Dorman 679-543 Pre-Converter - Not CARB Compliant

Built from stainless steel with a ceramic substrate, the Dorman 679-543 is a precision-engineered catalytic converter with a cylindrical body measuring 10 inches in height and 5 inches in length. Fits the 2010-2011 Buick LaCrosse, and the 2010 Buick Allure with the 3.6L V6. Featuring a 40-millimeter inlet and outlet bore, a 70-millimeter outer housing diameter, and 9-millimeter thick walls with flanged connections, this direct replacement converter is designed for specific vehicle applications. The unit includes a heat shield and integrated gasket for simplified installation, and no additional hardware is required for mounting. Backed by a five-year warranty and manufactured in the United States, this standard replacement converter offers emissions control at a cost-effective price point.

• Material: Stainless Steel
• Body Height: 10 IN
• Body Length: 5 IN
• Inlet Inside Diameter: 40 MM
• Outlet Outside Diameter: 70 MM
• Tube Wall Thickness: 9 MM
• Body Shape: Cylinder
• Inlet Type: Flanged
• Outlet Type: Flanged
• Inlet Port Shape: Round
• Outlet Port Shape: Round
• Heat Shield Attached: Yes
• Gasket Or Seal Included: Yes
• Installation Hardware Included: No
• Substrate Material: Ceramic
• Grade Type: Standard Replacement
• O2 Sensor Ports: 0
• CARB Certified: No
• Finish: Natural
• Inlet Quantity: 1
• Outlet Quantity: 1
• Inlet Mounting Hole Quantity: 2
• California Air Resources Board Approved: No
• CARB Compliant: No
• Color: Metallic Gray
• Package Contents: 1 Catalytic Converter
• Mounting Hardware Included: Yes