Dorman 674-063 Pre-Converter - Not CARB Compliant

At 28 inches long, the Dorman 674-063 catalytic converter features stainless steel construction with a silicon carbide substrate for emissions control. Fits the 2011-2013 Buick Regal, and the 2011 Saab 9-5 with the 2L L4. The metallic gray finish unit treats vehicle exhaust, with a 3-inch inlet diameter on the manifold side and a 2-inch outlet inside diameter that reduces gases before muffler passage. The overall assembly has a 2.5-inch outlet outside diameter and a body length of 4 inches with a matching 4-inch width. It includes flanged inlet and outlet connections, a protective heat shield, installation hardware, and two oxygen sensor ports, along with a 5-year warranty.

• Inlet Inside Diameter: 3 in
• Body Length: 4 in
• Body Width: 4 in
• Outlet Inside Diameter: 2 in
• Outlet Outside Diameter: 2.5 in
• Overall Length: 28 in
• Material: Stainless Steel
• Inlet Type: Flanged
• Outlet Type: Flanged
• Heat Shield Attached: Yes
• Substrate Material: Silicon Carbide
• Color: Metallic Gray
• O2 Sensor Ports: 2
• Inlet Quantity: 1
• Outlet Quantity: 1
• Application Type: Specific
• Body Shape: Cylinder
• Inlet Mounting Hole Quantity: 4
• Quantity: 3
• Gasket Or Seal Included: No
• Installation Hardware Included: Yes
• Item Grade: Standard Replacement
• CARB Certified: No
• Package Contents: 1 Converter
• California Air Resources Board Approved: No
• CARB Compliant: No
• Exhaust Manifold Inlet Port Shape: Round