2004 Toyota 4Runner Fuel and Emissions Systems
Find Your Specific 2004 Toyota 4Runner Fuel and Emissions Systems
Below you will find various in-demand Toyota Fuel and Emissions Systems, components and accessories for your 2004 4Runner. Advance Auto Parts has popular 4Runner parts like Fuel Pumps, Oxygen Sensors, Fuel Tanks and more. You’ll also find aftermarket and OEM Fuel and Emissions Systems for other 4Runner model years including
2015,
2016,
2017,
2018,
2019,
2020,
2021,
2022,
2023 and more. Select a category of 2004 Toyota 4Runner Fuel and Emissions Systems below and start saving instantly.
Popular 2004 Toyota 4Runner Fuel and Emissions Systems Categories
Essential Fuel and Emissions Systems for 2004 Toyota 4Runners
Dorman – Dorman Fuel Tank Strap, sold by each, 578-314 (Part No.578-314)
from
$47.99
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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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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Carquest Premium – Carquest Fuel Pump Module Assembly: Fuel Pump, Sending Unit and Strainer, M2542525 (Part No.M2542525)
from
$633.99
Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.
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Carquest Premium – Carquest Diverter Valve, ECC1315 (Part No.ECC1315)
from
$151.99
The Secondary Air Injection system is an emission control device designed to pump fresh air into the engine exhaust system to reduce harmful emissions and convert the emission into harmless water vapor via a chemical reaction. These systems were used heavily in the pre-catalytic converter emission control period but found some application in vehicles with catalytic converter systems.
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Dorman – Dorman Evaporative Emissions Purge Solenoid Valve, 911-528 (Part No.911-528)
from
$93.99
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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Carquest Premium – Carquest Fuel Tank Pressure Sensor, ECA1323 (Part No.ECA1323)
from
$217.99
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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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-3344 (Part No.A212-3344)
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 – Carquest Fuel Filler Neck, 577-955 (Part No.577-955)
from
$115.99
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.
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Carquest Premium – Carquest New Mass Air Flow Sensor – Complete Assembly, MQ7265 (Part No.MQ7265)
from
$164.99
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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Carquest Premium – Carquest New Mass Air Flow Sensor – Sensor Only, MQ6237 (Part No.MQ6237)
from
$77.99
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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Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 15-11190-01 (Part No.15-11190-01)
from
$12.49
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 Seal Kit Remanufactured, AS041 (Part No.AS041)
from
$6.49
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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Victor Reinz – Victor Reinz Fuel Injection Throttle Body Mounting Gasket, 71-16552-00 (Part No.71-16552-00)
from
$22.99
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 Injection Throttle Body Mounting Gasket, 71-15345-00 (Part No.71-15345-00)
from
$2.99
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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Bosch – "Bosch Oxygen Sensor: 4 Wire, 14.57"" Long, Heated, Exact Fit, 15418" (Part No.15418)
from
$76.99
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: Downstream, 4 Wire, 9.45"" Long, Heated, Exact Fit, 234-4260" (Part No.234-4260)
from
$112.99
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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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1561 (Part No.5G1561)
from
$127.99
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, 5G1362 (Part No.5G1362)
from
$165.99
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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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 Vapor Canister Purge Solenoid: Includes Mounting Hardware, CPC1511 (Part No.CPC1511)
from
$62.99
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 Vapor Canister Purge Solenoid: Includes Mounting Hardware, CPC1105 (Part No.CPC1105)
from
$124.99
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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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 Wideband Oxygen Sensor: Upstream, 4 Wire, 16.54"" Long, Heated, Exact Fit, 234-9003" (Part No.234-9003)
from
$219.99
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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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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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.
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Carquest Premium – Carquest Fuel Pump Strainer, FS1521181 (Part No.FS1521181)
from
$16.99
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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Delphi – Delphi Fuel Pump Strainer, FS0075 (Part No.FS0075)
from
$31.99
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.
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Carquest Premium – Carquest Fuel Pump Strainer, FS2510488 (Part No.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.
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Upgrade your 2004 Toyota 4Runner with Top-Quality Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2004 Toyota 4Runner, nothing is more important than using high-quality OEM or aftermarket parts that you can trust. Whether you’re repairing damage to your Toyota or enhancing its overall performance, Fuel and Emissions Systems are key to keeping your 4Runner functioning at its best. At Advance Auto Parts, we offer a wide selection of 56 Fuel and Emissions Systems for the 2004 Toyota 4Runner, designed to meet your needs without breaking the bank.
From
Fuel Pump
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 2004 Toyota 4Runner at great prices.
Our Fuel and Emissions Systems inventory for this model
ranges from just $6.49 to $633.99, with
an average price of $112.10.
Our 56 Fuel and Emissions Systems in stock come from 15 trusted brands, so you’re sure to find the right part for your 2004 Toyota 4Runner 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 2004 Toyota 4Runner, we stock popular OEM and aftermarket Fuel and Emissions Systems from top names
like Bosch, DENSO, Carquest Premium, and more.
Bosch Fuel and Emissions Systems
start at just $96.99 and boast an impressive 4.7 stars average rating from customers.
DENSO and Carquest Premium also bring quality to the table, with Fuel and Emissions Systems available starting at $20.99, and at an average 4.6 stars rating.
With 3,411 customer reviews and counting, our 2004 Toyota 4Runner 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 2004 Toyota 4Runner is always ready to roll. We’re committed to providing you with everything you need to keep your 4Runner in top shape, all in one place.
Start shopping confidently below for your 2004 Toyota 4Runner!
Best-Selling Fuel Pumps for 2004 Toyota 4Runners
Enhance the driving experience in your Toyota with 6 quality Fuel Pump components, starting at $16.99.
Carquest Premium – Carquest Fuel Pump Strainer, FS1521181 (Part No.FS1521181)
from
$16.99
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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Delphi – Delphi Electric Fuel Pump: 12V, In Tank, Turbine Design, FE0526 (Part No.FE0526)
from
$334.99
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 Module Assembly: Fuel Pump, Sending Unit and Strainer, M2542525 (Part No.M2542525)
from
$633.99
Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.
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DENSO – DENSO Original Equipment Quality Fuel Pump & Strainer Kit, 950-0226 (Part No.950-0226)
from
$184.99
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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Carquest Premium – Carquest Fuel Pump, E2481973 (Part No.E2481973)
from
$182.99
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 Original Equipment Quality Electric Fuel Pump, 951-0024 (Part No.951-0024)
from
$148.99
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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Most Popular 2004 Toyota 4Runner Oxygen Sensors
Customize your Toyota with 15 Oxygen Sensors products
like Oxygen Sensors, all
priced under $125.99.
DENSO – "DENSO Oxygen Sensor: 4 Wire, 8.27"" Long, Heated, Exact Fit, 234-4138" (Part No.234-4138)
from
$99.99
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, 13.39"" Long, Heated, Exact Fit, 234-4804" (Part No.234-4804)
from
$109.99
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, 7.87"" Long, Heated, Exact Fit, 234-4805" (Part No.234-4805)
from
$109.99
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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NTK – "NTK Switching Oxygen Sensor: 4 Wire, 11.5"" Long, Heated, Direct Fit, 24848" (Part No.24848)
from
$117.99
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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DENSO – "DENSO Oxygen Sensor: Downstream, 4 Wire, 9.45"" Long, Heated, Exact Fit, 234-4260" (Part No.234-4260)
from
$112.99
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, 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, 10.63"" Long, Heated, Exact Fit, 13441" (Part No.13441)
from
$96.99
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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Bosch – "Bosch Oxygen Sensor: 4 Wire, 21.06"" Long, Heated, Exact Fit, 13354" (Part No.13354)
from
$125.99
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.
See More
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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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.
See More
Bosch – "Bosch Oxygen Sensor: 4 Wire, 10.63"" Long, Heated, Exact Fit, 15672" (Part No.15672)
from
$124.99
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.
See More
NTK – "NTK Switching Oxygen Sensor: 2 Wire, 17.75"" Long, Non-Heated, Direct Fit, 24560" (Part No.24560)
from
$105.99
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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PowerStop – PowerStop Z16 Low-Dust Ceramic Brake Pads, 16-606 (Part No.16-606)
from
$53.99
The Power Stop Z16 Evolution ceramic brake pads feature a ceramic formula designed to maximize stopping power while reducing brake dust & eliminating noise. Using OE positive mold technology along with a thermal scorched pad surface, Z16 pads maintain consistent wear and performance while ensuring a fast break-in. The Z16 Evolution ceramic brake pads are an affordable stock replacement for all vehicles.
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Top Picks for 2004 Toyota 4Runner Fuel Tanks
Upgrade Toyota 4Runners with top-quality Fuel Tanks parts, including 4 OEM and aftermarket selections for your 2004 model.
