URO 278070120180 Direct Injection High Pressure Fuel Pump - Right

Overview

This URO direct injection high pressure fuel pump is built for gas applications and fits a wide range of Mercedes-Benz models with right-side placement. It uses a bolt-mounted external design with a rectangular female connector, making it a focused replacement for the fuel system on performance and luxury vehicles.

Part number 278070120180 is a practical choice when you need a replacement pump with threaded M16 x 1.0 inlet and outlet connections, a sealed housing, and an electric pump layout. It is listed for Mercedes-Benz SL550, S550, and E550 applications, along with multiple AMG and GLS/GLE variants.

Key Features

• Direct injection high pressure fuel pump for gas engines
• External, bolt-mounted design with threaded outlet connection
• SS-430 housing with silver finish
• Rectangular female connector with blade terminals
• Gasket or seal included
• URO part number 278070120180

Detailed Description

URO 278070120180 is a direct injection high pressure fuel pump engineered for Mercedes-Benz vehicles that use a right-side external pump configuration. The pump features a flared inlet, threaded outlet, M16 x 1.0 fitting sizes, and a two-terminal electrical interface with a rectangular connector shape. Its SS-430 housing and sealed construction support a clean, serviceable replacement for the original fuel delivery component.

This part cross-references Delphi HM10089 for the same application. It is listed across Mercedes-Benz SL550, S550, E550, CLS550, GL550, ML550, and related AMG models, so fitment should be matched carefully to the exact vehicle application before ordering. The URO 278070120180 is also referenced by interchange numbers including USDI10089 and V30-25-0004.

Common Uses

• Restoring fuel pressure in a direct injection system
• Replacing a worn or leaking high pressure fuel pump
• Addressing hard-start or fuel delivery complaints
• Correcting drivability issues tied to inadequate fuel supply
• Servicing a failed external pump on supported Mercedes-Benz applications

Installation Notes

Verify the right-side fitment, connector style, and M16 x 1.0 inlet and outlet thread sizes before installation. This pump uses bolt mounting and does not include mounting hardware or a wiring harness. Confirm the vehicle’s fuel system configuration and compare the original part number 278070120180 to the replacement before service.

Quality Assurance

URO Parts components are manufactured to meet or exceed OEM specifications for European vehicles. A.P.A. positions the URO line as a professional-grade replacement option for repair work where accurate fit and original-style function matter.