Fel-Pro½ gaskets (# 1 brand of gaskets)
  • Provides the exact gaskets the application requires.
  • State-of-the-art manufacturing
  • Exacting tolerances
  • Meets or exceeds OEM specifications
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Carquest Premium – Oil Filler Cap (Part No.10110)

Oil Filler Cap

from

$11.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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National – Engine Crankshaft Seal (Part No.711039)

Engine Crankshaft Seal

from

$12.99
National has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
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Victor Reinz – Engine Oil Cooler Seal (Part No.71-11467-00)

Engine Oil Cooler Seal

from

$4.79
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Carquest Premium – Engine Camshaft Position Sensor (Part No.CSA1476)

Engine Camshaft Position Sensor

from

$74.99
A leader in vehicle electronic solutions, each premium product meets or exceeds OE specifications in appearance, fit, and function, ensuring easy installation and excellent performance. The product has been tested under extreme environments, including thermal shock and vibration, with unparalleled reliability, durability, and accuracy.

Product Features:
  • Products are produced in ISO 14001 and IATF 16949 certified facilities to ensure the highest quality and consistency throughout the production process.
  • Reliable circuit board and product structure design, 3D proofing, and field test verification to ensure correct signal output at all speeds.
  • Manufactured in an anti-static environment to ensure reliability and stability.
  • Extreme temperature and salt spray tests simulate real-world vehicle conditions to ensure durability and reliability.
  • Providing this premium product line, we meet the service professionals needs with the highest quality product every time the part comes out of the box.
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Ishino Stone – Valve Cover Seal Washer (Part No.A8033104702ISH)

Valve Cover Seal Washer

from

$2.20
ISHINO STONE® – Ishino Corporation of Japan – has been manufacturing gaskets and seals since 1932 and tier-1 OEM supplier to Toyota, Honda and other Japanese auto manufacturers. The Ishino Stone solution is to supply gaskets featuring a combination of different elastomer layers, carefully adapted to complement each other and preserve the integrity of the seal.

Product Features:
  • Superb quality and precision manufacturing process to ensure overall sealing dependability
  • Static sealing solutions are guaranteed to supply strong sealing power to eliminate any leakage
  • Manufactured to exact OEM specifications
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Dorman – Timing Cover Bolt Kit (Part No.926-386)

Timing Cover Bolt Kit

from

$27.49
This engine timing cover bolt set is designed to match the fit and function of the factory bolt set on specified vehicles. The bolts are engineered to help secure the timing cover and replace rusted or missing factory bolts..

Product Features:
  • Direct replacement – the bolts in this engine timing cover bolt set are designed to match the fit and function of the factory bolts on specified vehicle makes, years and models.
  • Ideal solution – engineered to help secure the timing cover to the engine block or cylinder head and replace rusted or missing factory bolts
  • Durable construction – made of quality materials for reliable performance and long service life
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Felpro – CIRCULAR PLUG (Part No.ES 72418)

CIRCULAR PLUG

from

$7.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form and function
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Mahle – CLEVITE Main Bearing Set (Part No.A2010248848MAH)

CLEVITE Main Bearing Set

from

$94.10
Clevite is the number one name in replacement engine bearings, delivering on the track and in machine shops around the country. As more and more OE manufacturers shift to aluminum bearings in OE engines, Clevite has introduced a new line of engine bearings designed to be the highest quality replacement bearings in the industry. Clevite BiMetal engine bearings carry on the tradition and reputation that Clevite has built throughout the course of time. Clevite BiMetal engine bearings feature a 100% lead free aluminum silicon bi-metal material, which includes 60% more silicon than the leading competitor’s bi-metal material for better conditioning of journal surfaces. These BiMetal bearings also offer greater wear resistance than the leading competitor’s bi-metal material, as well as greater seizure resistance. Clevite BiMetal bearings feature 100% bored ID’s for precision and surface characteristics and where appropriate – straight shell main bearings utilizing an umbrella groove that allows for superior oil control and improved pressure.

Product Features:
  • Original Equipment Manufacturer
  • Maximum Load-Bearing Capacity
  • Fatigue-Resistant, adaptable
  • Resistant to Wear and Corrosion
  • Advanced Surface Coatings
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Ishino Stone – Oil Pick-up Tube O-R (Part No.A6272342724ISH)

Oil Pick-up Tube O-R

from

$2.01
Oil Pick-up Tube O-R

Imperial – Ultra-Cool Engine Oil Cooler Kit (Part No.240457)

Ultra-Cool Engine Oil Cooler Kit

from

$167.99
Product Features:
  • Size: 3/4 in. x 10 in. x 12-1/4 in.
  • Medium duty applications
  • All except Chevrolet V8 applications
  • Two-pass design for increased cooling
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Nippon Reinz – Nippon Reinz Cam Plug (Part No.A8031259668NRZ)

Nippon Reinz Cam Plug

from

$4.93
Innovative product design and high quality materials allows us to provide Victor Reinz gaskets to meet specific engine requirements. The Dana global team of experienced engineers works with all engine types and configurations to offer the best sealing solution for specific applications.

