Cummins ISX12 2884750 Exhaust Valve Insert PAI 192194 (Pack4)CROSS REFERENCE: 2884750 APPLICATION: Cummins ISX12 BRAND: PAI 192194 Cummins 2884750 Exhaust Valve Insert PAI 192194 featuring truck engine parts and diesel engine parts. Ensures consistent exhaust sealing with stable valve function. 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 part is built brand new with