1986 Mercury Grand Marquis Emission Control Parts
Select Your Submodel
-
Standard®EGR Valve Gasket SetMercury Grand Marquis 5.0L 1986, EGR Valve Gasket Set 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$2.70 - Fel-Pro®EGR Valve GasketMercury Grand Marquis 1986, 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$2.31
- Standard®PCV Valve GrommetMercury Grand Marquis 1986, 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 reputation for...Made with precision and quality in mindDesigned to meet your specific needs$3.74
- Motorcraft®EGR Valve GasketMercury Grand Marquis 1986, EGR Valve Gasket by Motorcraft®. 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...Direct OEM replacementMeets strict Ford Motor Company standards$47.09
- Dorman®Help™ PCV Valve GrommetMercury Grand Marquis 1986, 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...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$3.26 - $3.38
- Standard®EGR Valve Solenoid ConnectorMercury Grand Marquis 5.0L 1986, EGR Valve Solenoid Connector 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$44.15
- WVE®EGR Valve GasketMercury Grand Marquis 1986, 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$3.76 - $12.41
- Mahle®EGR Valve GasketMercury Grand Marquis Base / LS 5.0L 1986, EGR Valve Gasket by Mahle®. Standard. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...Made with precision and quality in mindDesigned to meet your specific needs$1.77
- Standard®PCV Valve ElbowMercury Grand Marquis 1986, PCV Valve Elbow 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$4.01
- ACDelco®Gold™ PCV Valve ElbowMercury Grand Marquis 1986, Gold™ PCV Valve Elbow 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,...High quality plastic and/or steel constructionDirect replacement for a proper fit every time$6.72
- WVE®PCV Valve GrommetMercury Grand Marquis 1986, PCV Valve Grommet 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$3.52 - $18.42
- Standard®EGR Sensor ConnectorMercury Grand Marquis 5.0L 1986, EGR Sensor Connector 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$39.40
- Standard®EGR Valve GasketMercury Grand Marquis 1986, 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$1.67 - $15.41
- WVE®EGR Valve Position Sensor ConnectorMercury Grand Marquis 5.0L 1986, EGR Valve Position 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...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$39.39
- BBK®Power-Plus Series™ EGR Valve PlateMercury Grand Marquis 5.0L 1986, Power-Plus Series™ EGR Valve Plate by BBK®. CNC machined high quality cast 356 aluminum spacer plate comes in diameters to match larger BBK throttle bodies. Maintains increased airflow through throttle...Matches BBK throttle body diameter for maximum intake airflowMaintains factory EGR connections$109.99
- Apex Auto®EGR Valve GasketMercury Grand Marquis 1986, EGR Valve Gasket by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Quick accurate delivery with excellent fill-rateExcellent inventory availability$1.63
- AP Exhaust®Direct Fit Catalytic Converter and Pipe AssemblyMercury Grand Marquis 5.0L 1986, Catalytic Converter and Pipe Assembly by AP Exhaust®. Converter Configuration: Direct Fit. Without Air Tube. Without O2 Sensor Port. Today’s exhaust performance market continues to cover a broad...$145.16 - $187.45
- MagnaFlow®Standard Direct Fit Catalytic ConverterMercury Grand Marquis 5.0L 1986, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. With Gasket. With Air Tube. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2". If your car needs replacement,...$204.00 - $355.00
- MagnaFlow®Pre-OBDII Universal Fit Oval Body Catalytic ConverterMercury Grand Marquis 1986, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. If your car needs a new catalytic converter, install one that...$276.00 - $695.00
- MagnaFlow®Standard Universal Fit Oval Body Catalytic ConverterMercury Grand Marquis 1986, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet Diameter: 2"....$104.00 - $164.00
- Davico®Direct Fit Catalytic Converter and Pipe AssemblyMercury Grand Marquis 1986, Catalytic Converter and Pipe Assembly by Davico®. Converter Configuration: Direct Fit. This direct-fit catalytic converter by Davico will be a great solution to replace your failed or damaged catalytic...$366.15
- Walker®CalCat™ Universal Fit Catalytic ConverterMercury Grand Marquis 5.0L 1986, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. With 1 Inlet. Without Air Tube. Without O2 Sensor Port. Specifically designed to comply with the California Air Resources...$319.53 - $349.72
- Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterMercury Grand Marquis 1986, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Small Oval. With 1 Inlet. Without O2 Sensor Port. Catalytic Converter Overall Length: 13.25"....$62.19 - $159.18
- AP Exhaust®Standard Duty Universal Fit Oval Body Catalytic ConverterMercury Grand Marquis 1986, Standard Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. With Single Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2"....$92.79
- Eastern Catalytic®Standard Direct Fit Catalytic Converter and Pipe AssemblyMercury Grand Marquis 5.0L 1986, Standard Catalytic Converter and Pipe Assembly by Eastern Catalytic®. Converter Configuration: Direct Fit. Position: Driver Side. Location: Undercar. Without O2 Sensor Port. Catalytic Converter Overall...$151.27
- Eastern Catalytic®Standard Universal Fit Oval Body Catalytic ConverterMercury Grand Marquis 5.0L 1986, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Position: Driver Side. Location: Undercar. Catalytic Converter Body Shape: Oval. With 1 Air Tube. Without O2...$127.44
- 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
- iD Select®ECO II Universal Fit Catalytic ConverterUniversal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....$144.22 - $146.77
- Walker®Ultra™ Universal Fit Catalytic ConverterUniversal Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. This part features the correct load of precious metals to ensure the proper limitation of tailpipe emissions. It meets the EPA policy and...$111.92 - $285.30
Shop By Service Type
- EGR Valve Replacement
- Air Pump Check and Diverter Valve Replacement
- Oxygen Sensor Replacement
- Air Pump Check Valve Replacement
- Canister Purge Solenoid Replacement
- EGR Valve Control Solenoid Replacement
- Positive Crankcase Ventilation (PCV) Valve Replacement
- EGR Valve Position Sensor Replacement
- Crankcase Vent Filter Replacement
- Secondary Air Injection Hose Replacement
- Fuel Evaporative Canister Replacement
Popular Products
- $41.29 - $349.72
- $27.32 - $134.88
- $65.66 - $156.92
1986 Mercury Grand Marquis Models
Popular Searches