1991 Nissan Sentra Emission Control Parts
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TRQ®Upstream Oxygen SensorNissan Sentra SE-R 1991, Upstream 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...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$34.87 - $54.67$35.95 - $56.95Save up to 4% - Walker Products®Oxygen SensorNissan Sentra 1991, Oxygen Sensor by Walker Products®. Position: Upstream. 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...High quality at an affordable priceExpertly made from premium materials$25.21 - $34.70
- Standard®Intermotor™ PCV ValveNissan Sentra 1991, 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$4.46 - $7.83
- Bosch®Premium Narrow-band Oxygen SensorNissan Sentra 1991, Premium Narrow-band 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...OE Identical ConnectorCompact Design$36.23 - $54.97
- Walker Products®Premium Oxygen SensorNissan Sentra 1991, Premium Oxygen Sensor by Walker Products®. Position: Upstream. Location: B1S1 Sensor. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment...Improved Engine Response & PerformanceLower Emissions$29.46 - $38.56
- NTK®Oxygen SensorNissan Sentra 1.6L 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$33.77
- Bosch®Narrow-band Oxygen SensorNissan Sentra 1991, Narrow-band Oxygen Sensor by Bosch®. Position: Upstream. 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...OE-EquivalentOE Style connectors and wire lengths$21.55 - $45.05
- ACDelco®Gold™ PCV ValveNissan Sentra 2.0L 1991, Gold™ 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, it is...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.08
- WVE®PCV ValveNissan Sentra 2.0L 1991, 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$4.78
- Standard Motor Products®PCV ValveNissan Sentra 2.0L 1991, PCV Valve by Standard Motor 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...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$9.41
- Delphi®Oxygen SensorNissan Sentra XE 1991, Oxygen Sensor by Delphi®. Position: Front. 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...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$25.33
- Genuine®EGR Valve Vacuum ModulatorNissan Sentra 1991, EGR Valve Vacuum Modulator 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...Made with precision and quality in mindDesigned to meet your specific needs$88.78 - $118.16
- Genuine®EGR Valve Temperature SensorNissan Sentra 1991, EGR Valve Temperature Sensor 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$233.18
- Standard®Intermotor™ EGR Valve Control SolenoidNissan Sentra 1.6L 1991, Intermotor™ EGR Valve Control 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...Made with precision and quality in mindDesigned to meet your specific needs$166.04
- WVE®EGR Vacuum ModulatorNissan Sentra 1.6L / 2.0L 1991, EGR Vacuum Modulator 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$120.79
- Standard®Intermotor™ EGR Valve GasketNissan Sentra 1991, Intermotor™ EGR Valve Gasket 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$2.40
- WVE®EGR Vacuum Regulator Solenoid ConnectorNissan Sentra 1.6L 1991, EGR Vacuum Regulator Solenoid Connector 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$10.62
- WVE®EGR Valve GasketNissan Sentra 2.0L 1991, EGR Valve Gasket 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$1.72
- Mahle®EGR Valve GasketNissan Sentra 1991, EGR Valve Gasket by Mahle®. 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 meet your...Made with precision and quality in mindDesigned to meet your specific needs$1.58 - $2.06
- SKP®EGR Valve GasketNissan Sentra 1991, EGR Valve Gasket by SKP®. 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 meet your needs...Made with precision and quality in mindDesigned to meet your specific needs$0.99
- Apex Auto®EGR Valve GasketNissan Sentra 2.0L 1991, EGR Valve Gasket by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Quick accurate delivery with excellent fill-rateExcellent inventory availability$1.16 - $5.25
- Fel-Pro®EGR Valve GasketNissan Sentra 1.6L 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$1.84
- WVE®Vapor Canister Vent Solenoid ConnectorNissan Sentra 1.6L 1991, Vapor Canister Vent Solenoid Connector 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$9.75
- Walker®Ultra™ Direct Fit Standard Oval Body Catalytic ConverterNissan Sentra 1991, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Standard Oval. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall Length: 12.5". Walker is...$218.12
- MagnaFlow®Pre-OBDII Universal Fit Round Body Catalytic ConverterNissan Sentra 1.6L / 2.0L with PRE-OBDII Standard 1991, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic...$560.00
- MagnaFlow®Standard Universal Fit Round Body Catalytic ConverterNissan Sentra 1.6L / 2.0L 1991, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.5"....$97.00
- Davico®Direct Fit Catalytic ConverterNissan Sentra 1.6L / 2.0L 1991, Catalytic Converter by Davico®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Overall Length: 12.5". This direct-fit catalytic converter by Davico will be a great solution to...$178.43
- HJS®Catalytic Converter GasketNissan Sentra 1991, Catalytic Converter Gasket by HJS®. 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$2.57 - $5.51
- iD Select®Standard Universal Fit Oval Body Catalytic ConverterNissan Sentra 1.6L / 2.0L 1991, Standard Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...$72.47
- AP Exhaust®Standard Duty Universal Fit Catalytic ConverterNissan Sentra 1.6L 1991, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.25". Today’s...$80.78 - $82.40
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