Universal Fit; EPA Enhanced 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
with Federal 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
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
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
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.
Undercar Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
CARB Executive Order D-182-72 Engine Family Number (EFN) 9GMXV03.9055 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
Not legal for sale or installation in California, Colorado or New York.
Not legal for sale or installation in California, Colorado or New York.
with California Emissions System
with California Emissions System Not legal for sale or installation in California, Colorado or New York.
771 Series Engine Family Number (EFN) 9GMXV03.9055 CARB Executive Order D-798-9 ; Direct Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements ALL
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV03.9048 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV03.9048 Cutting and Welding Required
CARB Executive Order D-193-141 Engine Family Number (EFN) 6GMXV04.6066 Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-141 Engine Family Number (EFN) 6GMXV04.6066 Cutting and Welding Required
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV03.9048
CARB Executive Order D-193-140 Engine Family Number (EFN) 6GMXV03.9048 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
Browse our selection of quality catalytic converter parts designed specifically for your Buick Lucerne. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
CX · CXL · CXL Special Edition · CXS · Super
Sedan
V6 3.8L · V6 3.9L · V8 4.6L
Automatic