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
Dorman – Dorman Fuel Tank Straps Set, 578-316 (Part No.578-316)
from
$99.99
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
Spectra Premium – Spectra Premium Fuel Tank Filler Neck, FN839 (Part No.FN839)
from
$151.99
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 Filler Neck Tube, 577-361 (Part No.577-361)
from
$189.99
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.
See More
In-Demand Fuel Injectors for 2004 Toyota 4Runners
Select from 17 premium Fuel Injectors parts for your 2004 Toyota 4Runner, with prices ranging from $6.49 to $207.99.
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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Felpro – Felpro Fuel Injection Plenum Gasket Set, MS 96333 (Part No.MS 96333)
from
$25.99
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)
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$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 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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Carquest Premium – Carquest New Mass Air Flow Sensor – Sensor Only, MQ6237 (Part No.MQ6237)
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$77.99
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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Carquest Premium – Carquest Remanufactured Multi Port Fuel Injector, A212-3054 (Part No.A212-3054)
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$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 Remanufactured Multi Port Fuel Injector, A212-2364 (Part No.A212-2364)
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$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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Felpro – Felpro Fuel Injector O-Ring Kit, ES 73113 (Part No.ES 73113)
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$12.49
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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Hitachi – Hitachi Mass Air Flow Sensor, MAF0103 (Part No.MAF0103)
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$99.99
Hitachi€™s Air Flow Sensors (MAFs) measure the amount and characteristics of air entering the engine. Hitachi uses precision elements and high-quality components for enhanced durability and accurate air flow measurements. Hitachi MAFs are 100% air flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the manufacturer. Details such as a contaminant bypass port (when applicable) and protected circuitry providing a durable and reliable product approved by OE manufacturers makes Hitachi€™s air flow sensors the premium choice.
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Hella – Hella Mass Air Flow Sensor – 5-Pin Connector – Bolted/Bayonet – Without Housing, 358095771 (Part No.358095771)
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$148.99
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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Wells Vehicle Electronics – Wells Vehicle Electronics Fuel Injection Pressure Regulator, 5G1420 (Part No.5G1420)
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$121.99
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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Hitachi – Hitachi Mass Air Flow Sensor, MAF0056 (Part No.MAF0056)
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$117.99
Hitachi€™s Air Flow Sensors (MAFs) measure the amount and characteristics of air entering the engine. Hitachi uses precision elements and high-quality components for enhanced durability and accurate air flow measurements. Hitachi MAFs are 100% air flow tested for ideal performance and are calibrated for each application ensuring your vehicle meets the strict emission standards set by the manufacturer. Details such as a contaminant bypass port (when applicable) and protected circuitry providing a durable and reliable product approved by OE manufacturers makes Hitachi€™s air flow sensors the premium choice.
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Delphi – Delphi Mass Air Flow Sensor, AF10205 (Part No.AF10205)
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$102.99
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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Victor Reinz – Victor Reinz Fuel Injector O-Ring Kit, 18-10107-01 (Part No.18-10107-01)
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$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 73059 (Part No.ES 73059)
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$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, 15-11190-01 (Part No.15-11190-01)
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$12.49
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 Seal Kit Remanufactured, AS041 (Part No.AS041)
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$6.49
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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Most Sold 2004 Toyota 4Runner Gas Caps
Explore our best-selling Toyota parts for the 2004 4Runner among 4 OEM and aftermarket options starting from $20.99.
Carquest Premium – Carquest Non-Locking Fuel Tank Cap, 10839 (Part No.10839)
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$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)
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$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.
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Motorad – Motorad Direct Fit Tethered Non-Locking Gas Fuel Tank Cap:, MGC838T (Part No.MGC838T)
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$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)
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$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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Top-Rated Fuel and Emissions Systems Brands For Your 2004 Toyota 4Runner
Shop for the best-rated brands offering Fuel and Emissions Systems and other products for your 2004 Toyota 4Runners. Below you’ll find some of our best rated Fuel and Emissions Systems from Bosch, DENSO, and Carquest Premium, and more. Fuel and Emissions Systems from these brands that fit a 2004 4Runner start at just $20.99 and are rated as high as 4.7 stars. OEM and aftermarket Fuel and Emissions Systems don’t get more top quality, durable, and affordable than from the brands below.
