2004 Toyota 4Runner Emission Control Parts
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- TRQ®O2 Oxygen SensorToyota 4Runner 4.0L 2004, O2 Oxygen Sensor by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed for...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$35.95Save: 3%$34.87
- Standard®T Series PCV ValveToyota 4Runner 4.0L 2004, T Series PCV Valve by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$4.19
- Beck Arnley®PCV ValveToyota 4Runner 4.7L 2004, PCV Valve by Beck Arnley®. Make sure your vehicle’s emission control system performs at its optimum level with top-of-the-line Beck Arnley replacement emission control parts. Designed to match OE (original...Designed to ensure reliable operation of your emission control systemDirect OE (original equipment) replacement$8.97
- TRQ®Oxygen SensorToyota 4Runner 2004, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$37.95 - $71.95Save: up to 4%$36.81 - $69.79
- Denso®Oxygen SensorToyota 4Runner 2004, Oxygen Sensor by Denso®. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso. Engineered with the...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$50.96 - $64.19
- Genuine®PCV ValveToyota 4Runner 4.0L 2004, PCV Valve by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$12.02
- Walker Products®Oxygen SensorToyota 4Runner 2004, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$43.19 - $119.62
- Bosch®Premium Narrow-band Oxygen SensorToyota 4Runner 2004, Premium Narrow-band Oxygen Sensor by Bosch®. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen Sensor from Bosch...OE Identical ConnectorCompact Design$53.71 - $65.09
- Spectra Premium®Oxygen SensorToyota 4Runner 2004, Oxygen Sensor by Spectra Premium®. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the aftermarket’s most rigorous...Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements$17.74 - $94.46
- Bosch®Narrow-band Oxygen SensorToyota 4Runner 2004, Narrow-band Oxygen Sensor by Bosch®. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are...OE-EquivalentOE Style connectors and wire lengths$50.66
- Walker Products®Premium Oxygen SensorToyota 4Runner 2004, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. The...Improved Engine Response & PerformanceLower Emissions$50.04 - $52.94
- Bosch®Premium Wideband Oxygen SensorToyota 4Runner 4.0L 2004, Premium Wideband Oxygen Sensor by Bosch®. Position: Upstream. This sensor utilizes a sophisticated sensing element enabling it to produce a precise output in proportion to the air/fuel ratio. Wideband sensors...Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor$182.35
- Denso®Universal Fit Oxygen SensorToyota 4Runner 4.7L 2004, Universal Fit Oxygen Sensor by Denso®. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the sensor is to monitor the air fuel...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$46.30
- Standard®Intermotor™ Vapor CanisterToyota 4Runner 2004, Intermotor™ Vapor Canister by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$505.12
- Standard®Intermotor™ PCV ValveToyota 4Runner 2004, Intermotor™ PCV Valve by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$6.41 - $14.62
- WVE®PCV ValveToyota 4Runner 2004, PCV Valve by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize emissions of...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$6.26 - $10.28
- WVE®Vapor CanisterToyota 4Runner 2004, Vapor Canister by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize emissions of...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$497.71
- Original (OEM)Emission Control PartsAlong with power, your engine produces carbon monoxide, oxide of nitrogen, hydrocarbons, and other hazardous gases that cause harm to the environment. To minimize air pollution, all vehicles are equipped with an emission control system...
- Toyota OEEmission System - Emission Components (4.0L)Toyota 4Runner 4.0L 2004, Emission System - Emission Components by Toyota OE. There's no better way to make your Toyota look and perform the way it should than relying on genuine Toyota OE parts. Unlike many aftermarket parts, these are...Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality$41.38 - $421.58
- Delphi®Oxygen SensorToyota 4Runner 2004, Oxygen Sensor by Delphi®. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers partnering together to develop the most...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$75.81 - $216.12
- Dorman®OE Solutions™ Vapor Canister Purge ValveToyota 4Runner 4.7L 2004, OE Solutions™ Vapor Canister Purge Valve by Dorman®. Engineered for a perfect fit and plug-and-play installation, this vapor canister purge valve is a direct replacement for the original equipment purge...Direct replacement - this vapor canister purge valve fits and functions like original equipment to ensure proper function of your vehicle's evaporative emissions systemQuality construction - manufactured from premium materials for a long service life$48.74
- Denso®Air Fuel Ratio SensorToyota 4Runner 4.0L 2004, Air Fuel Ratio Sensor by Denso®. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso....Designed to help reduce fuel consumption and harmful emissionsMade with the use of state-of-the-art sensor technologies$145.84
- NTK®Air Fuel Ratio SensorToyota 4Runner 4.0L 2004, Air Fuel Ratio Sensor by NTK®. Air fuel ratio sensors utilize a sophisticated sensing element that enables them to produce a precise output in proportion to the air fuel ratio. AFR sensors provide the ECU with...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$194.97
- Standard®Vapor Canister Purge SolenoidToyota 4Runner 2004, Vapor Canister Purge Solenoid by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Made with precision and quality in mindDesigned to meet your specific needs$62.14 - $94.95
- WVE®Vapor Canister Purge SolenoidToyota 4Runner 2004, Vapor Canister Purge Solenoid by WVE®. WVE emissions products are made to meet or exceed vehicle manufacturer specifications to work in concert with the fuel system, underhood electronics and the engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$57.14 - $118.51
- Walker Products®Premium Air Fuel Ratio SensorToyota 4Runner 4.0L 2004, Premium Air Fuel Ratio Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test...Designed to meet or exceed OE specifications in form, fit and functionGlobal coverage for import and/or domestic applications$119.62
- Genuine®Crankcase Breather HoseToyota 4Runner 4.7L 2004, Crankcase Breather Hose by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium...Made with precision and quality in mindDesigned to meet your specific needs$35.30
- Genuine®PCV HoseToyota 4Runner 4.7L Manufactured Before October 31 2004, PCV Hose by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured...Made with precision and quality in mindDesigned to meet your specific needs$34.58
- Genuine®PCV Valve HoseToyota 4Runner 2004, PCV Valve Hose by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$25.53 - $34.60
- CATCO®Direct Fit Catalytic Converter and Pipe AssemblyToyota 4Runner with California Emission / with Federal Emission 2004, Catalytic Converter and Pipe Assembly by CATCO®. Converter Configuration: Direct Fit. With 1 O2 Sensor Port. Designed and manufactured with innovative fabrication...$242.16 - $516.57
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