Genuine OEM BMW N54/N55 Electric Water Pump 11515A05704 - Coolant/Circulation Pump Replacement for 135i 1M 335i 535i 640i 740i Z4 35i X1 X3 X4 X5 X6 (E82 E88 E90 E91 E92 E93 E60 E61 F10 F11 F07 F06 F12 F13 F01 F02 E84 F25 F26 E70 E71)

BMW N54 N55 Engine Coolant Circulation Pump | Factory-Spec Replacement | Part No. 11515A05704

Restore rock-solid cooling performance on your turbocharged straight-six with this authentic BMW electric coolant circulation pump. Built to original equipment standards for N54 and N55 engines, it is the direct replacement unit for a wide range of 1 Series, 3 Series, 5 Series, 6 Series, 7 Series and X models, plus the E89 Z4 35i and 35is. If your car is running hotter than it should, throwing coolant pump faults or you are refreshing the cooling system on a tuned build, this is the dependable factory solution that just works.

• Genuine BMW part for N54 and N55 applications for perfect fit and correct DME communication
• Original equipment quality for reliability, smooth coolant flow and long service life
• Direct swap for the tired or failed pump to cure overheating and coolant circulation warnings
• Proven by MJ Modifications on customer cars with excellent feedback and real-world results
• Ideal preventative maintenance for remapped, track-driven and daily-driven vehicles

Part number: 11515A05704

Vehicle coverage

Fits BMW models equipped with the N54 or N55 3.0 petrol engine, including but not limited to:

• 1 Series: E82 E88 135i and 1M
• 3 Series: E90 E91 E92 E93 335i and 335xi
• 5 Series: E60 E61 535i plus F10 F11 and F07 GT 535i and xDrive variants
• 6 Series: F06 Gran Coupe, F12 and F13 640i including xDrive
• 7 Series: F01 F02 740i and 740Li including Hybrid variants
• SAV and SAC: E84 X1 35iX, F25 X3 35iX, F26 X4 35i and M40i, E70 LCI X5 35iX 40iX, E71 X6 35iX 40iX
• Z Series: E89 Z4 sDrive35i and sDrive35is

Not sure it suits your car? Provide your UK registration or last 7 of the VIN and we will confirm compatibility prior to dispatch.

Why choose the factory unit

Genuine BMW ensures the correct electrical interface with the ECU, accurate thermal management and consistent coolant pressure, helping protect head gaskets, turbos and plastic cooling system components. It is the safest choice for owners seeking an OE-standard 3.0 turbo petrol water pump without the guesswork.

Important installation note

Replace the single-use aluminium mounting screws during installation. We recommend the Genuine BMW E60 E81 E90 F01 Water Pump Aluminium Screw Kit for a proper OE fit and torque retention.

Professional fitting

Have it installed by experts. MJ Modifications in Warwickshire offers full fitting and cooling system health checks. Request a quote at info@mjmodifications.co.uk.

Warranty

UK customers: two-year manufacturer warranty. International customers: one-year manufacturer warranty. Warranty validation requires a compatible VIN to be provided at checkout.

Search terms customers use

BMW coolant circulation pump N54, N55 engine water pump replacement, E9x 3 Series radiator pump, F10 5 Series cooling pump, F01 7 Series coolant pump, E89 Z4 35i pump, X5 35i water pump, X6 40i pump, 3.0 twin turbo cooling system pump, OE BMW pump 11515A05704, factory BMW pump for 135i 335i 535i 640i 740i, xDrive coolant pump, UK stock BMW water pump, genuine replacement pump for N54 N55.