1991 Volkswagen Jetta Emission Control Parts
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TRQ®Upstream O2 Oxygen SensorVolkswagen Jetta 2.0L 1991, Upstream 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$35.95 - Walker Products®Oxygen SensorVolkswagen Jetta 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$51.79 - $80.81
- Denso®Oxygen SensorVolkswagen Jetta 2.0L 1991, Oxygen Sensor by Denso®. Position: Upstream. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$66.59
- Bosch®Premium Narrow-band Oxygen SensorVolkswagen Jetta 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$54.19 - $102.65
- Walker Products®Premium Oxygen SensorVolkswagen Jetta 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$56.93 - $86.25
- Bosch®Narrow-band Oxygen SensorVolkswagen Jetta 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$51.46
- Denso®Universal Fit Oxygen SensorVolkswagen Jetta 2.0L 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 sensor is to...Corrosion-resistant stainless steel constructionPTFE filter blocks efficiency-robbing contaminants$45.63
- Dorman®Help™ PCV ValveVolkswagen Jetta 1991, Help™ PCV Valve by Dorman®. Keep your vehicle’s emission control system in top-notch condition with superior Dorman replacement emission control parts. Manufactured from top-grade materials using advanced...Application specific - components designed to replace original components on certain vehiclesDurable materials - made to resist fluctuating under-hood temperatures to ensure longevity$89.69
- Delphi®Oxygen SensorVolkswagen Jetta 2.0L 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...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$78.97
- URO Parts®Emission Check ValveVolkswagen Jetta Carat / GLI 16-Valve 1991, Emission Check Valve by URO Parts®. Make your vehicle operating quiet again by replacing your malfunctioning component with this top-notch emission control part. The dependable URO part will...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$4.22
- Dorman®Help™ PCV Valve GrommetVolkswagen Jetta 1991, Help™ PCV Valve Grommet by Dorman®. This PCV valve grommet is designed to match the fit and function of the original grommet on specified vehicles, and is engineered for durability and reliable performance.Direct replacement - this PCV valve grommet is designed to match the fit and function of the original grommet on specified vehiclesRestores functionality - this grommet is made to fit and fully restore part functionality after the original grommet fails$4.01
- Beck Arnley®PCV Valve GrommetVolkswagen Jetta 1.8L B Engine VIN Character 1991, PCV Valve Grommet by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent...Made of durable long life rubber materialSeals seepage between the valve cover and PCV valve$3.07
- Mahle®EGR Valve GasketVolkswagen Jetta 1.8L / 2.0L 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...Made with precision and quality in mindDesigned to meet your specific needs$2.27
- ACDelco®Gold™ Oxygen Sensor ConnectorVolkswagen Jetta 1991, Gold™ Oxygen Sensor Connector 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...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$11.43 - $20.88
- URO Parts®Breather Hose GrommetVolkswagen Jetta Carat 1991, Breather Hose Grommet by URO Parts®. 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...Made with precision and quality in mindDesigned to meet your specific needs$1.44
- Febi®Crankcase Breather Plate GasketVolkswagen Jetta ME Engine / MF Engine / PF Engine / RV Engine 1991, Crankcase Breather Plate Gasket by Febi®. Is your CHECK ENGINE light on? Has your vehicle failed a state emissions test? Your vehicle's emissions control system is in...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$7.34
- Elring®PCV Valve GrommetVolkswagen Jetta Carat 1991, PCV Valve Grommet by Elring®. For professional repairs, place your trust in gaskets, gasket sets and service parts from Elring - the reliable and experienced supplier of spare parts to original equipment...Expertly Crafted from the highest grade materialsMade to provide maximum accuracy and dependability$1.60
- MagnaFlow®Standard Direct Fit Catalytic ConverterVolkswagen Jetta 2.0L 1991, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. With Pre-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Catalytic...$210.00
- CATCO®Pre-OBDII Universal Fit Round Body Standard Duty Catalytic ConverterVolkswagen Jetta with California Emission / with Federal Emission 1991, Pre-OBDII Standard Duty Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2...$143.15
- MagnaFlow®Pre-OBDII Universal Fit Round Body Catalytic ConverterVolkswagen Jetta with PRE-OBDII Standard 1991, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. With 1 O2 Sensor Port. Aftermarket Style. OE...$696.00
- MagnaFlow®Standard Universal Fit Round Body Catalytic ConverterVolkswagen Jetta 2.0L 1991, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. With Post-Cat O2 Sensor Port. Catalytic Inlet Diameter: 2"....$99.00
- Walker®CalCat™ Universal Fit Round Body Catalytic ConverterVolkswagen Jetta 1991, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Specifically designed to comply with the California Air Resources Board (CARB) Regulations....$494.76 - $546.42
- iD Select®ECO II Universal Fit Round Body Catalytic ConverterVolkswagen Jetta 2.0L 1991, ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Round. Without Air Tube. With 1 O2 Sensor Port. Catalytic Inlet Diameter:...$134.02
- AP Exhaust®Standard Duty Universal Fit Round Body Catalytic ConverterVolkswagen Jetta 1991, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic...$80.78
- Eastern Catalytic®ECO II Universal Fit Round Body Catalytic ConverterVolkswagen Jetta 2.0L 1991, ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Round. Without Air Tube. With 1 O2 Sensor Port. Catalytic Inlet...$165.80
- Big End Performance®PCV Breather CapPCV Breather Cap by Big End Performance®. 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 deliver great...$12.39 - $15.76
- Big End Performance®Clamp On PCV BreatherClamp On PCV Breather by Big End Performance®. This Big End Performance product is just the option for you in case you want to get the most out of your auto. It is made from first-rate materials to provide the highest level of quality....High quality at an affordable priceExpertly made from premium materials$16.27 - $18.98
- Granatelli Motor Sports®Valve Cover BreatherValve Cover Breather by Granatelli Motor Sports®. 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$15.96
- Granatelli Motor Sports®Valve Cover Breather InsertValve Cover Breather Insert by Granatelli Motor Sports®. 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...Made with precision and quality in mindDesigned to meet your specific needs$50.69 - $67.83
- Dorman®OE Solutions™ Oxygen Sensor Bung Repair KitOE Solutions™ Oxygen Sensor Bung Repair Kit by Dorman®. Why replace an exhaust pipe because of a corroded, stripped or damaged oxygen sensor bung? Save the pipe and replace the bung with this weld-on replacement. Standard O2 sensor...Repair-friendly solution - this oxygen sensor bung allows replacement of a damaged fitting without replacing the entire exhaust componentUniversal fitment - designed to accommodate standard oxygen sensor threads$9.61 - $11.35
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