2003 Lexus ES300 Fuel and Emissions Systems
Find Your Specific 2003 Lexus ES300 Fuel and Emissions Systems
Below you will find various in-demand Lexus Fuel and Emissions Systems, components and accessories for your 2003 ES300. Advance Auto Parts has popular ES300 parts like Gas Caps, Oxygen Sensors, Fuel Pumps and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other ES300 model years including
1994,
1995,
1996,
1997,
1998,
1999,
2000,
2001,
2002 and more. Select a category of 2003 Lexus ES300 Fuel and Emissions Systems below and start saving instantly.
Popular 2003 Lexus ES300 Fuel and Emissions Systems Categories
Essential Fuel and Emissions Systems for 2003 Lexus ES300s
Hella – Hella Mass Air Flow Sensor – 5-Pin Connector – Pipe-Neck, 358166371 (Part No.358166371)
from
$181.99
Breathe easy and drive smarter with HELLA’s Mass Air Flow Sensor. It delivers pinpoint airflow data for spot-on fuel-to-air ratios-boosting power, MPG, and throttle response. Plug-and-play install, OE-level accuracy, and the performance your engine craves.
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DENSO – "DENSO Oxygen Sensor: 4 Wire, 11.77"" Long, Heated, Universal Fit, 234-4209" (Part No.234-4209)
from
$83.99
DENSO Oxygen 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; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
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Carquest Premium – Carquest Fuel Pump Strainer, FS2322211 (Part No.FS2322211)
from
$15.99
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.
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Carquest Premium – Carquest Vapor Canister Purge Solenoid, CPA1351 (Part No.CPA1351)
from
$208.99
Maximize your vehicle’s efficiency and emissions control with Carquest Vapor Canister Purge Solenoids. Engineered for precision, these solenoids seamlessly regulate the flow of fuel vapors from the Vapor Canister to the engine for cleaner combustion, reducing harmful emissions. Built to meet and/or exceed OEM standards, Carquest Purge Solenoids offer reliable functionality, long-lasting durability, and easy installation.
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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-2434 (Part No.A212-2434)
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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Carquest Premium – Carquest Vapor Canister Vent Solenoid: Includes Mounting Hardware, CPA1068 (Part No.CPA1068)
from
$75.99
Ensure that your vehicle’s emission control system performs at its best with CARQUEST premium Vapor Canister Vent Valves. Manufactured for long-lasting performance, these Vent Valves provide reliable operation and help maintain your vehicle’s compliance with environmental regulations. For cleaner emissions, optimal vehicle efficiency and performance, trust CARQUEST Vapor Canister Vent Valves.
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Carquest Premium – Carquest Fuel Pump: Includes Wiring Harness, E2246801 (Part No.E2246801)
from
$115.99
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.
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DENSO – "DENSO Wideband Oxygen Sensor: Upstream, 4 Wire, 7.87"" Long, Heated, Exact Fit, 234-9047" (Part No.234-9047)
from
$173.99
DENSO Air/Fuel Ratio Sensors are manufactured and tested to the strictest OE standards for unparalleled performance. Each component is precision-built for exact replacement and a first time fit. DENSO gives you the right part and the right fit at the first time.
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DENSO – DENSO Original Equipment Quality Fuel Pump & Strainer Kit, 950-0132 (Part No.950-0132)
from
$146.99
As the innovator and leader in fuel supply technology DENSO has conducted superior testing and inspection processes to insure the highest quality fuel supply product. Don’t be fooled by imitations – look for the DENSO name to be sure you’re getting the best.
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AISIN – AISIN Vacuum Switching Valve, VST-026 (Part No.VST-026)
from
$99.99
The parent company, AISIN Seiki Co. Ltd., was founded in 1965 as an OE manufacturer. AISIN provides superior products through engineering excellence, progressive technological development and dedication to service are some factors which have contributed to bringing AISIN to its position as a multi-award-winning global leader in automotive parts. Their intense focus on research and development is the commitment that enables their company to offer vital, leading edge technology to the automotive industry.
