1991 Acura Legend Emission Control Parts
- TRQ®Upstream O2 Oxygen SensorAcura Legend 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 isostatically-pressed for...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$34.87$35.95Save $1.08 (3%)
- Beck Arnley®PCV ValveAcura Legend 1991, 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$3.74
- Denso®Oxygen SensorAcura Legend 1991, Oxygen Sensor by Denso®. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso. Engineered with the use...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$38.20 - $41.90
- Walker Products®Oxygen SensorAcura Legend 1991, 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$32.28
- Bosch®Premium Oxygen SensorAcura Legend 1991, 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...OE Identical ConnectorCompact Design$37.72 - $74.57
- Walker Products®Premium Oxygen SensorAcura Legend 1991, Premium Oxygen Sensor by Walker Products®. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment specifications and test requirements. The...Improved Engine Response & PerformanceLower Emissions$45.66
- Standard®Intermotor™ EGR ValveAcura Legend 1991, Intermotor™ EGR 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$122.44
- NTK®Oxygen SensorAcura Legend 1991, 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$39.76
- Delphi®Oxygen SensorAcura Legend 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 to...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$85.05
- WVE®PCV ValveAcura Legend 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$4.23
- Standard®Intermotor™ PCV ValveAcura Legend 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$5.61
- Denso®Universal Fit Oxygen SensorAcura Legend 1991, 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$47.80
- Bosch®Narrow-band Oxygen SensorAcura Legend 1991, Narrow-band 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...OE-EquivalentOE Style connectors and wire lengths$46.79
- Genuine®EGR ValveAcura Legend 1991, EGR Valve 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...Made with precision and quality in mindDesigned to meet your specific needs$622.69
- Standard®Intermotor™ Vapor Canister Vent SolenoidAcura Legend 1991, Intermotor™ Vapor Canister Vent 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$116.20
- Fel-Pro®EGR Valve GasketAcura Legend 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$1.56 - $2.22
- Dorman®Help™ PCV Valve GrommetAcura Legend 1991, Help™ PCV Valve Grommet by Dorman®. Location: PCV to Valve Cover. 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...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$2.88 - $7.17
- Standard®Intermotor™ EGR Valve GasketAcura Legend With EGR Valve 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...Made with precision and quality in mindDesigned to meet your specific needs$1.90
- WVE®EGR Valve GasketAcura Legend 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 of...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$1.84
- Mahle®EGR Valve GasketAcura Legend 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
- Beck Arnley®EGR Valve GasketAcura Legend 1991, EGR Valve Gasket 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 factory specifications and crafted...OE quality products from top original equipmentTop quality materials$1.72
- SKP®EGR Valve GasketAcura Legend 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$0.90
- Apex Auto®EGR Valve GasketAcura Legend 1991, EGR Valve Gasket by Apex Auto®. 1 or 2 Required. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and...Quick accurate delivery with excellent fill-rateExcellent inventory availability$1.16
- Ishino®EGR Valve GasketAcura Legend 1991, EGR Valve Gasket by Ishino®. 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...High quality at an affordable priceExpertly made from premium materials$3.18
- MagnaFlow®Standard Direct Fit Catalytic ConverterAcura Legend 1991, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". Catalytic...$362.00
- MagnaFlow®Pre-OBDII Universal Fit Round Body Catalytic ConverterAcura Legend 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 Inlet Diameter:...$560.00
- MagnaFlow®Standard Universal Fit Round Body Catalytic ConverterAcura Legend 1991, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 13". If your car...$97.00
- TruParts®Exhaust System HangerAcura Legend 1991, Exhaust System Hanger by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with rigorous...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$1.91 - $1.98
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyAcura Legend 1991, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. Position: Rear. Catalytic Converter Overall Length: 33". This direct-fit catalytic converter by Davico will be a great solution to...$352.42 - $578.98
- Walker®CalCat™ Universal Fit Round Body Catalytic ConverterAcura Legend 1991, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length: 12"....$516.22
Shop By Service Type
Popular Products
1991 Acura Legend Models
Popular Searches