2003 Toyota Avalon Fuel and Emissions Systems

Essential 2003 Toyota Avalon Fuel and Emissions Systems

Spectra Premium – Fuel Pump Tank Seal (Part No.LO112)

Fuel Pump Tank Seal

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$8.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel pump seals meet or exceed the performance of the original equipment they replace.

Product Features:
  • Designed to OE fit, form and function
  • Application specific design ensure a perfect fit guarantee
  • OEM design ensures corrosion resistance and prevents leakage
  • Manufactured with high quality material, ensuring the durability of this part to prevent costly leaks
  • Rigorous ISO quality control process
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Delphi – Electric Fuel Pump: With Hose Clamps, Hose Piece, Isolator, Pall Nut, Seal (Part No.FE0119)

Electric Fuel Pump: With Hose Clamps, Hose Piece, Isolator, Pall Nut, Seal

from

$155.99
100 years of OE experience, supplier to the world’s top automakers, OE Heritage and knowledge built into every aftermarket part, comprehensive portfolio for a wide range of vehicles and model years.

Product Features:
  • Delphi is a global OE manufacturer and all fuel pumps are built to Delphi’s OE standards
  • Delphi pumps are designed to operate under extreme temperatures with quick engine starts and to avoid low-fuel hesitation, including alcohol fuels and blends
  • Improved pump performance as a result of Delphi’s innovative design and durability
  • Restores fast pressure performance and system integrity, translating to better pumping through less energy
  • Part is validated, tested and matched to the right vehicle application
  • Lower amperage draws less load on vehicle’s electrical system
  • Always be sure to check and clean fuel tank to avoid unnecessary returns
  • Always replace the fuel strainer when doing a fuel pump repair
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Nippon Reinz – Fuel Injector O-Ring (Part No.C1012251347NRZ)

Fuel Injector O-Ring

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$3.39
NIPPON REINZ engineers work with OEMs to develop complete engine sealing solutions for gasoline, diesel, and alternative energy vehicles. We employ custom sealing solutions through our expert problem solving utilizing our regional research and development centers. As an Integral Partner with Virtually Every major vehicle and engine manufacturer worldwide, NIPPON REINZ offers a comprehensive range of sealing Innovative Systems, INCLUDING Head gaskets, Heat shields, sealing modules, secondary gaskets, Valve stem Seals, and transmission components.
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Bosch – Oxygen Sensor: 4 Wire, 27.36" Long, Heated, Exact Fit (Part No.13489)

Oxygen Sensor: 4 Wire, 27.36" Long, Heated, Exact Fit

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$92.99
Bosch is the world’s leading supplier and original equipment manufacturer of Oxygen Sensors. Bosch invented the automotive oxygen sensor and leads the way in sensor technology and innovation advancements. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.  Bosch oxygen sensors deliver exceptional OE level reliability, performance and durability, further improving service life of the product. 

Product Features:
  • Premium Bosch oxygen sensors are designed to improve fuel economy while reducing harmful emissions
  • Direct Fit includes OE Connector for easy installation
  • Performance meets or exceeds OE specifications
  • True Direct-fit OE connectors and harness
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MAHLE Original – Injector O-Rings (Part No.GS33654)

Injector O-Rings

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$7.49
MAHLE gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
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Delphi – Fuel Tank Cleaning Kit (Part No.FC01)

Fuel Tank Cleaning Kit

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$12.49
To perform a complete fuel pump replacement, clean the tank every time. Order the Delphi Fuel Tank Cleaning Kit (Part FC01). Remember, the original pump went into a clean fuel tank, to ensure the same level of performance, the new pump should too. 100 ye

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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Carquest Premium – Fuel Injector Connector (Part No.PTA1064)

Fuel Injector Connector

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$4.29
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 Strap Set (Part No.578-303)

Fuel Tank Strap Set

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$111.99
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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AISIN – Vacuum Valve (Part No.B2024321921ASC)

Vacuum Valve

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$135.72
Vacuum Valve

Santech – Relay (Part No.P202060753SII)

Relay

from

$11.64
Relay

Carquest Premium – Fuel Tank Vent Valve (Part No.RVC1007)

Fuel Tank Vent Valve

from

$69.99
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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Carquest – A/C Compressor Clutch Relay (Part No.R3130)

A/C Compressor Clutch Relay

from

$40.99
Product Features:
  • Our units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
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Carquest Premium – Idle Air Control Valve (Part No.AEC1018)

Idle Air Control Valve

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$178.99
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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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1807)

Vapor Canister Purge Solenoid

from

$111.99
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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Carquest Premium – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.EVA1022)

Exhaust Gas Recirculation (EGR) Valve Gasket

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$1.99
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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Victor Reinz – Fuel Injector O-Ring Kit (Part No.15-11974-01)

Fuel Injector O-Ring Kit

from

$7.99
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.

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 – Fuel Pump Strainer FS2510488 (Part No.FS2510488)

Fuel Pump Strainer FS2510488

from

$13.99
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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Carquest Premium – Remanufactured Fuel Injector (Part No.A212-3764)

Remanufactured Fuel Injector

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$55.99
CARQUEST’S line of remanufactured OEM fuel injectors are remanufactured using a proven 15 step process at a state-of-the-art remanufacturing facility in the U.S.A. Each injector is 100% 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. Each injector includes new external seals and O-rings.

