Featuring Aristo Clean by Design® advanced catalyst technology to handle the toughest emissions problems | Highly efficient loadings for lower cost and better converter efficiency | 409 stainless steel shell and neck construction for longer life | Hardware included (where needed) for faster, easier installation Part Number 642525 Inlet Gasket Yes Inlet Type A 2 Bolt Welded Flange O2 Port 1 Outlet Gasket Yes Outlet Type A 2 Bolt Welded Flange Substrate Material Stainless Steel | Ceramic Type AP Exhaust Catalytic Converter | Federal / EPA Direct-Fit | AP Emissions Weight 13.00 lbs Height 7.63" Width 9.25" Length 42.75" Buyer's Guide 2001-2000 CHEVROLET IMPALA Catalytic Converter, 2003-1997 PONTIAC GRAND PRIX Catalytic Converter, 2004 CHEVROLET IMPALA Catalytic Converter, 2005-1997 BUICK CENTURY Catalytic Converter, 2005-2000 CHEVROLET IMPALA Catalytic Converter, 2005-2000 CHEVROLET MONTE CARLO Catalytic Converter Interchange Data Brand Part Number No interchange data available.