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Victor Reinz – Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-15304-00 (Part No.71-15304-00)
from
$7.49
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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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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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1229 (Part No.5G1229)
from
$149.99
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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Carquest Premium – Carquest Multi-Use Connector, PTA1567 (Part No.PTA1567)
from
$78.99
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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NTK – NTK Air Charge Temperature Sensor, EF0105 (Part No.EF0105)
from
$33.99
Building upon a foundation of premium full-line products established under NGK ignition and oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. is the only OE supplier with a full line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.
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Carquest Premium – Carquest Fuel Tank Pressure Sensor, ECC2281 (Part No.ECC2281)
from
$204.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.
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Delphi – Delphi Fuel Tank Cleaning Kit, FC01 (Part No.FC01)
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.
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Dorman – Dorman Fuel Tank Strap Set, 578-303 (Part No.578-303)
from
$129.99
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.
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Felpro – Felpro Fuel Injection Plenum Gasket Set, MS 95407-1 (Part No.MS 95407-1)
from
$16.99
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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Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN512 (Part No.FN512)
from
$81.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel filler necks meet or exceed the performance of the original equipment they replace.
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Dorman – Dorman Fuel Tank Lock Ring, 579-220 (Part No.579-220)
from
$10.99
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.
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Carquest Premium – Carquest Exhaust Gas Recirculation (EGR) Valve Gasket, EVA1022 (Part No.EVA1022)
from
$2.99
The EGR system is an emission control device designed to recirculate exhaust gas into the engines air intake system and back to the combustion chamber to control nitrogen oxides or NOx. The chemical NOx is created when oxygen and nitrogen are heated above 2,800-degree F. Exhaust gas, or gas that is displaced from the combustion chamber, contains little to no oxygen molecules. By recirculating this gas back into the combustion chamber fewer oxygen molecules are available for the combustion event which will therefore create a cooler combustion event. The EGR valve can be actuated by engine vacuum or electronically by the engine control module.
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Felpro – Felpro Fuel Injector O-Ring Kit, ES 71859 (Part No.ES 71859)
from
$5.99
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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Dorman – Dorman Evaporative Emissions Purge Solenoid Valve, 994-021 (Part No.994-021)
from
$113.99
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.
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MAHLE Original – MAHLE Original Fuel Injection Nozzle O-Ring Kit, GS33654 (Part No.GS33654)
from
$7.99
MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.
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Motorad – Motorad Direct Fit Tethered Non-Locking Gas Fuel Tank Cap:, MGC817T (Part No.MGC817T)
from
$24.29
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Dorman – Dorman Steel Fuel Tank, 576-957 (Part No.576-957)
from
$387.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
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KAI – KAI Fuel Tank, FTK010215 (Part No.FTK010215)
Upgrade your 2003 Lexus ES300 with Top-Quality Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2003 Lexus ES300, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Lexus or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your ES300 functioning at its best. At Advance Auto Parts, we offer a wide selection of 53 Fuel and Emissions Systems for the 2003 Lexus ES300, designed to meet your needs without breaking the bank.
From
Gas Cap
replacements to
Oxygen Sensors
upgrades, we’ve got you covered with parts that fit your vehicle perfectly and ensure long-lasting performance.
Affordable Prices and Wide Selection
Shopping for Fuel and Emissions Systems for any vehicle can be a hassle, especially if you’re on a budget. But with Advance Auto Parts, you can find high-quality Fuel and Emissions Systems for your 2003 Lexus ES300 at great prices.
Our Fuel and Emissions Systems inventory for this model
ranges from just $2.65 to $414.99, with
an average price of $92.83.
Our 53 Fuel and Emissions Systems in stock come from 15 trusted brands, so you’re sure to find the right part for your 2003 Lexus ES300 without overspending.
Top Brands and High Customer Satisfaction
Advance Auto Parts takes pride in offering only the best brands in the automotive industry. For your 2003 Lexus ES300, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names
like DENSO, Felpro, Carquest Premium, and more.
DENSO Fuel and Emissions Systems
start at just $104.99 and boast an impressive 4.6 stars average rating from customers.
Felpro and Carquest Premium also bring quality to the table, with Fuel and Emissions Systems available starting at $16.99, and at an average 4.6 stars rating.
With 626 customer reviews and counting, our 2003 Lexus ES300 Fuel and Emissions Systems have a strong track record of reliability, ensuring you can trust your purchase.
Explore Related Parts and More
While you’re here, don’t forget to check out other essential categories that go hand in hand with Fuel and Emissions System upgrades. Explore related part types like Batteries and Chargers, Oil and Lubricants
and more to make sure your 2003 Lexus ES300 is always ready to roll. We’re committed to providing you with everything you need to keep your ES300 in top shape, all in one place.
Start shopping confidently below for your 2003 Lexus ES300!
Best-Selling Gas Caps for 2003 Lexus ES300s
Enhance the driving experience in your Lexus with 4 quality Gas Cap components, starting at $20.99.
Carquest Premium – Carquest Non-Locking Fuel Tank Cap, 10839 (Part No.10839)
from
$20.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Locking Fuel Tank Cap, 10509 (Part No.10509)
from
$30.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
See More
Motorad – Motorad Direct Fit Tethered Non-Locking Gas Fuel Tank Cap:, MGC838T (Part No.MGC838T)
from
$27.49
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Carquest Premium – Carquest Locking Fuel Tank Cap, MGC211KA (Part No.MGC211KA)
from
$34.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. Manufactured to pass all state and federal emissions requirements. Specifically designed pressure and vacuum relief valves to prevent evaporation of fuel. A leaking fuel cap can allow up to 30 gallons of gasoline to evaporate over the period of a year.
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Most Popular 2003 Lexus ES300 Oxygen Sensors
Customize your Lexus with 8 Oxygen Sensors products
like Oxygen Sensors, all
priced under $115.99.
DENSO – "DENSO Oxygen Sensor: Downstream, 4 Wire, 12.80"" Long, Heated, Exact Fit, 234-4064" (Part No.234-4064)
from
$104.99
DENSO Oxygen 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; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
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DENSO – "DENSO Oxygen Sensor: Downstream, 4 Wire, 10.24"" Long, Heated, Exact Fit, 234-4261" (Part No.234-4261)
from
$115.99
DENSO Oxygen 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; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
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Bosch – "Bosch Oxygen Sensor: 4 Wire, 24.02"" Long, Heated, 15740" (Part No.15740)
from
$69.99
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. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
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Bosch – "Bosch Oxygen Sensor: 4 Wire, 14.57"" Long, Heated, Exact Fit, 13355" (Part No.13355)
from
$115.99
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. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
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Bosch – "Bosch Oxygen Sensor: 4 Wire, 24.92"" Long, Heated, Universal, 15733" (Part No.15733)
from
$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. From overall sensor design to the critical ceramic element, Bosch is known worldwide for quality and performance.
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DENSO – "DENSO Oxygen Sensor: 4 Wire, 11.77"" Long, Heated, Universal Fit, 234-4209" (Part No.234-4209)
from
$83.99
DENSO Oxygen 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; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.
See More
NTK – "NTK Switching Oxygen Sensor: 4 Wire, 11.5"" Long, Heated, Direct Fit, 24594" (Part No.24594)
from
$113.99
NGK is the world’s largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle’s on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
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NTK – "NTK Switching Oxygen Sensor: 4 Wire, 17.75"" Long, Heated, Direct Fit, 24564" (Part No.24564)
from
$109.99
NGK is the sensor specialist for import and domestic applications. Established under the NGK product family, oxygen sensors are part of our ongoing commitment to streamlining product types and increasing coverage. A ceramic company at our core, uses cutting-edge technology to control the ceramic used in our oxygen sensors from raw material to finished product. NTK is the world’s largest supplier and manufacturer of OE oxygen sensors. Combining expertise and innovation, oxygen sensors deliver superior fit, form, and function. oxygen sensors undergo extensive testing during manufacturing to ensure quality and reliability that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for comprehensive market support and OE application technology.
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Top Picks for 2003 Lexus ES300 Fuel Pumps
Upgrade Lexus ES300s with top-quality Fuel Pumps parts, including 7 OEM and aftermarket selections for your 2003 model.
DENSO – DENSO Original Equipment Quality Fuel Pump & Strainer Kit, 950-0132 (Part No.950-0132)
from
$146.99
As the innovator and leader in fuel supply technology DENSO has conducted superior testing and inspection processes to insure the highest quality fuel supply product. Don’t be fooled by imitations – look for the DENSO name to be sure you’re getting the best.
See More
Delphi – Delphi Fuel Pump Strainer, FS0093 (Part No.FS0093)
from
$19.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
See More
Carquest Premium – Carquest Fuel Pump: Includes Wiring Harness, E260149 (Part No.E260149)
from
$91.99
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.
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Carquest Premium – Carquest Fuel Pump: Includes Wiring Harness, E2246803 (Part No.E2246803)
from
$88.99
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.
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Delphi – Delphi Electric Fuel Pump: Caps, Hose Clamps, Hose Piece, Pall Nut, Restrictors, Seal, FE0404 (Part No.FE0404)
from
$204.99
Delphi is a Tier 1 supplier to the majority of global vehicle manufacturers and has been a manufacturer of dependable fuel pumps and fuel delivery parts for over 80 years. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management with sales coverage at over 95%. Learn more about our expert-led training programs and tech hotline at 1-877-463-3574. Visit our Resource Center for helpful tips and tricks on fuel pumps, technologies, and more: https://www.delphiautoparts.com/usa/en-US/resource-center.
See More
DENSO – DENSO Original Equipment Quality Electric Fuel Pump, 951-0002 (Part No.951-0002)
from
$115.99
As the innovator and leader in fuel supply technology DENSO has conducted superior testing and inspection processes to insure the highest quality fuel supply product. Don’t be fooled by imitations – look for the DENSO name to be sure you’re getting the best.
See More
Carquest Premium – Carquest Fuel Pump Strainer, FS2322211 (Part No.FS2322211)
from
$15.99
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.
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In-Demand Fuel Tanks for 2003 Lexus ES300s
Select from 10 premium Fuel Tanks parts for your 2003 Lexus ES300, with prices ranging from $10.99 to $414.99.
Delphi – Delphi Fuel Tank Cleaning Kit, FC01 (Part No.FC01)
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.
See More
Spectra Premium – Spectra Premium Fuel Tank Strap, ST303 (Part No.ST303)
from
$97.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank straps meet or exceed the performance of the original equipment they replace.
See More
Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN992 (Part No.FN992)
from
$145.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel filler necks meet or exceed the performance of the original equipment they replace.
See More
Dorman – Dorman Fuel Tank Strap Set, 578-303 (Part No.578-303)
from
$129.99
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.
See More
Dorman – Dorman Steel Fuel Tank, 576-413 (Part No.576-413)
from
$414.99
This replacement fuel tank is precision-engineered to match the fit and function of the original fuel tank on specified vehicles.
See More
Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN666 (Part No.FN666)
from
$125.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel filler necks meet or exceed the performance of the original equipment they replace.
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Spectra Premium – Spectra Premium Fuel Tank, TO17E (Part No.TO17E)
from
$370.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tanks meet or exceed the performance of the original equipment they replace.
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Dorman – Dorman Fuel Filler Neck, 577-377 (Part No.577-377)
from
$183.99
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.
