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
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
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
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
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
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
Cutting and Welding Required
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
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
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
Direct Fit
Cutting and Welding Required
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Cutting and Welding Required
Direct Fit; 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
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)
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Universal Fit; Select+Plus 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. Right Federal and California Emissions
Not legal for sale or installation in California, Colorado or New York.
73 Series Engine Family Number (EFN) 3FMXT05.4RFC CARB Executive Order D-280-107 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.25 in Inlet ID; 2.25 in Outlet ID; 10 in OAL ALL
Not legal for sale or installation in California, Colorado or New York.
Direct Fit Federal, 47-State Only, Not legal for sale in CA, NY or ME
CARB Executive Order D-193-101 Engine Family Number (EFN) 3FMXT05.4RF5 Engine Family Number (EFN) 3FMXT05.4RFC 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-193-103 Engine Family Number (EFN) YFMXA05.4RF7 Cutting and Welding Required
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7 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-193-101 Engine Family Number (EFN) 3FMXT05.4RF5 Engine Family Number (EFN) 3FMXT05.4RFC Cutting and Welding Required
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7 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.
Not legal for sale or installation in California, Colorado or New York.
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.5L engine.
Mileage: 93,500 miles
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7 Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
Direct Fit; 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
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 5.4L engine.
Mileage: 115,900 miles
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.5L engine.
Mileage: 123,800 miles
Executive Order # D-665-11 Eng. Fam.: WFMXA05.4JGC CARB FTB STD: LEV1 LEV Legal Note: In Compliance with the state of CA NY (vehicles with CA Emissions) Emissions Requirements
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
Not legal for sale or installation in California, Colorado or New York.
Replaces Both Front & Rear OE Converters with Federal/California Emissions System Exhaust Gasket is Recommended 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 Direct Fit Type
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
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-193-101 Engine Family Number (EFN) 3FMXT05.4RF5 Engine Family Number (EFN) 3FMXT05.4RFC Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-101 Engine Family Number (EFN) 3FMXT05.4RF5 Engine Family Number (EFN) 3FMXT05.4RFC Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
Not legal for sale or installation in California, Colorado or New York.
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.5L engine.
Mileage: 67,500 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.5L engine.
Mileage: 67,500 miles
776 Series 4 in Round Body Engine Family Number (EFN) 7FMXT05.45AB CARB Executive Order D-798-15 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.5 in Inlet ID; 2.5 in Outlet ID; w/Midbed O2 Fitting ALL
Not legal for sale or installation in California, Colorado or New York.
776 Series 4 in Round Body Engine Family Number (EFN) 5FMXT05.4RI7 CARB Executive Order D-798-15 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.25 in Inlet ID; 2.25 in Outlet ID; w/Midbed O2 Fitting ALL
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-193-103 Engine Family Number (EFN) WFMXA05.4JBC Engine Family Number (EFN) WFMXA05.4JGC
CARB Executive Order D-193-103 Engine Family Number (EFN) WFMXA05.4JBC Engine Family Number (EFN) WFMXA05.4JGC 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.
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-193-103 Engine Family Number (EFN) YFMXA05.4RF7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-115 Engine Family Number (EFN) 6FMXT05.45PB Cutting and Welding Required
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7
CARB Executive Order D-193-136 Engine Family Number (EFN) 5FMXK05.4F9R Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-136 Engine Family Number (EFN) 5FMXK05.4F9R Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
This catalytic converter has been recertified by the original equipment manufacturer. For vehicles with the 5.4L engine.
Mileage: 118,300 miles
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
This catalytic converter has been recertified by the original equipment manufacturer. For vehicles with the 5.4L engine.
Mileage: 118,300 miles
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7
Not legal for sale or installation in California, Colorado or New York.
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-193-103 Engine Family Number (EFN) 1FMXT05.4RF8 Engine Family Number (EFN) 1FMXT05.4RF7
CARB Executive Order D-193-103 Engine Family Number (EFN) 1FMXT05.4RF8 Engine Family Number (EFN) 1FMXT05.4RF7 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-193-136 Engine Family Number (EFN) 5FMXK05.4F9R Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-136 Engine Family Number (EFN) 5FMXK05.4F9R
CARB Executive Order D-193-144 Engine Family Number (EFN) 9FMXT05.44BC Engine Family Number (EFN) 9FMXT05.45BR
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-144 Engine Family Number (EFN) 9FMXT05.44BC Engine Family Number (EFN) 9FMXT05.45BR 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-193-103 Engine Family Number (EFN) 1FMXT05.4RF8 Engine Family Number (EFN) 1FMXT05.4RF7
CARB Executive Order D-193-103 Engine Family Number (EFN) 1FMXT05.4RF8 Engine Family Number (EFN) 1FMXT05.4RF7 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-193-156 Engine Family Number (EFN) 5FMXT05.4RI7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-156 Engine Family Number (EFN) 5FMXT05.4RI7
CARB Executive Order D-193-144 Engine Family Number (EFN) 7FMXT05.44E6
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-144 Engine Family Number (EFN) 7FMXT05.44E6 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-143 Engine Family Number (EFN) 7FMXT05.45AB Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-103 Engine Family Number (EFN) WFMXA05.4JBC Engine Family Number (EFN) WFMXA05.4JGC
CARB Executive Order D-193-143 Engine Family Number (EFN) 7FMXT05.45AB
CARB Executive Order D-193-103 Engine Family Number (EFN) WFMXA05.4JBC Engine Family Number (EFN) WFMXA05.4JGC Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7
CARB Executive Order D-193-156 Engine Family Number (EFN) 5FMXT05.4RI7 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-156 Engine Family Number (EFN) 5FMXT05.4RI7 Cutting and Welding Required
Not legal for sale or installation in California, Colorado or New York.
CARB Executive Order D-193-143 Engine Family Number (EFN) 7FMXT05.45AB Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-144 Engine Family Number (EFN) 7FMXT05.44E6 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-193-143 Engine Family Number (EFN) 7FMXT05.45AB Cutting and Welding Required
CARB Executive Order D-193-144 Engine Family Number (EFN) 7FMXT05.44E6 Cutting and Welding Required
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7
CARB Executive Order D-193-103 Engine Family Number (EFN) YFMXA05.4RF7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-136 Engine Family Number (EFN) 5FMXK05.4F9R Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-136 Engine Family Number (EFN) 5FMXK05.4F9R
CARB Executive Order D-193-103 Engine Family Number (EFN) 1FMXT05.4RF8 Engine Family Number (EFN) 1FMXT05.4RF7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-103 Engine Family Number (EFN) 1FMXT05.4RF8 Engine Family Number (EFN) 1FMXT05.4RF7
CARB Executive Order D-193-156 Engine Family Number (EFN) 5FMXT05.4RI7
CARB Executive Order D-193-156 Engine Family Number (EFN) 5FMXT05.4RI7 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-144 Engine Family Number (EFN) 9FMXT05.44BC Engine Family Number (EFN) 9FMXT05.45BR Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-144 Engine Family Number (EFN) 9FMXT05.44BC Engine Family Number (EFN) 9FMXT05.45BR
CARB Executive Order D-193-144 Engine Family Number (EFN) 7FMXT05.44E6
CARB Executive Order D-193-144 Engine Family Number (EFN) 7FMXT05.44E6 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-143 Engine Family Number (EFN) 7FMXT05.45AB Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-143 Engine Family Number (EFN) 7FMXT05.45AB
91 Series Engine Family Number (EFN) YFMXT05.4RF7 CARB Executive Order D-280-101 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.5 in Inlet ID; 2.5 in Outlet ID; 16.5 in OAL
91 Series Engine Family Number (EFN) YFMXT05.4RF7 CARB Executive Order D-280-101 ; Universal Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements 2.25 in Inlet ID; 2.25 in Outlet ID; 14 in OAL
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.5L engine.
Mileage: 74,500 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.5L engine.
Mileage: 74,500 miles
CARB Executive Order D-193-103 Engine Family Number (EFN) 3FMXT05.4RF8 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-103 Engine Family Number (EFN) 3FMXT05.4RF8 Cutting and Welding Required
Browse our selection of quality catalytic converter parts designed specifically for your Lincoln Navigator. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base · Black Label · L · L Base · L Black Label · L Executive · L Livery · L Luxury · L Reserve · L Select · L Ultimate · Limited · Luxury · Premiere · Reserve · Select · Ultimate
SUV · Sport Utility
V6 3.5L · V8 5.4L
Automatic