Mr. Gasket 7176MRG Copper Seal Triangle Collector and Header Muffler Gasket. Model: 7176MRG. Item model number: 7176MRG. Manufacturer Part Number: 7176MRG. Manufacturer: Mr Gasket. Mr. Gasket Copper Seal Collector and Header Muffler Gaskets are designed to prevent exhaust leakage between header and collector flanges.
