1991 Isuzu Trooper Emission Control Parts
Select Your Submodel
- WVE®EGR ValveIsuzu Trooper 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$60.25 - $64.50
- Cardone Reman®Secondary Air Injection PumpIsuzu Trooper 1991, Secondary Air Injection Pump by Cardone Reman®. Cardone Remanufactured Smog Pumps are engineered for quick installation and no comebacks. These pumps come with all necessary components for easy installation, while...100% testing of all units guarantees reliable performance every timeHigh temperature grease extends bearing life, resulting in longer pump life$122.71 - $144.73
- Standard®PCV ValveIsuzu Trooper 2.8L 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...Made with precision and quality in mindDesigned to meet your specific needs$5.90
- Walker Products®Oxygen SensorIsuzu Trooper 2.6L / 2.8L 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....High quality at an affordable priceExpertly made from premium materials$21.30
- Bosch®Premium Narrow-band Oxygen SensorIsuzu Trooper 2.6L / 2.8L 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...OE Identical ConnectorCompact Design$25.06
- Walker Products®Premium Oxygen SensorIsuzu Trooper 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 specifications and test...Improved Engine Response & PerformanceLower Emissions$21.30
- Standard®Intermotor™ EGR ValveIsuzu Trooper 2.6L 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$33.84
- NTK®Oxygen SensorIsuzu Trooper 2.6L / 2.8L 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...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$15.38
- Standard®EGR ValveIsuzu Trooper 2.8L 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...Polyester-reinforced silicone diaphragm resists thermal aging in temperatures up to 200°CInjection-molded high-temperature polymer prevents temperature-releated failures$47.78
- Delphi®Oxygen SensorIsuzu Trooper 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 partnering together...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$18.92
- WVE®PCV ValveIsuzu Trooper 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$4.24 - $4.49
- Bosch®Narrow-band Oxygen SensorIsuzu Trooper 2.6L / 2.8L 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...OE-EquivalentOE Style connectors and wire lengths$18.87
- ACDelco®Gold™ PCV ValveIsuzu Trooper 2.8L 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
- Standard®Intermotor™ PCV ValveIsuzu Trooper 2.6L 1991, Intermotor™ PCV Valve by Standard®. No Connector. 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$5.30
- Standard®EGR Valve Control SolenoidIsuzu Trooper 2.8L 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...Made with precision and quality in mindDesigned to meet your specific needs$120.58
- Standard®Secondary Air Injection Pump Check ValveIsuzu Trooper 2.8L 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
- ACDelco®Gold™ Secondary Air Injection Pump Check ValveIsuzu Trooper 2.8L 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 ValveIsuzu Trooper 2.8L 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
- WVE®EGR Valve Control SolenoidIsuzu Trooper 2.8L 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 engine to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$111.15
- Fel-Pro®EGR Valve GasketIsuzu Trooper 2.8L 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$2.87
- Standard®PCV Valve GrommetIsuzu Trooper 2.8L 1991, PCV Valve Grommet by Standard®. Dual Hose. 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$3.39
- Standard®Intermotor™ EGR Valve GasketIsuzu Trooper 2.6L 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 GasketIsuzu Trooper 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 - $2.44
- Mahle®EGR Valve GasketIsuzu Trooper 2.8L 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...Made with precision and quality in mindDesigned to meet your specific needs$1.95
- WVE®Oxygen Sensor ConnectorIsuzu Trooper 1991, Oxygen Sensor 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 to minimize...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$10.69
- Standard®EGR Valve GasketIsuzu Trooper 2.8L 1991, 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$1.37
- Beck Arnley®EGR Valve GasketIsuzu Trooper 2.6L 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...OE quality products from top original equipmentTop quality materials$1.72
- SKP®EGR Valve GasketIsuzu Trooper 2.6L 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...Made with precision and quality in mindDesigned to meet your specific needs$0.90
- MagnaFlow®Pre-OBDII Direct Fit Catalytic ConverterIsuzu Trooper 1991, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. If your car needs replacement, install one that will get you through the smog check. This converter will directly...$1,171.00 - $1,250.00
- MagnaFlow®Standard Direct Fit Catalytic ConverterIsuzu Trooper 1991, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gaskets. Without Air Tube. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". If your car needs replacement, install...$213.00 - $218.00
Shop By Service Type
Popular Products
- $19.59 - $35.25
- $26.31 - $605.86
1991 Isuzu Trooper Models
Popular Searches