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 off the Direct-Fit Catalytic converter products do not require welding; cutting or bending; limited applications may require additional welding for optimal installation. PartNumber : mag451008 Description : Conv DF 04 Forester 2.5L Rr CA Main Piping Diameter : 2 Catalytic Converter Oxygen Sensor Location : Pre and Post Converter Catalytic Converter Body Material : Stainless Catalytic Converter Substrate Material : Ceramic Material : Stainless Series : California Anticipated Ship Out Time : Approximately 1-2 Days CARB Compliant : Y Catalytic Converter Overall Length : 9.25 Catalytic Converter Configuration : Direct-Fit Exhaust Component Mount Type : Uses Factory Hangers Catalytic Converter Air Tube Adapter : Not Air Tube Kit Adaptable Catalytic Converter Outlet Diameter : 2.25 Catalytic Converter Width : 6.4 Recommended Use : Converter Warranty : 5 year/50,000 mile External/Internal Components : Gasket=2 Catalytic Converter Length : 9.25 Catalytic Converter Inlet Diameter : 2.25 Exhaust Outlet Connection Type : Bolt-On Exhaust Pipe Material : Stainless Steel Exhaust Inlet Connection Type : Bolt-On 2899 : Yes 634 : Ceramic 601 : 2.25 1172 : 2.25 616 : 6.4 615 : 9.25 3145 : Specific 353 : Yes Catalytic Converter Format : Pre-Catalytic Converter and Main Catalytic Converter Body Length (in.) : 9.25 California Air Board Approved : Yes CAT Converter Air Tube Adapter : Not Air Tube Kit Adaptable Converter Body Size : OEM Core Substrate Material : Ceramic Emission : California Inlet Size (in.) : 2.25 Main Piping Diameter (in.) : Stainless Steel Material : Stainless Steel Outlet Size (in.) : 2.25 Overall Length (in.) : 33.4 Oxygen Sensor Location : Pre and Post Converter Universal Or Specific Fit : Specific Body Width (in.) : 6.4 Gasket Or Seal Included : Yes Inlet Connection Type : Bolt-On Inlet Inside Diameter (in.) : 2.25 Outlet Connection Type : Bolt-On Outlet Outside Diameter (in.) : 2.25 California Proposition 65 : No Title : DF Converter WARNING CA Proposition 65 : No California Proposition 65 : WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov Body Length : 9.250 in. Outlet Outside Diameter : 2.25 Body Length : 9.25 Inlet Inside Diameter : 2.25 California Air Resources Board Approved : Yes Body Width : 6.4 Substrate Material : Ceramic Catalytic Converter Overall Length : 33.4 Inlet Inside Diameter : 2.250 in. 2004 Subaru Forester X H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2004 Subaru Forester XS H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2004 Subaru Forester XT H4.2458cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit