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 : mag49572 Description : Conv DF 00-03 BMW X5 4.4L P/S OEM Material : Stainless Series : OEM Grade Anticipated Ship Out Time : Approximately 1-2 Days CARB Compliant : N Catalytic Converter Body Material : Stainless Warranty : 5 year/50,000 mile External, 2 years/25,000 miles Internal Recommended Use : Converter Exhaust Pipe Material : Stainless Steel Catalytic Converter Configuration : Direct-Fit Catalytic Converter Substrate Material : Ceramic 2899 : No 634 : Ceramic 3145 : Specific Catalytic Converter Overall Length : 28 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.) : OE Main Piping Diameter (in.) : Stainless Steel Material : Stainless Steel Outlet Size (in.) : OE Overall Length (in.) : 28 Universal Or Specific Fit : Specific Inlet Inside Diameter (in.) : OE Outlet Outside Diameter (in.) : OE Title : DF Converter WARNING CA Proposition 65 : No California Proposition 65 : WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov Catalytic Converter Air Tube Adapter : Not Air Tube Kit Adaptable Outlet Outside Diameter : OE California Air Resources Board Approved : No Substrate Material : Ceramic Inlet Inside Diameter : OEM 2000-2003 BMW X5 4.4i V8.4398cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002-2003 BMW X5 4.6is V8.4598cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit