Features: 1.Advantage of Armature and Carbon Commutator: Overmolded armature reduces fuel flow turbulence, carbon commutator eliminates oxidation and high electrical corrosion. 2.Premium Rubber Feet and Float Arm: The rubber feet can reduce noise and vibration during operation, for the floating arms, pre installed and calibrated, can ensure proper fuel reading. 3.Stable Operation: Turbine designed electric fuel pump for stable fuel pressure delivery, balanced internal pump armature for smooth operation, dependable to use. 4.Carbon Brush Characteristic: The carbon brush ensures that the commutating process between the brush and the armature does not generate sparks and helps to conduct a steady current between the moving parts of the pump's electrical components. 5.Backflow Check Valve: Professional manufacturing, the return check valve helps maintain fuel line pressure for faster starting, directly replace the damaged and worn out one, restore the performance to new state. Specification: Item Type: Electric Fuel Pump Material: ABS OEM: 1644701994, 1644700194, 1644702194, 1644701694, FG1163, FG1279, SP5114M, E8924M, 323-50109, 323-50475 Application: Aftermarket replacement parts, in line with OEM standards, directly replace the damaged and worn out one, restore the performance to new state, directly replacement without modification Fitment: Replacement for Mercedes Benz GL450 Base Sport Utility 4 Door 2007-2009 Replacement for Mercedes Benz GL550 Base Sport Utility 4 Door 2008-2009 Replacement for Mercedes Benz ML350 4Matic Sport Utility 4 Door 2006-2009 Replacement for Mercedes Benz ML350 Base Sport Utility 4 Door 2006-2007 Replacement for Mercedes Benz ML350 Base Sport Utility 4 Door 2009-2009 Replacement for Mercedes Benz ML350 Introduction Sport Utility 4 Door 2006-2006 Replacement for Mercedes Benz ML350 Lujo Sport Utility 4 Door 2008-2009 Replacement for Mercedes Benz ML350 Premium Sport Utility 4 Door 2006-2006 Replacement for Mercedes Benz ML500 Base Sport Utility 4 Door 2006-2007 Replacement for Mercedes Benz ML500 Introduction Sport Utility 4 Door 2006-2006 Replacement for Mercedes Benz ML500 Premium Sport Utility 4 Door 2006-2006 Replacement for Mercedes Benz ML550 Base Sport Utility 4 Door 2008-2009 PackageList: 1 x Electric Fuel Pump Unit Assembly 1 x Rubber Sealing Ring Note: 1. Please double check the part number of your item, matching information is for reference only. 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!