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 : mag23920 Description : Conv DF 02-07 WRX/STi frt Material : Stainless Series : Standard Anticipated Ship Out Time : Approximately 1-2 Days CARB Compliant : N Catalytic Converter Air Tube Adapter : Not Air Tube Kit Adaptable Catalytic Converter Format : Pre-Catalytic Converter and Main Catalytic Converter Catalytic Converter Oxygen Sensor Location : Pre and Post Converter Catalytic Converter Body Material : Stainless Catalytic Converter Substrate Material : Ceramic Catalytic Converter Configuration : Direct-Fit Exhaust Component Mount Type : Uses Factory Hangers Exhaust Pipe Material : Stainless Steel Recommended Use : Converter Warranty : 5 year/50,000 mile External, 2 years/25,000 miles Internal 2899 : No 634 : Ceramic 3145 : Specific Catalytic Converter Overall Length : 21.25 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 Quantity : 1 Outlet Size (in.) : OE Overall Length (in.) : 21.25 Oxygen Sensor Location : Pre and Post Converter Universal Or Specific Fit : Specific Inlet Inside Diameter (in.) : OE Outlet Outside Diameter (in.) : OE Series : Heavy Metal Title : DF Converter WARNING CA Proposition 65 : No California Proposition 65 : WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov Outlet Outside Diameter : OE California Air Resources Board Approved : No Substrate Material : Ceramic Inlet Inside Diameter : OEM 2002-2005 Subaru Impreza WRX H4.1994cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2006-2007 Subaru Impreza WRX H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2006-2007 Subaru Impreza WRX Limited H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2004-2007 Subaru Impreza WRX STI H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2007 Subaru Impreza WRX STI Limited H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2006-2007 Subaru Impreza WRX TR H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit