Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems Firewall Side
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems Radiator Side
Direct Fit Federal, 47-State Only, Not legal for sale in CA, NY or ME
Direct Fit Federal, 47-State Only, Not legal for sale in CA, NY or ME
Direct Fit Federal, 47-State Only, Not legal for sale in CA, NY or ME
Direct Fit Federal, 47-State Only, Not legal for sale in CA, NY or ME
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. IMPORTANT: Read TSBs Before Replacing Converter Federal and California Emissions
Radiator Side; Precat Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Firewall Side Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Towards Radiator with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31616 and 31311 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
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. IMPORTANT: Read TSBs Before Replacing Converter Federal and California Emissions
Radiator Side Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions)
Fire Wall Side with Federal/California Emissions System Exhaust Gasket is Recommended Additional part(s) needed to complete installation - 31616 and 31311 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
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 58,900 miles
Firewall Side 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 3.6L engine.
Mileage: 69,900 miles
This part is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 71,100 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 50,800 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 58,900 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 28,000 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 84,300 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 85,700 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 69,900 miles
This is a recertified original equipment (OEM) part. For vehicles with the 3.6L engine.
Mileage: 54,000 miles
This is a recertified original equipment (OEM) part for vehicles with the 3.6L engine.
Mileage: 62,300 miles
774 Series Engine Family Number (EFN) 9GMXT03.6151 CARB Executive Order D-798-14 ; Direct Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements ALL
774 Series Engine Family Number (EFN) 9GMXT03.6151 CARB Executive Order D-798-14 ; Direct Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements ALL
This is a recertified original equipment (OEM) rear catalytic converter. It fits vehicles with the 3.6L engine.
Mileage: 54,000 miles
This is a recertified original equipment (OEM) part. It fits vehicles with the 3.6L engine.
Mileage: 85,100 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 55,200 miles
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. Main Federal and California Emissions
Not legal for use in California Illegal for installation in NY on vehicles equipped with California emission systems
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 Federal, 47-State Only, Not legal for sale in CA, NY or ME
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. IMPORTANT: Read TSBs Before Replacing Converter Main Federal and California Emissions
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 3.6L engine. This part is for the rear position.
Mileage: 55,600 miles
This is a recertified original equipment (OEM) part. It fits vehicles with the 3.6L engine.
Mileage: 55,600 miles
This is a recertified original equipment (OEM) rear catalytic converter. It fits vehicles with the 3.6L engine.
Mileage: 54,000 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 69,900 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 35,900 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 53,100 miles
This is a recertified original equipment manufacturer (OEM) part. It is for vehicles with the 3.6L engine. This is a rear catalytic converter.
Mileage: 85,100 miles
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 3.6L engine.
Mileage: 116,300 miles
This is a recertified original equipment (OEM) part. It fits vehicles with the 3.6L engine.
Mileage: 116,300 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 92,900 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 85,700 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 12,300 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 43,200 miles
This is a recertified original equipment manufacturer (OEM) part. For vehicles with the 3.6L engine.
Mileage: 95,000 miles
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.
775 Series Engine Family Number (EFN) 9GMXT03.6151 CARB Executive Order D-798-14 ; Direct Fit - CARB Legal Note: In Compliance with CARB Emissions Requirements ALL
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151 Cutting and Welding Required
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151 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-193-148 Engine Family Number (EFN) 9GMXT03.6151
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151 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) 8GMXT03.6151 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) 8GMXT03.6151
CARB Executive Order D-193-143 Engine Family Number (EFN) 8GMXT03.6151
CARB Executive Order D-193-143 Engine Family Number (EFN) 8GMXT03.6151 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151 Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
CARB Executive Order D-193-148 Engine Family Number (EFN) 9GMXT03.6151
Browse our selection of quality catalytic converter parts designed specifically for your Buick Enclave. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Avenir · Base · CX · CXL · Convenience · Essence · Leather · Preferred · Premium
SUV · Sport Utility
V6 3.6L
Automatic
