Paccar MX-13 1924315PE Venturi Tube Sealing Ring PAI 700037 (Pack4)CROSS REFERENCE: 1924315PE 1924315 APPLICATION: Paccar MX 13 Multiple Use Application. BRAND: PAI 700037 Paccar MX 13 1924315PE Venturi Tube Sealing Ring PAI 700037. Truck parts and diesel parts. Maintains pressure integrity and supports consistent intake system performance. 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