Herko Automotive PR4014 Fuel Pressure Regulator Wells PR4245 Fuel Injection Pressure Regulator. Herko Fuel Pump Module 219GE for Cadillac Chevrolet GMC Escalade Tahoe Yukon. Set of 6 Herko Fuel Injector INJ560 for Chevrolet GMC Silverado 1500 2002-2007.