MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority of the Direct-Fit Catalytic Converter products do not require welding; cutting or bending; limited applications may require additional welding for optimal installation. PartNumber : mag49916 Description : Conv DF 00-02 Audi S4 2.7L P/S Main Piping Diameter : 2.25 Material : Stainless Series : OEM Grade Anticipated Ship Out Time : Approximately 1-2 Days CARB Compliant : N Catalytic Converter Body Material : Stainless Catalytic Converter Substrate Material : Metallic Catalytic Converter Inlet Diameter : 2.25 Catalytic Converter Outlet Diameter : 2.25 Catalytic Converter Width : 3 Catalytic Converter Length : 9 Catalytic Converter Configuration : Direct-Fit Exhaust Pipe Material : Stainless Steel Recommended Use : Converter Warranty : 5 year/50,000 mile External, 2 years/25,000 miles Internal Components : Gasket=1 2899 : No 634 : Metallic 601 : 2.25 1172 : 2.25 616 : 3 615 : 9 3145 : Specific 353 : Yes Catalytic Converter Overall Length : 40 Catalytic Converter Format : Pre-Catalytic Converter and Main Catalytic Converter Exhaust Component Mount Type : Uses Factory Hangers California Air Board Approved : No CAT Converter Air Tube Adapter : Not Air Tube Kit Adaptable Converter Body Size : OEM Core Substrate Material : OEM Emission : Non-California (49-State) Inlet Size (in.) : 2.25 Main Piping Diameter (in.) : Stainless Steel Material : Stainless Steel Outlet Size (in.) : 2.25 Overall Length (in.) : 40 Universal Or Specific Fit : Specific Gasket Or Seal Included : Yes Inlet Inside Diameter : 2.25 Body Width : 3 Body Length : 9 Outlet Outside Diameter : 2.25 California Air Resources Board Approved : No Substrate Material : Metallic Body Length (in.) : 9 Body Width (in.) : 3 Inlet Inside Diameter (in.) : 2.25 Outlet Outside Diameter (in.) : 2.25 Title : DF Converter WARNING CA Proposition 65 : No California Proposition 65 : WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov Body Length : 9.000 in. Catalytic Converter Air Tube Adapter : Not Air Tube Kit Adaptable Inlet Inside Diameter : 2.250 in. 2001-2002 Audi S4 Avant V6.2671cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2000-2002 Audi S4 Base V6.2671cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit