1991 Nissan Sentra Emission Control

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    • (0 reviews)
      # 21100272
      Nissan Sentra 1991, Oxygen Sensor by Denso®. Position: Upstream. 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
      $19.82 - $49.24
    • (0 reviews)
      # mpn53660116
      Nissan Sentra 2.0L 1991, 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...
      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.
      $187.39
    • (0 reviews)
      # mpn472986
      Nissan Sentra E Engine VIN Character 1991, Universal Fit Oxygen Sensor by Denso®. Position: Upstream. Denso's light duty oxygen sensor started to appear on vehicles with the development of fuel injection systems. The basic job of the...
      Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants
      $11.21
    • (0 reviews)
      # 24175737
      Nissan Sentra 1991, Premium Oxygen Sensor by Bosch®. Position: Upstream. 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...
      Up to 15 % savings in fuel costsReduced CO2 emissions
      $21.04 - $45.19
    • (0 reviews)
      # 485542062
      Nissan Sentra 1991, Universal Fit Oxygen Sensor by Bosch®. Position: Upstream. 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...
      Patented SmartLink™ connector systemNo special tools required for installation
      $13.18 - $36.50
    • (1 review)
      # 22144048
      Nissan Sentra 1991, Oxygen Sensor by NTK®. Position: Upstream. Location: B1S1. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor...
      Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement
      $22.07 - $39.25
    • (0 reviews)
      # 81774075
      Nissan Sentra 1991, 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
      $17.81 - $40.95
    • (0 reviews)
      # 22849502
      Nissan Sentra 1991, Oxygen Sensor by Spectra Premium®. Position: Upstream. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the...
      Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements
      $17.58 - $31.37
    • (0 reviews)
      # 45245558
      Nissan Sentra 1991, 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
      $3.37 - $6.61
    • (0 reviews)
      # mpn4478645608
      Nissan Sentra 2.0L 1991, Professional™ PCV Valve by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle,...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $4.08
    • (0 reviews)
      # mpn1887438
      Nissan Sentra 1.6L 1991, 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
      $4.18
    • (0 reviews)
      # mpn420746
      Nissan Sentra E Engine VIN Character 1991, 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
      $4.52
    • (0 reviews)
      # 689570283
      Nissan Sentra 1991, PCV Valve by Novo®. 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 your time and gas running out to...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $10.08 - $10.89
    • (0 reviews)
      # 45245517
      Nissan Sentra 1991, 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
      $98.92 - $114.29
    • (0 reviews)
      # mpn2888400957
      Nissan Sentra E Engine VIN Character 1991, CalCat™ Catalytic Converter by Walker®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without Air Tube. Without O2...
      $113.04
    • (0 reviews)
      # 124115038
      Nissan Sentra E / G Engine VIN Character 1991, Ultra™ Catalytic Converter by Walker®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Standard Oval. With 1 Inlet. Without O2 Sensor Port....
      $104.51
    • (0 reviews)
      # mpn1782312
      Nissan Sentra E / G Engine VIN Character 1991, 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...
      $53.50
    • (0 reviews)
      # mpn1257304
      Nissan Sentra E / G Engine VIN Character 1991, ECO II Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Location: Undercar. Without O2 Sensor Ports. Catalytic Converter Overall Length:...
      $160.70
    • (0 reviews)
      # mpn1206805
      Nissan Sentra E / G Engine VIN Character 1991, Standard Catalytic Converter by Eastern®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Position: Undercar. Catalytic Converter Body Shape: Oval. Without O2 Sensor...
      $35.32
    • (0 reviews)
      # 253032707
      Nissan Sentra 1991, Catalytic Converter by AP Exhaust®. Converter Configuration: Direct Fit. The growing concern for the environment means there is a growing need for quality emission control products. AP catalysts and catalytic convert...
      $122.23 - $175.09
    • (0 reviews)
      # 81398780
      Nissan Sentra 1.6L 1991, Standard Duty Catalytic Converter by AP Exhaust®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet...
      $48.83
    • (0 reviews)
      # 546124326
      Nissan Sentra Sedan 1991, Catalytic Converter by Bosal®. Emissions: EPA compliant. Converter Configuration: Direct Fit. With O2 Sensor Port. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal....
      $113.85
    • (0 reviews)
      # mpn1300967881
      Nissan Sentra E / G Engine VIN Character 1991, Catalytic Converter by Davico®. Emissions: EPA compliant. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Overall Length: 12.5". Includes: Inlet A Gasket (24731)....
      $118.18
    • (0 reviews)
      # mpn1073849
      Nissan Sentra E / G Engine VIN Character with PRE-OBDII Models 1991, Pre-OBDII Catalytic Converter by MagnaFlow®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air...
      $184.75
    • (0 reviews)
      # mpn1069721
      Nissan Sentra E / G Engine VIN Character 1991, Standard Catalytic Converter by MagnaFlow®. Emissions: EPA compliant. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor...
      $71.08
    • (0 reviews)
      # mpn53660304
      Nissan Sentra E Engine VIN Character 1991, Intermotor™ EGR Valve Control Solenoid by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $111.97
    • (0 reviews)
      # mpn160696
      Nissan Sentra 1991, Oxygen Sensor Nut 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...
      Carefully crafted to provide optimum performanceMade from premium materials to last
      $11.74
    • (0 reviews)
      # mpn520816
      Nissan Sentra E / G Engine VIN Character 1991, Catalytic Converter Gasket by Victor Reinz®. Location: Exhaust Pipe to Catalytic Converter. This product is made of high-quality materials to serve you for years to come. Designed using...
      High quality at an affordable priceExpertly made from premium materials
      $2.49
    • (0 reviews)
      # mpn53649953
      Nissan Sentra 1991, Intermotor™ EGR Valve Gasket 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...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $1.83
    • (0 reviews)
      # 24184000
      Nissan Sentra 1991, EGR Valve Gasket by Victor Reinz®. 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 your time and gas...
      High quality at an affordable priceExpertly made from premium materials
      $1.19 - $1.58
    • (1 review)
      # 18906118
      Nissan Sentra 1991, EGR Valve Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets meet...
      Direct OEM replacement for a proper fitEnsures reliable sealing performance
      $0.95 - $1.43
    • (0 reviews)
      # 36250847
      Nissan Sentra 1991, EGR Valve Gasket 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 vehicles in the...
      OE quality products from top original equipmentTop quality materials
      $1.81 - $1.83
    • (0 reviews)
      # mpn1247737
      Nissan Sentra 2.0L 1991, EGR Valve Gasket by Ishino®. 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 your time and gas...
      High quality at an affordable priceExpertly made from premium materials
      $1.92
    • (0 reviews)
      # mpn2382013
      Nissan Sentra E Engine VIN Character 1991, EGR Valve Gasket by Nippon Reinz®. 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...
      High quality at an affordable priceExpertly made from premium materials
      $4.27
    • (0 reviews)
      # 585573871
      Nissan Sentra 1991, Professional™ Oxygen Sensor by ACDelco®. Position: Upstream. 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...
      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
      $27.73 - $78.83
    • (0 reviews)
      # 864275292
      Universal Custom Oil Catch Can by Boomba Racing®. The Boomba Racing Universal Catch Can prevents build up of oil residue in the intake system and the engine. Comes with a bracket that helps to make it easier to mount on your specific...
      Holds over 350ml of liquidInlet/Outlet for 3/8" hose
      +1
      $195.00
    • (0 reviews)
      # mpn4495394025
      Universal Catch Can Quick Drain Valve by Boomba Racing®. Finish: Natural Aluminum. To make draining your Boomba Racing Catch Can even easier! Introducing the Boomba Racing Quick Drain Valve. This piece is meant to replace the 3/16"...
      CNC machined from corrosion resistant stainless steel in-house in Wood Dale, IllinoisUses 1/4" hose for fitting
      $45.00
    • (0 reviews)
      # mpn44352700
      Nissan Sentra 2.0L 1991, Oxygen Sensor by Standard®. Position: Upstream. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...
      One-piece laser welded body for maximum protection and precise operation maintaining sensor integrityDual internal talc seal makes Our Oxygen sensors last longer
      $36.17
    • (0 reviews)
      # 82965279
      Nissan Sentra 1991, PCV Valve by Luber-finer®. PCV valves are designed to precisely return crankcase combustion gases to the air intake system. Overextending the part’s service promotes sludge formation, which clogs the engine's...
      Return crankcase combustion gases to the air intake systemDesigned to deliver optimum performance
      $4.15 - $4.32
    • (0 reviews)
      # mpn1270083
      Nissan Sentra E / G Engine VIN Character with PC-1 Pre OBDII Weight Class 1991, ECO CARB Catalytic Converter by Eastern®. Emissions: CARB compliant. Converter Configuration: Universal Fit. Position: Center. Catalytic Converter Body...
      $166.81
    • (0 reviews)
      # 86073883
      Nissan Sentra 1991, 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...
      $157.08 - $278.46
    • (0 reviews)
      # mpn4479933119
      Nissan Sentra 2.0L 1991, EGR Valve Gasket by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly...
      Protects the engine part from contaminants and extends its lifeManufactured from premium materials for long-term durability
      $2.50


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