Information?? High quality chassis partseries products. Made with high strength steel tubing for superior strength and durability. Stable performance, reliable quality and long service life Uniform thickness, no blow holes, slag, cracks, tearing, or incomplete fusion. Measured by specialized inspection tools after welding to make sure assemble hole , bushings insert, and installation sizes are proper. Professional InstallerisHighly Recommended(No Instruction Included) Alignment Highly Recommended After Install Converter Configuration: Direct Fit Body Material: Stainless Steel Body Shape: Round Substrate Material: Ceramic Inlet Connection Type: 9 Bolt Welded Flange Outlet Connection Type: 4 Bolt Welded Flange Oxygen Sensor Ports: Yes Condition: New Does NOT Fit models with California,New York,and Maine. Emission Standards Not legal for sale in CA,NY and ME. If your vehicle is registered in these areas, do not purchase this part. If your vehicle meets the requirements, but is not registered in these areas, this converter will work on your vehicle.Compatibility Chart?? 2007-2012 Chevrolet Colorado 3.7L 2007-2012 GMC Canyon 3.7L 2007-2008 Hummer H3 3.7L 2007-2008 Isuzu I-370 3.7L Package Content?? 1x Catalytic Converter