2018 Toyota Sienna Emission Control Parts
- TRQ®Downstream Rear O2 Oxygen SensorToyota Sienna 2018, Downstream Rear 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...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$30.35$31.95Save $1.60 (5%)
- Beck Arnley®PCV ValveToyota Sienna 2018, 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$6.24
- Denso®Oxygen SensorToyota Sienna 2018, Oxygen Sensor by Denso®. Position: Downstream Passenger Side. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$68.68
- Walker Products®Oxygen SensorToyota Sienna 2018, 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$32.90 - $119.62
- Bosch®Oxygen SensorToyota Sienna 2018, 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 subjected. Each...OE-EquivalentOE Style connectors and wire lengths$42.31 - $202.47
- Walker Products®Premium Oxygen SensorToyota Sienna L / LE / Limited / Limited Premium / SE / SE Premium / XLE / XLE Premium 2018, Premium Oxygen Sensor by Walker Products®. Position: Downstream Front. Walker Oxygen Sensors are precision made for outstanding performance and...Improved Engine Response & PerformanceLower Emissions$47.95
- Walker Products®Wideband Premium Oxygen SensorToyota Sienna L / LE / Limited / Limited Premium / SE / SE Premium / XLE / XLE Premium 2018, Wideband Premium Oxygen Sensor by Walker Products®. Position: Downstream Rear. Walker Oxygen Sensors are precision made for outstanding...High quality at an affordable priceExpertly made from premium materials$49.04
- 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 ComponentsToyota Sienna 2018, 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 made...Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality$17.76 - $382.03
- Dorman®OE Solutions™ Leak Detection PumpToyota Sienna 2018, OE Solutions™ Leak Detection Pump by Dorman®. This evaporative emissions system leak detection pump is designed to match the fit and function of the original pump on specified applications, and is engineered for...Direct replacement - this evaporative emissions system leak detection pump is designed to match the fit and function of the original pump on specified applicationsRestores functionality - reliable replacement for an original part that has clogged or failed due to emissions control system damage$112.22
- Walker Products®Premium Air Fuel Ratio SensorToyota Sienna L / LE / Limited / Limited Premium / SE / SE Premium / XLE / XLE Premium 2018, Premium Air Fuel Ratio Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to...Designed to meet or exceed OE specifications in form, fit and functionGlobal coverage for import and/or domestic applications$118.89 - $119.62
- Gates®Engine Crankcase Breather HoseToyota Sienna 2018, Engine Crankcase Breather Hose by Gates®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will...High quality at an affordable priceExpertly made from premium materials$29.09 - $38.06
- Dorman®OE Solutions™ Vacuum Switching ValveToyota Sienna 2018, OE Solutions™ Vacuum Switching Valve by Dorman®. This replacement vacuum switching valve matches the fit and function of the original part on specified vehicles. It uses a factory-style connector for plug-and-play...Ideal replacement - this vacuum switching valve directly replaces the original part on specified vehicle years, makes and modelsDurable construction - this valve is made from quality materials for durability and uses a factory style plug for easy installation$43.08
- Toyota OEExhaust System - Exhaust ComponentsToyota Sienna 2018, Exhaust System - Exhaust 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 made...Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality$17.05 - $1,094.13
- Toyota OEExhaust System - Exhaust Components (AWD)Toyota Sienna AWD 2018, Exhaust System - Exhaust 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 made...Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality$17.05 - $1,021.44
- CATCO®Direct Fit Catalytic ConverterToyota Sienna 2018, Catalytic Converter by CATCO®. Converter Configuration: Direct Fit. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the competition....$523.54 - $610.90
- Walker®Ultra™ Direct Fit Round Body Catalytic ConverterToyota Sienna FWD with California Emission / Federal Emission 2018, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Body Shape: Round. Catalytic Converter Overall Length:...$336.37
- Eastern Catalytic®ECO III Direct Fit Catalytic ConverterToyota Sienna 2018, ECO III Catalytic Converter by Eastern Catalytic®. Converter Configuration: Direct Fit. With 1 O2 Sensor Port. If you need to replace your failed or damaged catalytic converter, this product is the right choice....$468.38 - $479.88
- iD Select®ECO II Universal Fit Catalytic ConverterUniversal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....$144.22 - $146.77
- Walker®Ultra™ Universal Fit Catalytic ConverterUniversal Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. This part features the correct load of precious metals to ensure the proper limitation of tailpipe emissions. It meets the EPA policy and...$111.92 - $330.87
- Davico®OBDII Universal Fit Catalytic ConverterUniversal OBDII Catalytic Converter by Davico®. Converter Configuration: Universal Fit. This Universal fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat...$115.32 - $765.46
- AP Exhaust®608 Series Universal Fit Catalytic ConverterUniversal 608 Series Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is...$104.68 - $415.87
- AP Exhaust®Enhanced Standard Duty Universal Fit Oval Body Catalytic ConverterUniversal Enhanced Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Converter Overall Length: 16". Today’s exhaust...$90.57 - $125.57
- AP Exhaust®Medium Duty Universal Fit Oval Body Catalytic ConverterUniversal Medium Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Single Air Tube. With 1 Center O2 Sensor Port. Catalytic Converter Overall Length: 17"....$140.56
- AP Exhaust®Standard Duty Spun Body Universal Fit Round Body Catalytic ConverterUniversal Standard Duty Spun Body Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Today’s exhaust performance market...$101.22 - $250.00
- AP Exhaust®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The...$232.31 - $339.18
- CATCO®Universal Fit Catalytic ConverterUniversal Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Without Air Tube. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the...$128.47 - $192.59
- Torxe™Universal Fit Catalytic ConverterUniversal Catalytic Converter by Torxe™. Converter Configuration: Universal Fit. Catalytic Inlet Diameter: 2". Universal Fit Catalytic Converter by Torxe. Replace your clogged, corroded, and malfunctioning catalytic converter for the...$108.00 - $175.00
- Eastern Catalytic®Universal Fit Large Oval Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Catalytic Converter Overall Length: 16". Whether your catalytic converter is damaged by road debris...$155.38 - $255.04
- Eastern Catalytic®Universal Fit Oval Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you...$118.45 - $187.70