Product Features:
  • Improved reliability, durability, and engine performance
  • Embossment shapes designed to improve durability
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Dayco – Premium Timing Belt, 88.51 Inch With 281 Round Tooth (Part No.95328)

Premium Timing Belt, 88.51 Inch With 281 Round Tooth

from

$85.99
Manufactured with tough, wear-resistant fabric, high-tensile strength cord and a molded tooth surface, the Dayco timing belt provides consistent slip-proof power transfer and high resistance to oil and engine heat. The belt features a molded cog design which runs quieter and is more economical and a premium, high modulus glass fiber cord that delivers precise length stability to keep the engine running smoothly over the life of the belt.

Product Features:
  • Designed for specific OHC and DOHC applications that range from normal service to high performance, high temperature engines
  • Offers noise reduction and minimum dimensional tolerances for precise valve timing
  • Engineered with reduced elongation for maximum durability, high abrasion resistance and better performance
  • Timing marks are applied on the belt for proper installation
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Original Equipment – Valve Cover Gasket S (Part No.A8029339454OEA)

Valve Cover Gasket S

from

$71.24
WARNING: This item cannot be returned for a replacement or refund if opened! The Original Equipment valve cover gasket set is an ideal high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • OE Quality
  • Improved reliability, durability, and engine performance
  • Reduced oil consumption
  • Embossment shapes designed to improve durability
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2003 Subaru Legacy Engine Parts

You count on your 2003 Subaru Legacy to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Engine Parts. With 85 Engine Parts ranging in price from $2.01 to $3,879.99, you’re sure to find everything you need for your 2003 Subaru Legacy.

Brands matter. If you want to shop a specific Engine Parts brand, we stock 26 different brands like Felpro, Carquest Premium, and Dayco. 2003 Subaru Legacy Engine Parts start as low as $2.01!

One of the best ways to find top quality OEM or aftermarket Engine Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 363 extensive product reviews on 2003 Subaru Legacy Engine Parts. Some of the top-rated Engine Parts products we carry are Multi Purpose Seal with 4.4 stars and Premium Timing Belt, 70.24 Inch With 223 Round Tooth with 4.2 stars.

Did we mention you can order your Engine Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Engine Parts inventory for your 2003 Subaru Legacy below to get started!

Top-Rated Engine Parts Brands For Your 2003 Subaru Legacy

Trusted Engine Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Subaru Legacy running right for years to come. In our inventory you’ll find brands like Felpro, Carquest Premium, Dayco, and even more.

Popular MAHLE Original Engine Parts

You’ll find popular MAHLE Original brand products across Oil Cooler Parts. All are waiting to get your 2003 Subaru Legacy back on the road. Some of the top-rated MAHLE Original products in these categories are:
Oil Cooler Adapter To Block
from $8.49
(2)
Oil Cooler Adapter To Block
Engine Oil Cooler Accessories

Top-Rated Felpro Engine Parts


If Felpro are what you’re looking for, our inventory holds plenty. We stock Felpro brand Engine Parts for your 2003 Subaru Legacy, and some of our most reviewed Felpro parts include:
VALVE COVER GASKET SET
from $51.99
(41)
VALVE COVER GASKET SET
Valve Cover Gaskets
OIL COOLER GASKET MOUNTING SET
from $5.49
(22)
OIL COOLER GASKET MOUNTING SET
Engine Oil Cooler Accessories
Engine Camshaft Seal Kit
from $11.99
(13)
Engine Camshaft Seal Kit
Camshaft Seals

FAQs for 2003 Subaru Legacy Engine Parts

What are the most purchased Engine Parts for the 2003 Subaru Legacy?

Out of 85 Engine Parts for the 2003 Subaru Legacy, the most popular in our inventory are:
Oil Pan Gasket Set: Cork-Rubber, 3 Piece Set
from $9.49
(9)
Oil Pan Gasket Set: Cork-Rubber, 3 Piece Set
Oil Pan Gaskets
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
from $72.99
(13)
Cylinder Head Gasket: Multi-Layered Steel, Without Head Bolts
Cylinder Head Gaskets
REAR MAIN BEARING SEAL SET
from $19.99
(5)
REAR MAIN BEARING SEAL SET
Rear Main Seal Sets

What are the top-rated 2003 Subaru Legacy Engine Parts?

Top-rated Engine Parts for your 2003 Subaru Legacy based on customer reviews/ratings are:
Multi Purpose Seal
from $8.29
(20)
Multi Purpose Seal
“Good product.”
Premium Timing Belt, 70.24 Inch With 223 Round Tooth
from $71.99
(9)
Premium Timing Belt, 70.24 Inch With 223 Round Tooth
“Work great”
Engine Oil Pan
from $69.99
(7)
Engine Oil Pan
“Good”