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 645164 Inlet Gasket Yes Inlet Type A 4 Bolt Welded Flange O2 Port 2 Outlet Gasket Yes Outlet Type A 2 Bolt Welded Flange w/ Gasket Stub Substrate Material Stainless Steel | Ceramic Type AP Exhaust Catalytic Converter | Federal / EPA Direct-Fit | AP Emissions Weight 12.00 lbs Height 6.00" Width 9.00" Length 31.00" Buyer's Guide 2018-2015 RAM 1500 Catalytic Converter, 2018-2015 RAM 1500 Catalytic Converter-Direct Fit, 2021-2019 RAM 1500 CLASSIC Catalytic Converter, 2022-2019 RAM 1500 CLASSIC Catalytic Converter-Direct Fit Interchange Data Brand Part Number No interchange data available.