Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement and OEM Parts for 1991 Mercury Grand Marquis Catalytic Converters & Components

1991 Mercury Grand Marquis Catalytic Converters & Components

My Vehicle Change Vehicle
1991 Mercury Grand Marquis
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Engine & Drivetrain

8 products about 1991 Mercury Grand Marquis Catalytic Converters & Components found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • Walker Air Tube Kit for 1991 Mercury Grand Marquis - 35574

    Walker® Air Tube Kit for 1991 Mercury Grand Marquis

    PartNumber: 35574
    Product Specifications
    • Notes: Dual Exhaust; LH, RH; Used w/15694 or 15704;Single Exhaust; LH, RH; Used w/15694 or 15704
    • Class: B
    • Part Description: 1991 Mercury Grand Marquis Air Tube Kit
    More Info
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | All Trims | 8 Cyl 5.0L
    $41.57
  • MagnaFlow Pre-OBDII Universal Fit Oval Body Catalytic Converter for 1991 Mercury Grand Marquis - 337085

    MagnaFlow® Pre-OBDII Universal Fit Oval Body Catalytic Converter for 1991 Mercury Grand Marquis

    PartNumber: 337085
    Product Specifications
    • Notes: CARB Executive Order D-193-102;Certification Level : PRE-OBDII; OE Spec; Cutting & Welding Reqd During Installation
    • Air Tube Adaptable: No
    • Body Height: 3.5
    • Body Length: 7.75
    • Body Material: Stainless Steel
    • Body Shape: Oval
    • Body Type: Clam Shell
    • Body Width: 5.25
    • Finish: Stainless Steel
    • Heat Shield Attached: No
    • Inlet Attachment: Weld-On
    • Inlet Diameter: 2.25
    • Inlet Orientation: Angled
    • Inlet Quantity: 1
    • Material: Stainless Steel
    • Outlet Attachment: Weld-On
    • Outlet Diameter: 2.25
    • Outlet Orientation: Angled
    • Outlet Quantity: 1
    • Overall Length: 11.25
    • Oxygen Sensor Location: None
    • Sensor Port Count: 0
    • Series: California
    • Substrate Material: Ceramic
    • Title: California Universal
    • UPC: 841380083302
    • Part Description: 1991 Mercury Grand Marquis Pre-OBDII Universal Fit Oval Body Catalytic Converter
    More Info
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | All Trims | 8 Cyl 5.0L
    $295.00
  • Victor Reinz Exhaust Bolt and Spring for 1991 Mercury Grand Marquis - 16-10003-01

    Victor Reinz® Exhaust Bolt and Spring for 1991 Mercury Grand Marquis

    PartNumber: 16-10003-01
    Product Specifications
    • Bolt Length: 1.180
    • Complete: Y
    • Contains Applications: Y
    • Finish: Coated
    • Length: 3.270
    • Material: Steel
    • Release Wave: 12/15/2017
    • Spring End 1 Inside Diam (IN): 0.690
    • Spring End 2 Inside Diam (IN): 0.690
    • Thread Diameter: 0.385
    • Thread Type: Medium
    • UPC: 023913666224
    • Part Description: 1991 Mercury Grand Marquis Exhaust Bolt and Spring
    More Info
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | All Trims | All Engines
  • OEM (Genuine) 1991 Mercury Grand Marquis Catalytic Converter

    PartNumber: E3MY5E212A
    OEM 1991 Mercury Grand Marquis Catalytic Converter - E3MY5E212A
    Product Specifications
    • Part Description: 1991 Mercury Grand Marquis Catalytic Converter
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | Base, Colony Park, GS, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 1991 Mercury Grand Marquis - 14468

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 1991 Mercury Grand Marquis

    PartNumber: 14468
    Product Specifications
    • Notes: Not legal for use in Calif
    • Catalytic Converter Overall Length: 32.5"
    • Converter Configuration: Direct Fit
    • Position: Passenger Side
    • Part Description: 1991 Mercury Grand Marquis Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | All Trims | 8 Cyl 5.0L
  • OEM (Genuine) 1991 Mercury Grand Marquis Catalytic Converter

    PartNumber: FOAZ5E212A
    OEM 1991 Mercury Grand Marquis Catalytic Converter - FOAZ5E212A
    Product Specifications
    • Notes: All Models; Right
    • Part Description: 1991 Mercury Grand Marquis Catalytic Converter
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | Base, Colony Park, GS, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS
  • Davico Direct Fit Catalytic Converter and Pipe Assembly for 1991 Mercury Grand Marquis - 14567

    Davico® Direct Fit Catalytic Converter and Pipe Assembly for 1991 Mercury Grand Marquis

    PartNumber: 14567
    Product Specifications
    • Notes: Not legal for use in Calif
    • Gaskets Included: Yes
    • Height: 3.25 in.
    • Inlet 1 Gsk.: 24021
    • Large Pkg. Fee: No
    • Over All Length: 30.5 in.
    • UPC: 841809103994
    • Use Davico Decarbonizing Induction Kit 1540ea: Yes
    • Width: 8 in.
    • Part Description: 1991 Mercury Grand Marquis Direct Fit Catalytic Converter and Pipe Assembly
    More Info
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | All Trims | 8 Cyl 5.0L
  • OEM (Genuine) 1991 Mercury Grand Marquis Catalytic Converter

    PartNumber: FOAZ5E212B
    OEM 1991 Mercury Grand Marquis Catalytic Converter - FOAZ5E212B
    Product Specifications
    • Notes: All Models; Left
    • Part Description: 1991 Mercury Grand Marquis Catalytic Converter
    Vehicle Fitment
    • 1991 Mercury Grand Marquis | Base, Colony Park, GS, LS | 8 Cyl 5.0 L GAS, 8 Cyl 5.8 L GAS