4050946: PIPE;INJCTN Parking Brake Parts model: SW181 model: SW181 Part#: E24C1 52052 where it may serve as part of the pressure accumulation chamber **Manufacturing Process:** The manufacturing method includes: Specialized techniques to ensure the cleanness of the inner surface Processes to substantially eliminate various foreign particles from the inner circumferential surface Measures to prevent clogging in the injection nozzle Steps to prevent faulty operation of the diesel engine and damage to the fuel pump This high pressure fuel injection pipe plays a crucial role in the efficient and clean operation of diesel engines contributing to reduced NOx emissions and black smoke by enabling precise fuel delivery under high pressure