GBR 852-12170 Fuel Injector

Reman Multi Port Fuel Injector for Mercedes-Benz

GBR 852-12170 is a remanufactured OEM-style multi port fuel injector for select Mercedes-Benz V8 and V6 applications. It is tested across multiple operating conditions to verify flow rate, spray pattern, coil resistance, form, fit, and function.

Key Features

• Remanufactured OEM fuel injector from GBR
• Proven 15-step remanufacturing process in the USA
• Tested to meet or exceed OE specifications
• Verified for flow rate, spray pattern, coil resistance, form, fit, and function
• Includes new external seals and o-rings
• Part number: 852-12170

Product Details

The GBR Reman Multi Port Fuel Injector, part number 852-12170, is built for direct replacement use in Mercedes-Benz fuel injection systems. This injector line is remanufactured from OEM cores and validated for consistent fuel delivery, helping restore proper engine performance on applications such as the Mercedes-Benz SL500, E430, and ML430. This part cross-references Genuine 1130780049 for the same application.

Compatible With 1999-2002 Mercedes-Benz SL500, 2000 Mercedes-Benz CL500, 1999-2000 Mercedes-Benz CLK430, 1998-2000 Mercedes-Benz E430, 1998-2000 Mercedes-Benz ML320, 1999-2000 Mercedes-Benz ML430, and 2000 Mercedes-Benz S430. The 852-12170 injector is also a fitment-based search match for Mercedes-Benz fuel injector replacement needs across these model years.

Common Issues This Part Can Help Address

• Rough idle caused by inconsistent fuel delivery
• Hard starting related to injector wear or contamination
• Misfire conditions from poor spray pattern or flow imbalance
• Fuel trim problems tied to weak injector performance
• Loss of engine smoothness under load

Installation Notes and Tips

Confirm OE part number match before installation and verify vehicle fitment by year, make, and model. Inspect the fuel rail, connectors, and sealing surfaces during service, and replace any damaged external seals or o-rings as needed. After installation, check for leaks and clear any stored diagnostic trouble codes.

Quality Assurance

GBR remanufactures this injector in a U.S.A. facility using a controlled 15-step process. Each unit is tested under multiple operating conditions to confirm OE-level performance targets for fuel delivery and electrical characteristics.