Volvo/Mack Exhaust Pipe Flange GasketMichael Schwartz2023-05-31T10:17:02-08:00Volvo / Mack Exhaust Pipe Flange Gasket | 21095726 This is an aftermarket replacement for the OEM gasket. Guaranteed to fit. The FleetPar brand has been providing the transportation industry with Quality Parts for over a decade.