Common Rail Pressure Control Valve. All of the products we sell conform to European regluations and specifications. Interchange part numbers: General Motors: 819517, 93186571 Isuzu: 8931865? . Diesel: 1.7 CDTi. General Motors: 819517, 93186571 Isuzu: 8931865710 Bosch: 0928400654 Intermotor: 89548. Please use the part number to identify if the part is correct for your car. Any models shown in the application table are just a guide. This part is guaranteed for 5 Years. Consequential loss and labour claims are not accepted. If a part is faulty a replacement will be sent out after the return and testing of the old unit. Labour claims are never accepted.