1991 Buick Regal Emission Control Parts
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Davico®OBDII Universal Fit Catalytic ConverterUniversal OBDII Catalytic Converter by Davico®. Converter Configuration: Universal Fit. This Universal fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock cat...$115.32 - $765.46 - CATCO®Universal Fit Catalytic ConverterUniversal Catalytic Converter by CATCO®. Converter Configuration: Universal Fit. Without Air Tube. Designed and manufactured with innovative fabrication methods, high-tech materials, and advanced coating, this converter leapfrogs the...$105.61 - $188.45
- Torxe™Universal Fit Catalytic ConverterUniversal Catalytic Converter by Torxe™. Converter Configuration: Universal Fit. Catalytic Inlet Diameter: 2". Universal Fit Catalytic Converter by Torxe. Replace your clogged, corroded, and malfunctioning catalytic converter for the...$108.00 - $175.00
- Holstein®PCV ValveBuick Regal 1991, PCV Valve by Holstein®. Global coverage of European, Asian, and Domestic vehicles. OE Replacement Parts You Can Trust. The Variable Valve Timing Solenoid alters the supply of oil pressure to the camshaft depending on...Holstein focuses on using only the highest quality materialsManufactured to exacting standards for an aftermarket product that is truly built to match or exceed the OE part$8.32
- SMP®PCV ValveBuick Regal 1991, PCV Valve by SMP®. 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 industry-leading...Designed specifically for motorcycle applicationsPerfect to help you work more efficiently$13.58
- Standard®Oxygen SensorBuick Regal 1991, Oxygen Sensor by Standard®. Position: Upstream. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation...Made with precision and quality in mindDesigned to meet your specific needs$41.40
- SMP®PCV Valve GrommetBuick Regal 1991, PCV Valve Grommet by SMP®. 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 specifically for motorcycle applicationsPerfect to help you work more efficiently$2.49 - $2.90
- Victor Reinz®EGR Valve GasketBuick Regal 1991, EGR Valve Gasket by Victor Reinz®. With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original...High quality at an affordable priceExpertly made from premium materials$2.72 - $4.22
- ReplacementOxygen SensorBuick Regal 1991, Oxygen Sensor by Replacement. 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, this product by Replacement will last a...Expertly crafted from premium materialsDesigned to match rigorous quality standards$4.82 - $9.62
- ACDelco®Genuine GM Parts™ Oxygen SensorBuick Regal 1991, Genuine GM Parts™ Oxygen Sensor by ACDelco®. Position: Upstream. Location: In Exhaust Manifold/Crossover. If your O2 sensor is not functioning properly, you are robbing yourself of performance and costing yourself...ACDelco GM OE Oxygen Sensors earn the name ACDelco by being put through a variety of tests, often under extreme and unusual conditionsDetects oxygen content in the exhaust gases$30.24
- Spectra Premium®Oxygen SensorBuick Regal 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$18.88
- Facet®Oxygen SensorBuick Regal Custom / Gran Sport / Limited 1991, Oxygen Sensor by Facet®. 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...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$59.68
- WVE®PCV ValveBuick Regal 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$6.25
- FRAM®PCV ValveBuick Regal 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. Maintain...Essential component of the PCV systemRegulates flow of crankcase vapors into the engine$2.93
- Luber-finer®PCV ValveBuick Regal 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...Designed to deliver optimum performanceRight for your vehicle and lifestyle$4.82
- TruParts®PCV ValveBuick Regal 1991, PCV Valve 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 industry...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$5.55
- Aceon®Oxygen SensorBuick Regal With Federal Emission 1991, Oxygen Sensor by Aceon®. GM type connector. Position: Upstream. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design...Made with precision and quality in mindDesigned to meet your specific needs$17.48
- CRS®Oxygen SensorBuick Regal 1991, Oxygen Sensor by CRS®. Position: Upstream. 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....Compliant with the most strict standards for qualityDesigned to comply with the highest quality standards$13.10
- TruParts®Service Tech EGR ValveBuick Regal 3.1L 1991, Service Tech EGR Valve 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$268.81
- Standard®Vapor Canister Purge SolenoidBuick Regal 3.1L 1991, Vapor Canister Purge 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 reputation...The canister purge solenoid is constructed high grade industrial plastic to withstand low and high heat engine operating temperaturesEach connector and terminal is constructed with OE quality materials to ensure an exact fit connection, resuming peak conductivity to the engine wiring harness, and resulting in a precise engine performance$21.10
- WVE®Vapor Canister Purge SolenoidBuick Regal 3.1L 1991, Vapor Canister Purge Solenoid 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$40.45
- Mahle®EGR Valve GasketBuick Regal 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 needs...Made with precision and quality in mindDesigned to meet your specific needs$2.68 - $4.06
- Walker®Ultra™ Direct Fit Standard Oval Body Catalytic Converter and Pipe AssemblyBuick Regal 3.1L 1991, Ultra™ Catalytic Converter and Pipe Assembly by Walker®. Converter Configuration: Direct Fit. Catalytic Converter Body Shape: Standard Oval. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall...$139.43
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyBuick Regal 3.1L 1991, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. Position: Center. Without O2 Sensor Port. Catalytic Converter Overall Length: 41". Without Gaskets. This direct-fit catalytic...$191.13
- ACAT Global®Universal Fit Catalytic ConverterBuick Regal 3.1L 1991, Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2". Catalytic Converter Overall Length: 13". This...$99.95
- Edelbrock®Victor Series PCV Valve Cover BreatherVictor Series PCV Valve Cover Breather by Edelbrock®. These push-in style valve cover breathers contain a foam filter element which allows the engine to properly breathe and traps oil vapor and prevents engine compartment contamination....Made with precision and quality in mindDesigned to meet your specific needs$39.95 - $53.95
- Edelbrock®Victor Series Race Style PCV BreatherVictor Series Race Style PCV Breather by Edelbrock®. Designed utilizing the latest technology, this product by Edelbrock 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$44.95
- GReddy®S-Type Breather Tank Replacement Seal CapS-Type Breather Tank Replacement Seal Cap by GReddy®. Designed originally for racing engines, today’s compact production engines can also benefit from the used of Breather Tank Replacement Seal Cap.Designed to deliver trouble-free, consistent performanceRight for your vehicle and racing lifestyle$9.50
- Peterson Fluid Systems®Vacuum RegulatorVacuum Regulator by Peterson Fluid Systems®. Adjustable vacuum regulator is on the leading edge of engine management. It has been proven to regulate crankcase vacuum and hold a steady level through extensive testing. Vacuum can be...All Aluminum construction for light weightCNC Machined$244.18
- Black Forest Industries®Secondary Air Injection Block Off PlateSecondary Air Injection Block Off Plate by Black Forest Industries®. 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....Eliminate clutter with these machined aluminum platesAn OEM metal gasket is included for proper sealing as well as stainless headcap hardware for a complete bolt on installation$32.99
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