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Dorman – Dorman Fuel Filler Neck Assembly, 574-037 (Part No.574-037)
from
$157.99
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.
See More
Dorman – Dorman Fuel Tank Lock Ring, 579-220 (Part No.579-220)
from
$10.99
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.
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Most Sold 2003 Lexus ES300 Fuel Injectors
Explore our best-selling Lexus parts for the 2003 ES300 among 14 OEM and aftermarket options starting from $3.99.
Felpro – Felpro Fuel Injection Plenum Gasket Set, MS 95407-1 (Part No.MS 95407-1)
from
$16.99
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.
See More
DENSO – DENSO Mass Air Flow Sensor, 197-6030 (Part No.197-6030)
from
$207.99
DENSO’s innovated 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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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-2434 (Part No.A212-2434)
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.
See More
Felpro – Felpro Fuel Injection Plenum Gasket Set, MS 95407 (Part No.MS 95407)
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.
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Cardone – Cardone Remanufactured Mass Air Flow Sensor, 74-50009 (Part No.74-50009)
from
$69.99
CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100 percent re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.
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Carquest – Carquest Fuel Injector Connector, PT2318 (Part No.PT2318)
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$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 Mass Air Flow Sensor – Sensor Only, MQ6203 (Part No.MQ6203)
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$96.99
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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MAHLE Original – MAHLE Original Fuel Injection Nozzle O-Ring Kit, GS33654 (Part No.GS33654)
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$7.99
MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.
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Felpro – Felpro Fuel Injector O-Ring Kit, ES 71859 (Part No.ES 71859)
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$5.99
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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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1421 (Part No.5G1421)
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$71.99
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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Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 15-11974-01 (Part No.15-11974-01)
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$10.49
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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Victor Reinz – Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-15304-00 (Part No.71-15304-00)
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$7.49
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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Carquest Premium – Carquest Fuel Injector Connector, PTA1064 (Part No.PTA1064)
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$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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Victor Reinz – Victor Reinz Fuel Injection Idle Air Control Valve Gasket, 71-15393-00 (Part No.71-15393-00)
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$3.99
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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Top-Rated Fuel and Emissions Systems Brands For Your 2003 Lexus ES300
Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2003 Lexus ES300s. Below you’ll find some of our best rated Fuel and Emissions Systems from DENSO, Felpro, and Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 2003 ES300 start at just $16.99 and are rated as high as 4.6 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.
Popular DENSO 2003 Lexus ES300 Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2003 Lexus ES300, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. DENSO ticks all of those boxes. We offer a wide selection of DENSO Fuel and Emissions Systems, specifically designed for the 2003 Lexus ES300. With over 3 DENSO brand Fuel and Emissions Systems in stock, you’re sure to find what you need. The prices for these top-notch parts start as low as $104.99, with an average price of just $162.32. Plus, with over 13 customer reviews and an average rating of 4.6 stars, you can trust that our DENSO Fuel and Emissions Systems will get the job done right. Choose Advance Auto Parts for reliability, quality, and expert-approved parts that keep your vehicle running strong.
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$173.99
(6)
"DENSO Wideband Oxygen Sensor: Upstream, 4 Wire, 7.87"" Long, Heated, Exact Fit, 234-9047"
“Perfect fit. Simple install using Adv auto 02 sensor sockets. Works great”
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$104.99
(2)
"DENSO Oxygen Sensor: Downstream, 4 Wire, 12.80"" Long, Heated, Exact Fit, 234-4064"
“Great store! Great management with great service. My part works great.”
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$207.99
(5)
DENSO Mass Air Flow Sensor, 197-6030
“Installed the Denso mass air flow sensor in my 2005 Tacoma with 229000 miles. Throttle response and mpg is back to like new. Highly Recommend!”
