OEM-style gaskets supplied with the catalytic converter Part Number 33134 Inlet Gasket Yes Inlet Type A Bolt-On O2 Port Upstream sensor located before the catalytic converter to monitor the air/fuel mixture, and a downstream sensor after the converter to check its efficiency. | 1 Outlet Gasket Yes Outlet Type A Bolt-On Substrate Material Ceramic | Stainless Steel | 409L Stainless Steel Type Nissan Altima, Sentra, X-Trail Cateran Premium OEM Replacement Direct Fit Catalytic Converter with Integrated Exhaust Manifold | Catalytic Converter Weight 13.00 lbs Height 19.00" Width 7.00" Length 14.00" Buyer's Guide 2006-2002 NISSAN ALTIMA Exhaust Manifold with Integrated Catalytic Converter, 2006-2002 NISSAN SENTRA Exhaust Manifold with Integrated Catalytic Converter, 2006-2002 NISSAN X-TRAIL Exhaust Manifold with Integrated Catalytic Converter Interchange Data Brand Part Number No interchange data available.