Popular Bosch 2004 Toyota 4Runner Fuel and Emissions Systems
When it comes to maintaining or upgrading your 2004 Toyota 4Runner, using quality Fuel and Emissions Systems is essential to ensure durability and a perfect fit. Bosch ticks all of those boxes. We offer a wide selection of Bosch Fuel and Emissions Systems, specifically designed for the 2004 Toyota 4Runner. With over 2 Bosch 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 $96.99, with an average price of just $106.49. Plus, with over 19 customer reviews and an average rating of 4.7 stars, you can trust that our Bosch 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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$115.99
(15)
"Bosch Oxygen Sensor: 4 Wire, 14.57"" Long, Heated, Exact Fit, 13355"
“I had the check engine light on my dash and diagnosed it as code p0155 and sensor bank2 sensor1 defective.
Used this part to fix the issue. now it h”
from
$96.99
(4)
"Bosch Oxygen Sensor: 4 Wire, 10.63"" Long, Heated, Exact Fit, 13441"
“Nice replacement part. Works like a charm. No more check engine light.”
Popular DENSO 2004 Toyota 4Runner Fuel and Emissions Systems
DENSO auto parts is one of the highest quality Fuel and Emissions System brands in the market. Any 2004 Toyota 4Runner owner should feel confident when installing genuine DENSO parts in their vehicle. To ensure the best fit and performance for your 2004 4Runner, Advance Auto Parts carries a full inventory of 3 DENSO Fuel and Emissions Systems. Plus you will be keeping your Toyota in peak condition while saving money because prices on these DENSO Fuel and Emissions Systems range from $99.99 to $207.99, 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.
from
$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”
from
$99.99
(4)
"DENSO Oxygen Sensor: 4 Wire, 8.27"" Long, Heated, Exact Fit, 234-4138"
“Perfect fit, solved my problem”
from
$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!”
FAQs for 2004 Toyota 4Runner Fuel and Emissions Systems
Which Fuel and Emissions Systems are best-sellers for 2004 Toyota 4Runners?
Out of 56 Fuel and Emissions Systems that fit 2004 Toyota 4Runners, 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 2004 Toyota 4Runner Fuel and Emissions Systems?
Fuel and Emissions System prices for the 2004 Toyota 4Runner start at $6.49 and go up to $633.99 for the most premium parts.
What’s the average price of a Fuel and Emissions System for a 2004 Toyota 4Runner?
The average price for Fuel and Emissions Systems for the 2004 Toyota 4Runner is $112.10. 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 Toyota 4Runner model years?
What are the cheapest Fuel and Emissions Systems for my 2004 Toyota 4Runner?
The cheapest 2004 Toyota 4Runner Fuel and Emissions Systems we carry in stock are:
- Carquest Fuel Injector Seal Kit Remanufactured, AS041 (11692578) – $6.49
- Delphi Fuel Tank Cleaning Kit, FC01 (11692237) – $12.49
- Felpro Fuel Injector O-Ring Kit, ES 73113 (12001704) – $12.49
- Victor Reinz Fuel Injector O-Ring Kit, 15-11190-01 (50302974) – $12.49
- Carquest Fuel Pump Strainer, FS1521181 (11762848) – $16.99
What are the top-rated Fuel and Emissions Systems that fit the 2004 Toyota 4Runner?
Out of 3,411 reviews by customers, our 2004 Toyota 4Runner Fuel and Emissions Systems have an average customer rating of . These are some of the highest-rated Fuel and Emissions System types for the 2004 Toyota 4Runner and their top-rated products:
- Oxygen Sensors
- "DENSO Oxygen Sensor: 4 Wire, 8.27"" Long, Heated, Exact Fit, 234-4138" (20472033) – $99.99
- "DENSO Oxygen Sensor: Downstream, 4 Wire, 7.87"" Long, Heated, Exact Fit, 234-4805" (20471903) – $109.99
- "DENSO Oxygen Sensor: Downstream, 4 Wire, 13.39"" Long, Heated, Exact Fit, 234-4804" (20471895) – $109.99
What types of Fuel and Emissions Systems do you sell for my 2004 Toyota 4Runner?
As of 8/2/26, these are some of the most in-demand types of Fuel and Emissions Systems for a 2004 Toyota 4Runner:
Can I get help with 2004 Toyota 4Runner 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 Toyota Fuel and Emissions Systems and more.
What is your return policy for Toyota 4Runner Fuel and Emissions Systems?
Advance Auto Parts keeps returns simple. For new Toyota 4Runner 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.