Popular Felpro 2003 Lexus ES300 Fuel and Emissions Systems
Felpro auto parts is one of the highest quality Fuel and Emissions System brands in the market. Any 2003 Lexus ES300 owner should feel confident when installing genuine Felpro parts in their vehicle. To ensure the best fit and performance for your 2003 ES300, Advance Auto Parts carries a full inventory of 2 Felpro Fuel and Emissions Systems. Plus you will be keeping your Lexus in peak condition while saving money because prices on these Felpro Fuel and Emissions Systems range from $16.99 to $46.99, plus, with more than 15 customer reviews and an impressive 4.6 stars average rating, you can be confident the Fram Fuel and Emissions Systems below will deliver on both quality and value.
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$16.99
(8)
Felpro Fuel Injection Plenum Gasket Set, MS 95407-1
“Good quality gasket, made out of two layers of metal with a soft black coating similar to Toyota. This is a good product in a pinch (if you need one s”
FAQs for 2003 Lexus ES300 Fuel and Emissions Systems
Which Fuel and Emissions Systems are best-sellers for 2003 Lexus ES300s?
Out of 53 Fuel and Emissions Systems that fit 2003 Lexus ES300s, the following parts are the top sellers:
- "Bosch Oxygen Sensor: 4 Wire, 24.92"" Long, Heated, Universal, 15733" (18730541) – $92.99
- Carquest Non-Locking Fuel Tank Cap, 10839 (5020025) – $20.99
- Carquest New Mass Air Flow Sensor – Sensor Only, MQ6203 (11887193) – $96.99
What’s the price range for 2003 Lexus ES300 Fuel and Emissions Systems?
Fuel and Emissions System prices for the 2003 Lexus ES300 start at $2.65 and go up to $414.99 for the most premium parts.
What’s the average price of a Fuel and Emissions System for a 2003 Lexus ES300?
The average price for Fuel and Emissions Systems for the 2003 Lexus ES300 is $92.83. Keep in mind the variety of part types within our Fuel and Emissions System category so you are likely to find a wide range of prices across a variety of parts and components.
Does Advance Auto Parts sell Fuel and Emissions Systems for other Lexus ES300 model years?
What are the cheapest Fuel and Emissions Systems for my 2003 Lexus ES300?
The cheapest 2003 Lexus ES300 Fuel and Emissions Systems we carry in stock are:
- Victor Reinz Fuel Injection Idle Air Control Valve Gasket, 71-15393-00 (50303048) – $3.99
- Carquest Fuel Injector Connector, PT2318 (11477998) – $4.29
- Carquest Fuel Injector Connector, PTA1064 (12541458) – $4.99
- Victor Reinz EGR Valve Gasket, 71-15343-00 (12575997) – $5.29
- Felpro Fuel Injector O-Ring Kit, ES 71859 (12067900) – $5.99
What are the top-rated Fuel and Emissions Systems that fit the 2003 Lexus ES300?
Out of 626 reviews by customers, our 2003 Lexus ES300 Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 2003 Lexus ES300 and their top-rated products:
- Oxygen Sensors
- "DENSO Oxygen Sensor: Downstream, 4 Wire, 12.80"" Long, Heated, Exact Fit, 234-4064" (20472023) – $104.99
- "DENSO Oxygen Sensor: Downstream, 4 Wire, 10.24"" Long, Heated, Exact Fit, 234-4261" (20471915) – $115.99
- "Bosch Oxygen Sensor: 4 Wire, 14.57"" Long, Heated, Exact Fit, 13355" (5730008) – $115.99
What types of Fuel and Emissions Systems do you sell for my 2003 Lexus ES300?
As of 8/2/26, these are some of the most in-demand types of Fuel and Emissions Systems for a 2003 Lexus ES300:
Can I get help with 2003 Lexus ES300 Fuel and Emissions System orders?
Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Lexus Fuel and Emissions Systems and more.
What is your return policy for Lexus ES300 Fuel and Emissions Systems?
Advance Auto Parts keeps returns simple. For new Lexus ES300 Fuel and Emissions Systems and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.
