Universal, Turbocharger Flange Gasket, Turbo Inlet Flange Gasket for T4 Rectangular, Turbo Inlet Flange Gasket for T4 Rectangular, S.S. GASKET, Flanges & Gaskets, Vibrant Performance Turbo Flange Gaskets are made from multilayer 304 Stainless for most common Turbocharger Inlet or Discharge Flanges., TurboGasketInletT4.