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 : mag447261 Description : Conv DF 01-02 2500HD D/S 8.1L Components : Band Clamp=1;Gasket=1 CARB Compliant : Y Exhaust Pipe Material : Stainless Steel Recommended Use : Converter Warranty : 5 year/50,000 mile External/Internal Anticipated Ship Out Time : Approximately 1-2 Days 2899 : Yes 634 : Ceramic 3145 : Specific 353 : Yes Catalytic Converter Overall Length : 51.75 Series : California Catalytic Converter Format : Pre-Catalytic Converter and Main Catalytic Converter Exhaust Component Mount Type : Uses Factory Hangers 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.) : OE Main Piping Diameter (in.) : Stainless Steel Material : Stainless Steel Outlet Size (in.) : OE Overall Length (in.) : 51.75 Universal Or Specific Fit : Specific Gasket Or Seal Included : Yes Inlet Inside Diameter (in.) : OE Outlet Outside Diameter (in.) : OE California Proposition 65 : No 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 : Yes Substrate Material : Ceramic Components : Band Clamp=1 Inlet Inside Diameter : OEM 2002 Chevrolet Silverado 2500 HD Base V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002 Chevrolet Silverado 2500 HD LS V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002 Chevrolet Silverado 2500 HD LT V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002 GMC Sierra 2500 HD Base V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002 GMC Sierra 2500 HD SL V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002 GMC Sierra 2500 HD SLE V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit 2002 GMC Sierra 2500 HD SLT V8.-cc Exhaust, Mufflers & Tips::Catalytic Converter Direct Fit