2003 Nissan Xterra Emission Control

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    • (0 reviews)
      # mpn4044955289
      Nissan Xterra 3.3L Standard Transmission 2003, Oxygen Sensor by Bosch®. Position: Downstream Passenger Side. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands...
      OE-EquivalentOE Style connectors and wire lengths
      $55.00
    • (0 reviews)
      # 21100542
      Nissan Xterra 2003, 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 mixture under idle,...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $34.08 - $70.60
    • (0 reviews)
      # 543117184
      Nissan Xterra 2003, Professional™ Oxygen Sensor by ACDelco®. If your O2 Sensor is not functioning properly, you are robbing yourself of performance and costing yourself money at the gas pump. Let ACDelco’s Professional Oxygen...
      ACDelco Professional Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsCustomers can receive better gas mileage with a properly working oxygen sensor
      $61.30 - $87.14
    • (1 review)
      # 44968450
      Nissan Xterra 2003, Oxygen Sensor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity...
      One-piece laser welded body for maximum protection and precise operation maintaining sensor integrityDual internal talc seal makes Our Oxygen sensors last longer
      $43.10 - $57.40
    • (0 reviews)
      # mpn2658099238
      Nissan Xterra 3.3L 2003, Vapor Canister by Dorman®. Dorman’s Vapor Canister is engineered from robust materials. As part of the Evap system, it effectively stores fuel vapors from the gas tank and sends them to the engine for...
      Direct replacement for a proper fitA necessary replacement item for passing inspection in certain states
      $220.95
    • (1 review)
      # 22144163
      Nissan Xterra 2003, Oxygen Sensor by NTK®. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element then sends voltage signals back...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $36.23 - $69.75
    • (0 reviews)
      # 45247063
      Nissan Xterra 2003, Intermotor™ Vapor Canister by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation...
      OE quality parts from top original equipment and aftermarket manufacturersEach fuel vapor canister is designed and tested to OE specifications for a direct-fit replacement controlling the loss of evaporative emissions from fuel systems to the environment.
      $203.49 - $214.19
    • (0 reviews)
      # 22849820
      Nissan Xterra 2003, 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
      $30.44 - $59.15
    • (0 reviews)
      # 710376090
      Nissan Xterra 2003, 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 mixture...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $37.69 - $43.71
    • (0 reviews)
      # 24176152
      Nissan Xterra 2003, Premium 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 that is equally...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      $41.75 - $76.20
    • (0 reviews)
      # 24176167
      Nissan Xterra 2003, Universal Fit Oxygen Sensor by Bosch®. Universal Oxygen Sensors with OE SmartLink are quick and easy to install. Each sensor has enough length of sensor wire to allow maximum replacement of worn harnesses. Properly...
      Patented SmartLink™ connector systemNo special tools required for installation
      $36.07 - $41.16
    • (0 reviews)
      # 81774197
      Nissan Xterra 2003, 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...
      OE connectors and wire lengths within 3" of OE specificationsResists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long life
      $40.95 - $74.60
    • (0 reviews)
      # 1060529409
      Nissan Xterra 2003, Oxygen Sensor by Aceon®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...
      Designed to provide long-lasting service lifeMade utilizing state-of-the-art equipment
      $19.26 - $26.62
    • (0 reviews)
      # mpn53650153
      Nissan Xterra 2003, Intermotor™ PCV Valve by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $4.88
    • (0 reviews)
      # 83777625
      Nissan Xterra 2003, PCV Valve by FRAM®. The Positive Crankcase Ventilation (PCV) system prevents the release of harmful emissions, helps keep engine oil clean and prevents excessive crankcase pressure, which can cause oil leaks....
      Essential component of the PCV systemRegulates flow of crankcase vapors into the engine
      $2.33
    • (0 reviews)
      # mpn451594
      Nissan Xterra KA24DE Engine / VG33E Engine 2003, PCV Valve by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import...
      OE quality products from top original equipmentTop quality materials
      $4.04
    • (0 reviews)
      # 45247093
      Nissan Xterra 2003, Intermotor™ EGR Valve by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...
      OE quality parts from top original equipment and aftermarket manufacturersHeavy-duty stepper motor and stainless-steel valve components ensure durability
      $82.56 - $111.28
    • (0 reviews)
      # 997269434
      Nissan Xterra 2003, EGR Valve Control Solenoid by Original Equipment®. Is your CHECK ENGINE light on? Has your vehicle failed a state emissions test? Your vehicle's emissions control system is in need of repair, but before you waste...
      High quality at an affordable priceExpertly made from premium materials
      $40.28 - $41.45
    • (0 reviews)
      # 350232196
      Nissan Xterra 3.3L Engine Family # 3NSXT03.3C6A 2003, CalCat™ Catalytic Converter by Walker®. Emissions: CARB compliant. Converter Configuration: Direct Fit. With 1 Inlet. With O2 Sensor Port. Walker is an OE supplier to many major...
      Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability
      $235.73 - $257.89
    • (0 reviews)
      # 1016097464
      Nissan Xterra 3.3L Engine Family # 3NSXT03.3C6A 2003, CalCat™ Catalytic Converter and Pipe Assembly by Walker®. Emissions: CARB compliant. Converter Configuration: Direct Fit. Position: Rear Driver Side. Catalytic Converter Body...
      Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability
      $257.89
    • (0 reviews)
      # 350232228
      Nissan Xterra 3.3L Engine Family # 3NSXT03.3C6A 2003, CalCat™ Catalytic Converter by Walker®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $150.41 - $156.52
    • (0 reviews)
      # 1013600067
      Nissan Xterra 3.3L 2003, Ultra™ Catalytic Converter and Pipe Assembly by Walker®. Emissions: EPA compliant. Converter Configuration: Direct Fit. With 1 Inlet. With O2 Sensor Port. Walker is an OE supplier to many major nameplate...
      Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability
      $182.70
    • (0 reviews)
      # 1016222432
      Nissan Xterra 3.3L 2003, Ultra™ Catalytic Converter and Pipe Assembly by Walker®. Emissions: EPA compliant. Converter Configuration: Direct Fit. With 1 Inlet. With O2 Sensor Port. Walker is an OE supplier to many major nameplate...
      Constructed to meet your vehicle’s specific emissions requirementsBody and pipe heat shields made of high quality materials for durability
      $182.70 - $198.14
    • (0 reviews)
      # 504711780
      Nissan Xterra 2003, Ultra™ Catalytic Converter by Walker®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Walker is an OE supplier to many major nameplate vehicle...
      High precious metal load and high technology washcoat for premium performanceBody and pipe heat shields made of high quality materials for durability
      $196.83 - $210.79
    • (0 reviews)
      # 286303834
      Nissan Xterra 3.3L 2003, Ultra™ Catalytic Converter by Walker®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic...
      Constructed to meet your vehicle’s specific emissions requirementsFeatures stainless steel body with aluminized steel pipe and heat shields
      $94.50
    • (0 reviews)
      # mpn1264659
      Nissan Xterra 2.4L 2003, ECO II Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Front. Location: Undercar. Without O2 Sensor Ports. Catalytic Converter Overall Length: 13". If...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $193.04
    • (0 reviews)
      # mpn1264648
      Nissan Xterra 3.3L 2003, ECO II Catalytic Converter and Pipe Assembly by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear Passenger Side. Location: Undercar. With 1 O2 Sensor Port. Catalytic...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $185.95
    • (0 reviews)
      # mpn1264660
      Nissan Xterra 3.3L 2003, Standard Catalytic Converter and Pipe Assembly by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear Driver Side. Location: Undercar. With 1 O2 Sensor Port. Catalytic...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $182.25
    • (0 reviews)
      # 123214367
      Nissan Xterra 3.3L 2003, Catalytic Converter by Eastern®. 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...
      Converts harmful engine emissions to less dangerous gases and water vaporAdvanced design for maximum engine output
      $52.24 - $165.63
    • (0 reviews)
      # 81398793
      Nissan Xterra 2003, 608 Series Catalytic Converter by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Three-Way No / Air OBDII By Design US-EPA...
      A multitude of Universal converter bodies provided for maximum coverageProvides professional installer with immediate installation options
      $85.00 - $103.57
    • (0 reviews)
      # 80145969
      Nissan Xterra 2003, Catalytic Converter by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Without Air Tube. The growing concern for the environment means there is a growing need for quality emission control...
      5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions
      $180.42 - $236.69
    • (0 reviews)
      # mpn474118301
      Nissan Xterra 3.3L 2003, Catalytic Converter and Pipe Assembly by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear Driver Side. Without Air Tube. With 1 O2 Sensor Port. Catalytic Converter...
      5-year/50,000-mile warranty on converter body25,000-mile warranty on emissions
      $218.99
    • (0 reviews)
      # 72352669
      Nissan Xterra with Federal Emission 2003, Catalytic Converter by Bosal®. Emissions: EPA compliant. Converter Configuration: Direct Fit. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal....
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $134.72 - $224.74
    • (0 reviews)
      # mpn1028031
      Nissan Xterra Naturally Aspirated 3.3L with Federal Emission 2003, Catalytic Converter and Pipe Assembly by Bosal®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear Driver Side. If you’re in need of a...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $180.34
    • (0 reviews)
      # 81060941
      Nissan Xterra 2003, Catalytic Converter by DEC®. Converter Configuration: Direct Fit. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These catalytic converters are made from...
      Direct fitMade from a heavy duty stainless steel outer shell
      $164.22 - $421.26
    • (0 reviews)
      # 842192641
      Nissan Xterra 3.3L 2003, Catalytic Converter and Pipe Assembly by DEC®. Converter Configuration: Direct Fit. Position: Rear Driver Side. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to...
      Direct fitMade from a heavy duty stainless steel outer shell
      $221.34 - $298.45
    • (0 reviews)
      # 136722921
      Nissan Xterra 2003, Catalytic Converter by PaceSetter®. Emissions: EPA compliant. Converter Configuration: Direct Fit. If you want to get the most out of your vehicle, this PaceSetter product is second to none. Engineered with...
      Direct-Fit Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent 16-gauge and stainless steel tubing
      $113.70 - $151.19
    • (0 reviews)
      # mpn2231259221
      Nissan Xterra 3.3L 2003, Catalytic Converter and Pipe Assembly by PaceSetter®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear Driver Side Undercar. If you want to get the most out of your vehicle, this...
      Direct-Fit Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent 16-gauge and stainless steel tubing
      $117.84
    • (0 reviews)
      # 83040830
      Nissan Xterra 2003, Catalytic Converter by Davico®. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat...
      $178.85 - $578.54
    • (0 reviews)
      # 842234635
      Nissan Xterra 3.3L 2003, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic...
      Helps your vehicle emit harmless gasesDirect OEM replacement
      $176.62 - $294.30
    • (0 reviews)
      # 898686534
      Nissan Xterra 3.3L Engine Family # 3NSXT03.3C6A with LEV1 Standard 2003, Catalytic Converter by Davico®. Emissions: CARB compliant. Converter Configuration: Universal Fit. This Universal fit catalytic converter by Davico will be a great...
      $166.09
    • (0 reviews)
      # 231100655
      Nissan Xterra 3.3L 2003, Natural Exhaust Manifold with Integrated Catalytic Converter by Dorman®. Emissions: EPA compliant. Finish: Natural. Color: Natural. Header Coating: Uncoated. More like a complete kit than a single part, many of...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsConstruction protects against warping and/or cracking
      $348.95
    • (0 reviews)
      # 346396182
      Nissan Xterra Naturally Aspirated 3.3L 2003, ECO III Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Eastern®. Emissions: EPA compliant. If you need to replace your failed or damaged manifold, this product is the...
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $386.63 - $387.03
    • (0 reviews)
      # 20579770
      Nissan Xterra Naturally Aspirated 3.3L 2003, Premium Load Exhaust Manifold with Integrated Catalytic Converter by Bosal®. Emissions: EPA compliant. If you’re in need of a replacement catalytic converter, you can’t do better than...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $330.50
    • (0 reviews)
      # 231100626
      Nissan Xterra 3.3L 2003, Exhaust Manifold with Integrated Catalytic Converter by DEC®. Pick out a catalytic converter by DEC and get your emissions back into check without worrying to fail again. These catalytic converters are made from...
      Direct fitMade from a heavy duty stainless steel outer shell
      $398.41 - $564.06
    • (0 reviews)
      # 1092530834
      Nissan Xterra Sport Utility 3.3L 2003, Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by PaceSetter®. Emissions: EPA compliant. PaceSetter Direct-Fit Manifold Catalytic Converters are a direct replacement of...
      Manifold Catalytic Converters are a direct replacement for original equipmentManufactured using mandrel-bent stainless steel tubing for a low restriction tubular manifold design
      $198.57 - $274.34
    • (0 reviews)
      # mpn3937402422
      Nissan Xterra 3.3L 2003, Catalytic Converter by Flowmaster®. Emissions: CARB compliant. Converter Configuration: Direct Fit. Position: Rear Passenger Side. Catalytic Inlet Diameter: 1.25". Catalytic Outlet Diameter: 2". Catalytic...
      $364.20
    • (0 reviews)
      # 199202459
      Nissan Xterra 2.4L 2003, Standard Grade Catalytic Converter by Flowmaster®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Without O2 Sensor Port. Flowmaster's Standard Grade line of Manifold direct fit catalytic...
      $255.54 - $556.34
    • (0 reviews)
      # 22210770
      Nissan Xterra 2003, Heavy Metal Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Without Air Tube. If your car needs replacement, install one that will get you through the smog check....
      $225.78 - $274.33
    • (0 reviews)
      # 674589782
      Nissan Xterra 2003, Heavy Metal Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Position: Rear. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port....
      $111.97
    • (0 reviews)
      # 61589916
      Nissan Xterra with LEV Standard / with LEV1 Standard 2003, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Direct Fit. With Gaskets. If your car needs replacement, install one that will get...
      $343.46 - $377.30
    • (0 reviews)
      # 49719576
      Nissan Xterra 3.3L with LEV Standard / with LEV1 Standard 2003, OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube....
      $142.35 - $239.09
    • (1 review)
      # 380903242
      Nissan Xterra 2003, OEM Grade Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Direct Fit. If your car needs replacement, install one that will get you through the smog check. This converter is part...
      $284.61 - $333.26
    • (0 reviews)
      # 49719586
      Nissan Xterra 2003, OEM Grade Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Position: Rear. Without Air Tube. If your car needs replacement, install one that will get you through...
      $136.20 - $154.65
    • (0 reviews)
      # 389109789
      Nissan Xterra Naturally Aspirated 3.3L 2003, Heavy Metal Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Emissions: EPA compliant....
      $635.07
    • (0 reviews)
      # 62247266
      Nissan Xterra Naturally Aspirated 3.3L 2003, OEM Grade Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by MagnaFlow®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Emissions: EPA compliant. Color:...
      $713.52
    • (0 reviews)
      # mpn53659471
      Nissan Xterra 2003, Intermotor™ Vapor Canister Purge Solenoid by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $57.87
    • (0 reviews)
      # mpn53650366
      Nissan Xterra 2003, Intermotor™ Vapor Canister Vent Solenoid by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $42.93
    • (0 reviews)
      # 1079359056
      Nissan Xterra 2003, Vapor Canister Vent Solenoid by Dorman®. Dorman's Vapor Canister Vent Solenoid is engineered from robust materials to effectively direct the flow of fuel vapor through the EVAP system. Replacement restores on-board...
      Replacement helps to reduce atmospheric pollution due to hydrocarbon emissionsHigh-quality design for prolonged durability against harsh road and weather conditions
      $50.95 - $91.74
    • (0 reviews)
      # mpn4524458756
      Nissan Xterra 2003, Vapor Canister Purge Valve by Original Equipment®. Control Valve for Vapor Canister.
      High quality at an affordable priceExpertly made from premium materials
      $79.76




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