1991 Chevy P-Series Emission Control Parts
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- WVE®EGR ValveChevy P-Series 1991, EGR 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$46.19 - $62.68
- Standard®PCV ValveChevy P-Series 1991, 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 integrity to all...Made with precision and quality in mindDesigned to meet your specific needs$3.61 - $49.66
- ACDelco®GM Original Equipment™ PCV ValveChevy P-Series 5.7L / 7.4L 1991, GM Original Equipment™ PCV Valve by ACDelco®. Straight Fitting High Flow 5.2 Cfm. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.16
- Walker Products®Oxygen SensorChevy P-Series 4.3L / 5.7L / 7.4L 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...High quality at an affordable priceExpertly made from premium materials$21.30
- Bosch®Premium Narrow-band Oxygen SensorChevy P-Series 4.3L / 5.7L / 7.4L 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...OE Identical ConnectorCompact Design$25.06
- Walker Products®Premium Oxygen SensorChevy P-Series 4.3L / 5.7L / 7.4L 1991, Premium Oxygen Sensor by Walker Products®. Position: Upstream. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment...Improved Engine Response & PerformanceLower Emissions$21.30
- Standard®EGR ValveChevy P-Series 1991, 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 integrity to all...Polyester-reinforced silicone diaphragm resists thermal aging in temperatures up to 200°CInjection-molded high-temperature polymer prevents temperature-releated failures$40.82 - $50.45
- ACDelco®Genuine GM Parts™ EGR Valve KitChevy P-Series 1991, Genuine GM Parts™ EGR Valve Kit 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$61.03 - $72.70
- WVE®PCV ValveChevy P-Series 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$3.42 - $203.99
- ACDelco®Gold™ PCV ValveChevy P-Series 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$5.54 - $62.07
- NTK®Oxygen SensorChevy P-Series 4.3L / 5.7L / 7.4L 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...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$15.38
- Delphi®Oxygen SensorChevy P-Series 4.3L / 5.7L / 7.4L 1991, Oxygen Sensor by Delphi®. Position: Upstream. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$18.92
- Bosch®Narrow-band Oxygen SensorChevy P-Series 4.3L / 5.7L / 7.4L 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...OE-EquivalentOE Style connectors and wire lengths$18.87
- Standard®EGR Valve Control SolenoidChevy P-Series 1991, 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 reputation for...Made with precision and quality in mindDesigned to meet your specific needs$28.34 - $120.58
- Standard®Secondary Air Injection PipeChevy P-Series 7.4L 1991, Secondary Air Injection Pipe 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...Made with precision and quality in mindDesigned to meet your specific needs$93.69 - $130.94
- Standard®Vapor Canister FilterChevy P-Series 1991, Vapor Canister Filter 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$2.52
- WVE®EGR Valve Control SolenoidChevy P-Series 4.3L / 5.7L / 7.4L 1991, EGR Valve Control 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$111.15
- Standard®Secondary Air Injection Pump Check ValveChevy P-Series 4.3L 1991, Secondary Air Injection Pump Check Valve by Standard®. Check Valve. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices...Made with precision and quality in mindDesigned to meet your specific needs$23.64
- WIX®PCV Breather ElementChevy P-Series 1991, PCV Breather Element by WIX®. Wix Breather Filters remove chemical contaminants and particulate matter from the crankcase. They are made of pleated paper and connected to the breather tube. These filters also trap...Low air flow restrictionIncludes a pleated paper filter$5.98
- ACDelco®Gold™ Secondary Air Injection Pump Check ValveChevy P-Series 4.3L 1991, Gold™ Secondary Air Injection Pump Check Valve by ACDelco®. Hose Nipple One End. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$18.89
- Standard®Tru-Tech™ Secondary Air Injection Pump Check ValveChevy P-Series 4.3L 1991, Tru-Tech™ Secondary Air Injection Pump Check Valve by Standard®. Standard T-Series is a competitively priced line containing some of the most popular part numbers to help you meet your market needs. The...Made with precision and quality in mindDesigned to meet your specific needs$19.81
- Dorman®Help™ PCV Valve HoseChevy P-Series 5.7L 1991, Help™ PCV Valve Hose by Dorman®. Proper crankcase ventilation is key to smooth performance and engine longevity. Made from quality materials to resist cracking and brittleness, this PCV hose replaces a worn...Ideal replacement - this PCV tubing replaces the original hose on specified vehicle years, makes and modelsDurable materials - this PCV hose is designed to withstand exposure to extreme temperatures and oil vapors to resist cracking and leaking$6.51
- WVE®EGR Valve GasketChevy P-Series 4.3L / 5.7L / 7.4L 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$1.84
- Fel-Pro®EGR Valve GasketChevy P-Series 4.3L / 5.7L / 7.4L 1991, EGR Valve Gasket by Fel-Pro®. Position: Passenger Side. 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$1.56
- Standard®PCV Valve GrommetChevy P-Series 3.9L / 4.3L / 5.7L / 7.4L 1991, PCV Valve Grommet 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$2.42 - $3.84
- Dorman®Help™ PCV Valve GrommetChevy P-Series 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$2.18 - $2.65
- Standard®Intermotor™ EGR Valve GasketChevy P-Series 4.3L / 5.7L / 7.4L 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...Made with precision and quality in mindDesigned to meet your specific needs$1.90
- Mahle®EGR Valve GasketChevy P-Series 4.3L / 5.7L / 7.4L 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....Made with precision and quality in mindDesigned to meet your specific needs$1.58
- ACDelco®Genuine GM Parts™ PCV Valve Grommet SetChevy P-Series 1991, Genuine GM Parts™ PCV Valve Grommet Set 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$3.79 - $8.18
- Standard®PCV Valve ElbowChevy P-Series 1991, PCV Valve Elbow by Standard®. Hose Tee. 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$4.57
Shop By Service Type
- EGR Valve Replacement
- EGR Valve Control Solenoid Replacement
- Oxygen Sensor Replacement
- Positive Crankcase Ventilation (PCV) Valve Hose Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- Secondary Air Injection Hose Replacement
- Crankcase Vent Filter Replacement
- Air Pump Check and Diverter Valve Replacement
- Air Pump Check Valve Replacement
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