Bosch 66148 Original Equipment Fuel Pump Module Assembly for BMW 535i

The Bosch 66148 is an original equipment fuel pump module assembly designed for select BMW 535i, 535i xDrive, and 535xi models from 2008 to 2010. This complete module assembly delivers the same quality vehicles were built with when new, ensuring precise fit and reliable performance.

Key Features:

• Innovative Turbine Pump technology virtually eliminates fuel pulsation, noise, and hot-start problems associated with older pump designs
• Engineered to operate in extreme temperatures and under low fuel conditions for extended service life
• Integrated fuel strainer keeps dirt and debris from entering the pump, preventing premature failure
• Includes fuel level sending unit for accurate fuel gauge operation
• End-of-line function tested before leaving the manufacturing facility to ensure quality and performance
• Electric in-tank design delivers fuel at high pressure to meet modern performance and emissions requirements

This fuel pump module assembly replaces BMW OEM part number 16-11-7-373-521. Symptoms of a failing fuel pump include difficulty starting, loss of power during acceleration, unusual noises from the fuel tank, and engine stalling under load. Professional installation is recommended, and it's advisable to replace the main fuel filter and opposite side fuel strainer during installation for optimal performance.