2003 Subaru Legacy Fuel Injectors
Keep Your 2003 Subaru Legacy in Top Shape with Quality Fuel Injectors
Whether you’re repairing or upgrading your Fuel Injector, using high-quality parts is key to keeping your 2003 Subaru Legacy looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Fuel Injector Gaskets, Air Flow Meters and Mass Air, and Fuel Injectors. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.
Top-Rated Fuel Injectors from Trusted Brands
Looking for a reliable Fuel Injector? We’ve got you covered with options from brands you know and trust like Victor Reinz, DENSO, and Felpro. For example, Victor Reinz Fuel Injectors start at just $5.99 with an average 4.7 star rating. DENSO and Felpro offer similar pricing and quality, backed by strong customer feedback. With over 226 reviews and a solid 4.6 star average, you can shop with confidence knowing other Subaru Legacy owners approve.
Competitive Prices and Extensive Inventory
The average price for a 2003 Subaru Legacy Fuel Injector at Advance Auto Parts is around $59.45, with a range that starts at $2.65 and goes up to $216.99. With 12 options in stock from 7 trusted brands, finding the right fit is easy. Popular picks like Carquest Fuel Injector Connector, PT2318, DENSO Mass Air Flow Sensor, 197-6040, and Carquest Remanufactured Multi Port Fuel Injector, A212-2754 start at just $2.65 and offer a great balance of form and function.
Explore Related Parts
While you’re upgrading or replacing your Fuel Injector, don’t forget to check out other key components like Gas Caps and Oxygen Sensors. At Advance Auto Parts, we’re here to help you keep your 2003 Subaru Legacy in peak condition, inside and out.
Find Your Specific 2003 Subaru Legacy Fuel Injectors
Looking for the perfect Fuel Injector for your 2003 Subaru Legacy? You’re in the right place. Below, you’ll find links to various types of Fuel Injectors that fit your vehicle. At Advance Auto Parts, we offer only the highest quality OEM and aftermarket Fuel Injectors, ensuring durability and a precise fit for your Subaru Legacy. Whether you’re driving a 2003 model or another popular model year like
2011,
2012,
2013,
2014,
2015,
2016,
2017,
2018, and
2019, we’ve got you covered. Purchasing Fuel Injectors from Advance Auto Parts is a smart choice, giving you access to trusted brands and parts built to perform. Below, you’ll find links to various types of Fuel Injectors that fit your vehicle.
Essential 2003 Subaru Legacy Fuel Injectors
Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-3914 (Part No.A212-3914)
from
$99.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-3384 (Part No.A212-3384)
from
$62.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-2744 (Part No.A212-2744)
from
$132.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-3084 (Part No.A212-3084)
from
$61.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1531 (Part No.5G1531)
from
$437.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.
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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1322 (Part No.5G1322)
from
$143.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.
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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1321 (Part No.5G1321)
from
$134.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.
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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1323 (Part No.5G1323)
from
$86.99
WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.
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Felpro – Felpro Fuel Injection Throttle Body Mounting Gasket, 61657 (Part No.61657)
from
$9.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Victor Reinz – Victor Reinz Fuel Injection Plenum Gasket Set, 15-11038-01 (Part No.15-11038-01)
from
$31.99
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.
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Felpro – Felpro Fuel Injection Plenum Gasket Set, MS 96747 (Part No.MS 96747)
from
$28.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust.
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Victor Reinz – Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-11107-00 (Part No.71-11107-00)
from
$5.99
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.
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Carquest Premium – Carquest Fuel Injector Connector, PTA1064 (Part No.PTA1064)
from
$4.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.
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Carquest – Carquest Fuel Injector Connector, PT2318 (Part No.PT2318)
from
$4.29
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.
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Carquest Premium – Carquest New Map Sensor, ECC1226 (Part No.ECC1226)
from
$162.99
CARQUEST MAP sensors are manufactured with critical OEM components to ensure that your engine runs efficiently to reach the best gas mileage on your vehicle.
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DENSO – DENSO Mass Air Flow Sensor, 197-6040 (Part No.197-6040)
from
$216.99
DENSO’s innovate designs reduces the size and weight which allows for easy installation. Glass film coated sensing elements reduces contamination exposure and improves reliability.
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Delphi – Delphi Mass Air Flow Sensor, AF10345 (Part No.AF10345)
from
$191.99
Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.
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Carquest Premium – Carquest New Mass Air Flow Sensor – Sensor Only, MQ6241 (Part No.MQ6241)
from
$134.99
Carquest Premium mass air flow (MAF) sensors are built to meet the original equipment (OE) specifications for each application. Our MAF sensors are built by a manufacturer that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium mass air flow sensors are 100% new and undergo extensive validation testing to ensure long-lasting performance and reliability.
