Subaru Legacy Fuel and Emissions Systems

Essential Subaru Legacy Fuel and Emissions Systems

Felpro – Fuel Injector O-Ring Set (Part No.ES 73202)

Fuel Injector O-Ring Set

from

$6.49
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 for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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DENSO – First Time Fit Air Fuel Ratio Sensor (Part No.C5015137312ND)

First Time Fit Air Fuel Ratio Sensor

from

$276.23
DENSO a global supplier to automakers manufactures an OE-equivalent direct fit air fuel ratio sensor that maintains the quality and performance of the Original Equipment it replaces. DENSO continues to innovate with the latest development in air fuel ratio sensors. These components, also known as wide-band oxygen sensors, have a broader response range to provide much finer control of air/fuel mixtures over a greater variety of operating conditions.

Product Features:
  • Tarnish-proof platinum electrodes provides longer life and maintains accuracy
  • Quick-response planar zirconia element can quickly detect oxygen concentration
  • Measures A/F ratios from approximately 12:1 to 19:1
  • Increased performance by mapping a/f ratios throughout rpm range
  • Reduces emissions by keeping the air-fuel mixture at an optimum ratio
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Dorman – Evaporative Emissions Purge Valve (Part No.911-393)

Evaporative Emissions Purge Valve

from

$92.99
Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge valve. It is critical to the evaporative emissions system and fulfills government requirements.

Product Features:
  • Direct replacement – this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle’s evaporative emissions system.
  • Quality construction – manufactured from premium materials for a long service life.
  • Excellent value – original equipment quality at a lower price
  • Quality tested – has undergone testing to ensure proper fit and performance
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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC2508)

Vapor Canister Purge Solenoid

from

$71.99
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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Dorman – Exhaust Gas Recirculation Modulator (Part No.911-609)

Exhaust Gas Recirculation Modulator

from

$47.99
This EGR vacuum modulator is designed to match the fit and function of the original modulator on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this EGR transducer is designed to match the fit and function of the original modulator on specified application.
  • Restores functionality – reliable replacement for an original part that has failed due to fatigue.
  • 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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Carquest Premium – Vapor Canister (Part No.CPN1223)

Vapor Canister

from

$204.99
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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Walker – Walker Air Fuel Ratio Sensor (Part No.C5015380864WKR)

Walker Air Fuel Ratio Sensor

from

$257.28
Walker manufactures an OE-equivalent direct fit air fuel ratio sensor that maintains the quality and performance of the Original Equipment it replaces.

Product Features:
  • Tarnish-proof platinum electrodes
  • Base ceramic probe of Zirconium and Yttrium
  • Patented Platinum Power Grid
  • Fine particle filter Installation Notes: Vehicles equipped with Air Fuel Ratio Sensors may look very similar to the Oxygen Sensor. Please confirm the correct part before ordering and if the connector does not match, do not install.
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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve (Part No.EGC2332)

Exhaust Gas Recirculation (EGR) Valve

from

$198.99
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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Dorman – Fuel Tank Lock Ring (Part No.579-224)

Fuel Tank Lock Ring

from

$12.99
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service.

Product Features:
  • Direct replacement – this fuel tank lock ring matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement whenever the sending unit is serviced to ensure a secure connection to the fuel tank
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by a team of product designers and engineers with over 100 years of automotive aftermarket experience
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Carquest Premium – Ambient Air Temperature Sensor Connector (Part No.PTA1106)

Ambient Air Temperature Sensor Connector

from

$64.99
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Felpro – EGR/EXHAUST AIR SUPPLY GASKET (Part No.71409)

EGR/EXHAUST AIR SUPPLY GASKET

from

$9.79
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
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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Dorman – Fuel Tank Filler Neck (Part No.577-082)

Fuel Tank Filler Neck

from

$204.99
Fuel filler neck leaking? This replacement fuel filler neck is precision-engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.

Product Features:
  • Direct replacement – this fuel filler neck is made to match the original equipment on specific vehicles.
  • Durable construction – made of corrosion-resistant materials to reduce future failure potential.
  • Regulatory compliant – built to meet emission and inspection standards
  • Trustworthy value – backed by team of engineers and quality control experts in the United States
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

from

$12.49
When replacing a fuel pump or module, it’s extremely important to clean the tank. Existing dirt, debris, and contamination stuck in the fuel tank can clog the brand-new strainer. Delphi’s Fuel Tank Cleaning Kit (FC01) and Tool (FC02) can help clean your fuel tank in less than five minutes. The FC01 includes a low-suds solution, cloth, and gloves that works together with the FC02 to help clean those hard to reach places without having to remove the fuel tank. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:
  • Helps avoid premature fuel pump failure
  • Lint free towel included
  • Low suds formulation
  • Removes harmful contaminants from the fuel tank
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Dorman – Fuel Tank Strap (Part No.578-529)

Fuel Tank Strap

from

$138.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.

