ITEM NAME:3'' 73mm to 4'' 100mm Car Exhaust Pipe Tube Adapter Reducer Stainless Steel 3'' ID to 4'' OD Car Auto Exhaust Pipe Tube Adapter Reducer Connector 304 Stainless Steel SPECIFICATIONS.(3" ID to 4" OD Car Auto Exhaust Pipe Tube Adapter Reducer Connector 304 Stainless Steel. Item included: 1 x Exhaust Pipe Adapter. 1) 3" ID to 4" OD Exhaust Pipe Adapter. Pipe Thickness: 1~1.5mm. Adapter Type: ID to OD.
