Cummins 3685535 Turbocharger Gasket PAI 131904 (Pack4)CROSS REFERENCE: 3685535 3693798 3695041 APPLICATION: Cummins ISX X15 X12 Multiple Use Application. BRAND: PAI 131904 Cummins 3685535 Turbocharger Gasket PAI 131904. Aftermarket parts and truck parts. Maintains sealed turbo connections and controls exhaust leakage. All components are proudly manufactured in the U. S. A. by PAI Industries Inc., an ISO9001 certified company with over 50 years of experience in the heavy duty truck parts industry. This