Product Features:
  • Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Motor Connector (Part No.PTA1869)

Exhaust Gas Recirculation (EGR) Valve Motor Connector

from

$64.99
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest Premium – Fuel Pump Strainer FS2510497 (Part No.FS2510497)

Fuel Pump Strainer FS2510497

from

$10.99
CARQUEST Premium electric fuel pumps are built to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our CARQUEST Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. CARQUEST Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
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Dorman – Air Mass Meter Intake Boot (Part No.B3132337945DOR)

Air Mass Meter Intake Boot

from

$46.95
Return your air intake system to proper functioning with Dorman’s Air Intake Hose. Constructed of high-quality rubber, the hose resists the drying and cracking that commonly cause check engine lights and drivability issues.

Product Features:
  • Direct replacement for a proper fit every time
  • Designed to accommodate all necessary PCV and emission fittings
  • Hose slides on easily for trouble-free installation
  • Rigorous quality control measures have been undertaken to ensure that this part conforms to product standards
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Dorman – Evaporative Emissions Canister Vent Valve (Part No.911-650)

Evaporative Emissions Canister Vent Valve

from

$105.99
A malfunctioning vapor canister vent solenoid can cause the engine light to come on. This vapor canister vent solenoid is engineered of quality materials for durability to ensure proper operation of the vehicle’s evaporative emissions system.

Product Features:
  • Direct replacement – this vapor canister vent solenoid fits and performs like original equipment with simple plug-and-play installation.
  • Quality construction – manufactured from premium materials for a long service life.
  • Excellent value – original equipment function at a lower price
  • Quality tested – has undergone simulation and endurance testing to ensure proper fit and performance
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Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1548)

Ambient Air Temperature Sensor

from

$33.99
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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Ishino – Fuel Inject Cushion Ring (Part No.C1011144317ISH)

Fuel Inject Cushion Ring

from

$2.17
Fuel Inject Cushion Ring

Carquest Premium – Fuel Pump Includes Includes Strainer (Part No.E2496074)

Fuel Pump Includes Includes Strainer

from

$223.99
Carquest Premium electric fuel pumps are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. Our Carquest Premium fuel pumps are built to be installed in the Original Equipment module or assembly. We have invested in industry-leading quality upgrades, like upgraded turbine impellers and 100% carbon commutators, to deliver greater reliability. Carquest Premium electric fuel pumps are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
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ACDelco – Multi-Purpose Wire Connector with Leads (Part No.PT2164)

Multi-Purpose Wire Connector with Leads

from

$16.79
ACDelco Professional Air Charge Temperature Sensor Connector is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, starting and charging, body-electrical and lighting, and/or engine fuel management. This premium aftermarket connector is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
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Carquest Premium – Ignition Coil Connector (Part No.PTA1468)

Ignition Coil Connector

from

$58.99
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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Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.72965)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$11.79
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
See More

Helping You Find the Right Fuel and Emissions Systems for Your Subaru Legacy

You love your Legacy. So we’ve made it easier than ever to help you find Subaru Legacy Fuel and Emissions Systems in our online catalog. Our inventory holds 335 aftermarket and OEM Fuel and Emissions Systems for your Subaru Legacy, ranging from $2.01 to $1,201.99.

We offer parts from 27 brands trusted to make quality Fuel and Emissions Systems for your Subaru Legacy. Before you buy, take some time to read through customer reviews. We currently have 88,226 reviews of Subaru Legacy Fuel and Emissions Systems from previous customers. Some of the top rated parts include Oxygen Sensor: Downstream, 4 Wire, 21.26" Long, Heated, Exact Fit with 4.5 stars and Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal with 3.3 stars.

Find your Legacy Fuel and Emissions Systems here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your Subaru Legacy part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Fuel and Emissions Systems Brands for Your Subaru Legacy

Our inventory holds Fuel and Emissions Systems for your Subaru Legacy from 27 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, FELPRO, and Bosch, all of which can keep that Subaru happy.
We have Spectra Premium parts available for your Subaru Legacy in categories like Fuel Tanks. Some of the top-rated Spectra Premium parts in these categories are:
Fuel Filler Neck
from $137.99
(1)
Fuel Filler Neck
Fuel Tank Filler Necks
Fuel Filler Neck
from $219.99
(2)
Fuel Filler Neck
Fuel Tank Filler Necks

Top-Rated Carquest Premium Fuel and Emissions Systems

Leading Carquest Premium Fuel and Emissions Systems

We carry Carquest Premium brand parts for your Subaru Legacy across several catalog categories, including Gas Caps. Some of our most reviewed Carquest Premium parts include:

FAQs for Subaru Legacy Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the Subaru Legacy?

Out of 335 Fuel and Emissions Systems for the Subaru Legacy, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits
Fuel Cap
from $17.79
(40)
Fuel Cap
Gas Caps

What are the top-rated Subaru Legacy Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your Subaru Legacy based on customer reviews/ratings are:
Oxygen Sensor: Downstream, 4 Wire, 21.26" Long, Heated, Exact Fit
from $98.99
(332)
Oxygen Sensor: Downstream, 4 Wire, 21.26" Long, Heated, Exact Fit
“Direct fit for 2002 4runner rear O2 sensor (non-Cali).. So far no more p0420 cel..”
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
from $77.99
(87)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
“This is a more universal fit, so you will need to wire in the proper connector to hook into the car. Aside from that, it seems to be doing the job.”
Gas Cap: Twist On, Reduces Air Pollution, 1 Pack
from $15.79
(63)
Gas Cap: Twist On, Reduces Air Pollution, 1 Pack
“Fits 97 Jeep TJ.”