BUY WITH CONFIDENCE -- Backed by Walker's 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details. Part Number 54437 Inlet Type A 3 Bolt Welded Flange Outlet Type A Pipe Connection Substrate Material Stainless Steel Type Walker Ultra EPA 54437 Direct Fit Catalytic Converter 3" Outlet (OD) for Ford F-250 Super Duty | Catalytic Converter Weight 17.00 lbs Height 7.00" Width 8.00" Length 38.25" Buyer's Guide 1997-1999 Ford E-250 Econoline Rear; 1997-1999 Ford E-350 Econoline Club Wagon Rear; 1997-1998 Ford E-350 Econoline Rear; 1999 Ford E-350 Super Duty Rear; 1997-1999 Ford Econoline Super Duty Rear; Rear Interchange Data Brand Part Number No interchange data available.