Mack 745-800523 Module Control PAI 57590CROSS REFERENCE: 745 800523 745 107753 745 065248 APPLICATION: Mack Multiple Use Application BRAND: PAI 57590 745 800523 Module Control PAI 57590 intended for heavy duty and diesel truck. Provides precise electronic control and supports reliable truck operation. 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