Product Features:
  • Each unit is 100% tested to OE specifications
  • Includes new O-rings and seals made of premium OE quality materials
  • Includes application specific technical bulletin, where applicable
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Ishino – Fuel Inject Cushion Ring (Part No.C1011144317ISH)

Fuel Inject Cushion Ring

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$1.86
Fuel Inject Cushion Ring

Carquest – HVAC Blower Motor Relay (Part No.R3137)

HVAC Blower Motor Relay

from

$26.05
The Intermotor brand has built its reputation by engineering and distributing a full line of genuine import parts – parts that are unrivaled for quality, original look, fit, form & function, as well as coverage.

Product Features:
  • Points feature one-piece nylon breaker arms where specified providing longer tune-up life
  • Featuring brass or copper contacts where specified for extended wear
  • All parts are manufactured to stringent quality requirements. Our plants are TS16949 and ISO9001 certified which ensures that every part is the right part for the right vehicle.
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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DENSO – Wideband Oxygen Sensor: Upstream, 4 Wire, 18.03" Long, Heated, Exact Fit (Part No.234-9008)

Wideband Oxygen Sensor: Upstream, 4 Wire, 18.03" Long, Heated, Exact Fit

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$128.99
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance.; Each component is precision-built for exact replacement+ and a first time fit.; DENSO gives you the right part and the right fit+ the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
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Carquest Premium – Fuel Cap Tester Adapter (Part No.12422)

Fuel Cap Tester Adapter

from

$39.99
Fuel Cap Tester Adaper for use with Stant fuel cap testers. Color coded for easy identification. Made of durable plastic.

Product Features:
  • BAR Certified adapters
  • Adapter check’s a fuel cap’s ability to hold pressure.
  • Adapters meet EPA standards for recommended fleet coverage.
  • Check adapter application chart for specific makes and models
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Carquest Premium – Fuel Tank Pressure Sensor (Part No.ECC2281)

Fuel Tank Pressure Sensor

from

$184.99
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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Carquest – Steel Fuel Tank (Part No.576-958)

Steel Fuel Tank

from

$371.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.

Product Features:
  • Reliable replacement – this fuel tank directly replaces the original fuel tank on specified vehicle years, makes and models
  • Durable construction – this fuel tank is made from the same rugged materials as the original part for dependable service
  • Quality assured – this part has been validated to ensure a quality fit and long service life
  • Trustworthy design – backed by team of product specialists in the United States
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Carquest Premium – Vapor Canister (Part No.CPN1108)

Vapor Canister

from

$399.99
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 – Evaporative Fuel Vapor Canister (Part No.B7070259244DOR)

Evaporative Fuel Vapor Canister

from

$350.52
Dorman’s Vapor Canister is engineered from robust materials. As part of the Evap system, it effectively stores fuel vapors from the gas tank and sends them to the engine for combustion. Replacement helps control hydrocarbon emissions from escaping into the environment.

Product Features:
  • Direct replacement for a proper fit
  • A necessary replacement item for passing inspection in certain states
  • Replacement clears the check engine light
  • Rigorous on-vehicle and bench testing have been undertaken to ensure trouble-free performance
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DENSO Corporation – First Time Fit Fuel Tank Sending Unit (Part No.E2030266713ND)

First Time Fit Fuel Tank Sending Unit

from

$78.91
The Denso Fuel Tank Sending Unit is an ideal high quality aftermarket replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • DENSO filtration materials designed to trap and hold particulate debris
  • Designed to fit and seal just like the original equipment
  • DENSO engineered for great air flow and filtration
  • Provides a cleaner environment by trapping particulate matter
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2003 Toyota Avalon Fuel and Emissions Systems

You count on your 2003 Toyota Avalon 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 Fuel and Emissions Systems. With 82 Fuel and Emissions Systems ranging in price from $1.86 to $412.99, you’re sure to find everything you need for your 2003 Toyota Avalon.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 21 different brands like Carquest Premium, Bosch, and Motorad. 2003 Toyota Avalon Fuel and Emissions Systems start as low as $1.86!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 1,976 extensive product reviews on 2003 Toyota Avalon Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: Downstream, 4 Wire, 14.17" Long, Heated, Exact Fit with 4.5 stars and Locking Fuel Cap with 4.3 stars.

Did we mention you can order your Fuel and Emissions Systems 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 Fuel and Emissions Systems inventory for your 2003 Toyota Avalon below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Toyota Avalon

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Toyota Avalon running right for years to come. In our inventory you’ll find brands like Carquest Premium, Bosch, Motorad, and even more.

Popular Delphi Fuel and Emissions Systems

You’ll find popular Delphi brand products across Fuel Pumps. All are waiting to get your 2003 Toyota Avalon back on the road. Some of the top-rated Delphi products in these categories are:
Fuel Pump Strainer
from $17.99
(1)
Fuel Pump Strainer
Electric Pump Filter and Strainers

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2003 Toyota Avalon, and some of our most reviewed Carquest Premium parts include:

FAQs for 2003 Toyota Avalon Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Toyota Avalon?

Out of 82 Fuel and Emissions Systems for the 2003 Toyota Avalon, the most popular in our inventory are:

What are the top-rated 2003 Toyota Avalon Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Toyota Avalon based on customer reviews/ratings are:
Oxygen Sensor: Downstream, 4 Wire, 14.17" Long, Heated, Exact Fit
from $111.99
(332)
Oxygen Sensor: Downstream, 4 Wire, 14.17" Long, Heated, Exact Fit
“Worked perfectly. Would recommend”
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $24.99
(32)
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“Lost old gas cap and replaced with this one, which comes with a lock (which you don’t have to use,FYI)”