Universal Fit; EPA OBDII By Design Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions Main Converter
Universal Fit; Pre-OBDII Standard Duty Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
without Air Tube with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Standard Universal Type Modifications and/or Additional Parts May Be Required for Installation
Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required
Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Cutting and Welding Required
Cutting and Welding Required During Installation
Cutting and Welding Required
Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Cutting and Welding Required
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
Cutting and Welding Required
Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Cutting and Welding Required
Cutting and Welding Required
Cutting and Welding Required
CARB Executive Order D-193-97 Engine Family Number (EFN) RFM4.6V8G1EK Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-182-39 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-193-97 Engine Family Number (EFN) RFM4.6V8G1EK Cutting and Welding Required
771 Series 4 in Round Body Engine Family Number (EFN) XFMXV02.5VBC CARB Executive Order D-798-9 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2 in Inlet ID; 2 in Outlet ID ALL
CARB Executive Order D-182-65 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-193-150 Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-150 Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-150 Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Universal Fit; Pre-OBDII Standard Duty Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
Universal Fit; Pre-OBDII Standard Duty Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. Federal and California Emissions
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Standard Universal Type Modifications and/or Additional Parts May Be Required for Installation
Universal Fit; EPA OBDII By Design Unit Not for sale or use on vehicles licensed in the states of CA, CO, ME, and NY. Restrictions may apply in other states. Check with your state authority for details. w/Post Conv. O2 Sensor Port Federal and California Emissions
Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Cutting and Welding Required
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Standard Series; 2.25 in. Tubing/Inlet/Outlet; Overall L-13.00 in.; Air Tube Preinstalled;Not Legal For Sale Or Use On Vehicles Registered In CA Short Oval~Universal Federal [Exc. CA]
Cutting and Welding Required
Cutting and Welding Required
Cutting and Welding Required
Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Undercar; With O2 Ports in Pipe Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Undercar; Dual Exhaust System Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Main and Pre-Converter Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
Cutting and Welding Required Main and Pre-Converter
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Cutting and Welding Required
Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Main and Pre-Converter Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Cutting and Welding Required Main and Pre-Converter
with Federal/California Emissions System Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Universal Type Modifications and/or Additional Parts May Be Required for Installation
Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
Cutting and Welding Required
Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-102 Cutting and Welding Required
with Dual Exhaust
with Dual Exhaust Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-182-39 Legal for sale and use in California and other states requiring CARB-compliant replacement converters. Consult the aftermarket converter regulations in your state for details. Universal Type Modifications and/or Additional Parts May Be Required for Installation
CARB Executive Order D-193-102 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-102 Cutting and Welding Required
CARB Executive Order D-193-124 Engine Family Number (EFN) XFMXV02.5VBC Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-124 Engine Family Number (EFN) XFMXV02.5VBC Cutting and Welding Required
CARB Executive Order D-193-124 Engine Family Number (EFN) XFMXV02.5VBC
CARB Executive Order D-193-124 Engine Family Number (EFN) XFMXV02.5VBC Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Main and Pre-Converter Not legal for sale or installation in California, Colorado or New York.
Standard Series; Overall L-21.50 in.; O2 Sensor Location Pre/Post Convt; Air Tube Preinstalled;Not Legal For Sale Or Use On Vehicles Registered In CA Main + Pre-Converter
without Air Tube CARB Executive Order D-193-102 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
without Air Tube CARB Executive Order D-193-102
CARB Executive Order D-193-96 Engine Family Number (EFN) 1FMXV02.5VD5 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-97 Engine Family Number (EFN) RFM4.6V8G1EK Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-96 Engine Family Number (EFN) 2FMXV02.5VD5 Cutting and Welding Required
CARB Executive Order D-193-96 Engine Family Number (EFN) 1FMXV02.5VD5 Cutting and Welding Required
CARB Executive Order D-193-96 Engine Family Number (EFN) 2FMXV02.5VD5 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-97 Engine Family Number (EFN) RFM4.6V8G1EK Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-150 Cutting and Welding Required
CARB Executive Order D-193-150 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-96 Engine Family Number (EFN) TFM3.8V8G1FK
CARB Executive Order D-193-96 Engine Family Number (EFN) TFM3.8V8G1FK Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-97 Engine Family Number (EFN) RFM4.6V8G1EK Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-97 Engine Family Number (EFN) RFM4.6V8G1EK
Browse our selection of quality catalytic converter parts designed specifically for your Mercury Cougar. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Brougham · GS · LS · S · V6 · Villager · XR-7
Coupe · Hardtop · Sedan · Wagon
L4 2.0L · L4 2.3L · L6 3.3L · V6 2.5L · V6 3.8L · V8 4.2L · V8 4.6L · V8 5.0L · V8 5.8L · V8 6.6L · V8 7.5L
Automatic · Manual