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Felpro – Felpro Fuel Injector O-Ring Kit, ES 73059 (Part No.ES 73059)
from
$52.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 18-10077-01 (Part No.18-10077-01)
from
$25.99
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.
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Felpro – Felpro Fuel Injector O-Ring Kit, ES 73204 (Part No.ES 73204)
from
$13.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 18-10107-01 (Part No.18-10107-01)
from
$63.99
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.
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Felpro – Felpro Fuel Injector O-Ring Kit, ES 73203 (Part No.ES 73203)
from
$10.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
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Carquest Premium – Carquest Fuel Injector Seal Kit Remanufactured, AS037 (Part No.AS037)
from
$16.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components.
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Carquest Premium – Carquest Fuel Injector Seal Kit Remanufactured, AS001 (Part No.AS001)
from
$10.99
CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components.
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ACDelco – ACDelco Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with 8 O-Rings, 217-3365 (Part No.217-3365)
from
$9.99
The ACDelco Professional Fuel Injector Seal Kit contains high quality aftermarket replacement components for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket kit contains components that are manufactured to meet or exceed your expectations for fit, form, and function.
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ACDelco – ACDelco Fuel Injector Fuel Feed and Return Pipe O-Ring Kit with Seals with 2 O-Rings, 217-3414 (Part No.217-3414)
from
$10.29
The ACDelco Professional Fuel Injector Seal Kit contains high quality aftermarket replacement components for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket kit contains components that are manufactured to meet or exceed your expectations for fit, form, and function.
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Carquest – Carquest Fuel Injector Seal Kit, 274838 (Part No.274838)
from
$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.
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Popular 2003 Subaru Legacy Fuel Injectors Categories
Most Popular Fuel Injector Gasket for 2003 Subaru Legacies
Enhance your 2003 Subaru Legacy with this popular Fuel Injector Gasket we have in stock, for $5.99.
Victor Reinz – Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-11107-00 (Part No.71-11107-00)
from
$5.99
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.
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Best-Selling 2003 Subaru Legacy Air Flow Meters and Mass Air
Upgrade your Legacy with one of our 3 best-selling Air Flow Meters and Mass Air, earning an average 5 stars rating across 1 reviews.
DENSO – DENSO Mass Air Flow Sensor, 197-6040 (Part No.197-6040)
from
$216.99
DENSO’s innovate designs reduces the size and weight which allows for easy installation. Glass film coated sensing elements reduces contamination exposure and improves reliability.
See More
Delphi – Delphi Mass Air Flow Sensor, AF10442 (Part No.AF10442)
from
$148.99
Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.
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Carquest Premium – Carquest , MQ6452 (Part No.MQ6452)
from
$88.99
Carquest Premium mass air flow (MAF) sensors are built to meet the original equipment (OE) specifications for each application. Our MAF sensors are built by a manufacturer that meets IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Carquest Premium mass air flow sensors are 100% new and undergo extensive validation testing to ensure long-lasting performance and reliability.
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Top-Quality Fuel Injectors for 2003 Subaru Legacies
Choose a high-quality OEM or aftermarket Fuel Injector for Subaru Legacies and enjoy top-notch performance from $107.99.
Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-2754 (Part No.A212-2754)
from
$107.99
The CARQUEST line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the USA Injectors are thoroughly tested under multiple operating conditions to ensure each injector meets or exceeds OE specifications for flow rate, spray pattern, coil resistance, form, fit and function.
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Top Picks for 2003 Subaru Legacy Fuel Injector O-Ring Kits
Invest in one of our 3 durable Fuel Injector O-Ring Kits for your 2003 Subaru, knowing you’re getting trusted brands and expert craftsmanship.
Felpro – Felpro Fuel Injector O-Ring Kit, ES 70599 (Part No.ES 70599)
from
$8.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.
See More
Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 18-10077-01 (Part No.18-10077-01)
from
$25.99
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.
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Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 18-10027-01 (Part No.18-10027-01)
from
$11.49
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.
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Our Fuel Injector Seal Kits for 2003 Subaru Legacies
Make a smart move for your 2003 Subaru Legacy with our Fuel Injector Seal Kit for $8.99.
Carquest – Carquest Fuel Injector Seal Kit, 274838 (Part No.274838)
from
$8.99
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.
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Top-Rated Fuel Injector Brands For Your 2003 Subaru Legacy
When it comes to finding the perfect Fuel Injector for your 2003 Subaru Legacy, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 7 trusted brands. We carry the most popular Fuel Injector brands including Victor Reinz, DENSO, and Felpro, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $5.99. Purchasing a Fuel Injector from us here at Advance Auto Parts is a smart move for both you and your 2003 Subaru Legacy, providing peace of mind with parts that meet or exceed OEM standards.
Popular Victor Reinz 2003 Subaru Legacy Fuel Injectors
If you’re looking for a top-quality Fuel Injector for your 2003 Subaru Legacy, Advance Auto Parts has exactly what you need with our selection of Victor Reinz Fuel Injectors. We have 1 Victor Reinz Fuel Injectors in stock for this fitment, all known for their durability and precision fit. With prices starting at just $5.99, you’ll find the perfect Fuel Injector for your needs and budget. Victor Reinz Fuel Injectors for the 2003 Subaru Legacy come highly rated, with over 2 customer reviews and an impressive average rating of 4.7 stars. Choosing a Victor Reinz Fuel Injector from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
from
$5.99
(2)
Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-11107-00
“Perfect Seal, good quality, easy installation”
Top-Quality DENSO 2003 Subaru Legacy Fuel Injectors
For those in search of a high-quality Fuel Injector for their 2003 Subaru Legacy, Advance Auto Parts offers a great selection of DENSO Fuel Injectors. With 1 DENSO Fuel Injectors in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Fuel Injectors start at just $216.99, giving you a range of options to suit your budget. Backed by over 1 customer ratings and an average rating of 4.6 stars, DENSO Fuel Injectors provide both reliability and excellent performance. Choosing a DENSO Fuel Injector from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
from
$216.99
(1)
DENSO Mass Air Flow Sensor, 197-6040
“Worked great in my 2007 WRX Limited. No issues.”
FAQs for 2003 Subaru Legacy Fuel Injectors
What are the best-selling Fuel Injectors for 2003 Subaru Legacies?
Out of 12 Fuel Injectors that fit 2003 Subaru Legacies, the following parts are the top sellers:
- Carquest Fuel Injector Connector, PT2318 (11477998) – $4.29
- DENSO Mass Air Flow Sensor, 197-6040 (10115527) – $216.99
- Carquest Remanufactured Multi Port Fuel Injector, A212-2754 (11450022) – $107.99
What’s the price range for 2003 Subaru Legacy Fuel Injectors?
The prices of Fuel Injectors for the 2003 Subaru Legacy range from $2.65 up to $216.99 for the most premium parts.
What is the average price of a Fuel Injector for a 2003 Subaru Legacy?
The average price for Fuel Injectors for the 2003 Subaru Legacy is $59.45. Keep in mind the variety of part types within our Fuel Injector category, where you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Fuel Injectors for other Subaru Legacy model years?
What are the cheapest Fuel Injectors for my 2003 Subaru Legacy?
The cheapest 2003 Subaru Legacy Fuel Injectors we carry are:
- Carquest Fuel Injector Connector, PT2318 (11477998) – $4.29
- Carquest Fuel Injector Connector, PTA1064 (12541458) – $4.99
- Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-11107-00 (50303496) – $5.99
- Felpro Fuel Injector O-Ring Kit, ES 70599 (3504360) – $8.49
- Carquest Fuel Injector Seal Kit, 274838 (10981517) – $8.99
Does Advance Auto Parts sell Fuel Injectors for any other 2003 Subaru models?
Yes. We stock Fuel Injectors for 3 other popular 2003 Subaru models. Some of the most popular are 2003 Outback Fuel Injectors, 2003 Impreza Fuel Injectors, 2003 Forester Fuel Injectors, and 2003 Baja Fuel Injectors.
What are the top-rated Fuel Injectors that fit the 2003 Subaru Legacy?
Based on 226 reviews by customers, our 2003 Subaru Legacy Fuel Injectors have an average customer rating of 4.6 stars. These are the highest-rated categories of Fuel Injectors for the 2003 Subaru Legacy and their top-rated products:
- Fuel Injector Connectors
- Carquest Fuel Injector Connector, PT2318 (11477998) – $4.29
- Fuel Injector O-Ring Kits
- Felpro Fuel Injector O-Ring Kit, ES 70599 (3504360) – $8.49
- Fuel Injector Gaskets
- Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-11107-00 (50303496) – $5.99
What types of Fuel Injectors do you sell for my 2003 Subaru Legacy?
As of 8/2/26, these are some of the most in-demand types of Fuel Injectors for a 2003 Subaru Legacy:
Can I get help with 2003 Subaru Legacy Fuel Injector orders?
Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Subaru Fuel Injectors and more.
What is your return policy for Subaru Legacy Fuel Injectors?
Advance Auto Parts keeps returns simple. For new Subaru Legacy Fuel Injectors and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.