Bosch 0445110437 Fuel Injector

Bosch Common Rail Injector for Volkswagen Passat

The Bosch 0445110437 is a direct injection diesel fuel injector built for OE-level performance in select Volkswagen Passat applications. As part of Bosch’s Common Rail Injector (New) line, it uses the latest component updates and end-of-line testing to match original equipment specifications and emissions requirements.

Compatible With 2013-2014 Volkswagen Passat diesel applications, this Bosch fuel injector supports precise fuel delivery, stable combustion, and consistent engine operation. The Bosch 0445110437 is a premium replacement for drivers and technicians looking for an OE-style diesel injector for the Passat.

Key Features

• Bosch Common Rail Injector (New) for diesel direct injection systems
• OE plug type for factory-style electrical connection
• Premium replacement grade for select Volkswagen Passat models
• End-of-line tested to Bosch original equipment specifications
• Built to meet emissions-related performance requirements
• Includes a fuel injector O-ring and pre-assembled combustion chamber seal ring
• Part number 0445110437 for accurate ordering and service lookup

Product Details

Bosch is a major original equipment supplier of diesel fuel system components for passenger cars, SUVs, vans, and light trucks. The Common Rail Injector (New) product line focuses on updated injector components and OE test standards, giving technicians a direct replacement option for diesel fuel system service. This injector cross-references Volkswagen 03L130277N for the same application.

Built for 2013-2014 Volkswagen Passat diesel engine service, the Bosch 0445110437 helps restore proper atomization and fuel metering when the original injector is worn, leaking, or no longer delivering consistent spray performance. Use the part number 0445110437 to verify application details before installation.

Common Issues This Injector Can Address

• Hard starting caused by poor injector fuel delivery
• Rough idle from inconsistent diesel atomization
• Excessive smoke related to injector wear or leakage
• Loss of engine smoothness under load
• Emissions-related drivability concerns tied to injector performance

Installation Notes

Confirm engine code, injector calibration requirements, and OE connector style before installation. This injector is listed for one-per-cylinder service on the Volkswagen Passat, and the fitment notes specify a lower injector O-ring and pre-assembled combustion chamber seal ring. Clean the injector bore and follow factory torque and sealing procedures during replacement.

Quality Assurance

Bosch tests this injector at the end of the production line using original equipment specifications. The 0445110437 is manufactured with current component updates and is backed by a 12-month unlimited miles/unlimited hours warranty for non-commercial use.