Heat Exchanger Hose Blanking Plugs – BMW M47N2 / M57N2 / N47 / N57 Diesel

When the heat exchanger is removed from BMW diesel engines (M47N2, M57N2, N47, N57), the coolant hose ports must be sealed to prevent coolant leaks and keep the cooling system intact. This plug set provides the correct blanking plugs to seal both hose ports cleanly and permanently. BMW models with M47N2, M57N2, N47, or N57 diesel engine — 3 Series E46/E90/E91/E92, 5 Series E60/E61, X3 E83, X5 E70, and others

Fits OEM #330xd.

When to Inspect This Part

• whistling or excessive crankcase vacuum
• smoke after warm-up

What's Included

• 1 × Heat Exchanger Hose Blanking Plugs

OEM Part Numbers and Vehicle Fitment

Additional confirmed fitment

• BMW 1 Series E87, 118d, M47N2, 02.2003 - 02.2007
• BMW 1 Series E87, 120d, M47N2, 02.2003 - 02.2007
• BMW 3 Series E46 330d, M57, 06.1998 - 04.2003
• BMW 3 Series E46 330xd, M57, 06.1998 - 04.2003
• BMW 3 Series E46, 330d, M57N, 09.2002 - 08.2006
• BMW 3 Series E90, 318d, M47N2, 02.2004 - 08.2008
• BMW 3 Series E90, 320d, M47N2, 02.2004 - 08.2008
• BMW 3 Series E90, 330d, M57N2, 02.2004 - 08.2008
• BMW 3 Series E90, 330xd, M57N2, 02.2004 - 08.2008
• BMW 3 Series E92, 330d, M57N2, 02.2004 - 08.2008
• BMW 3 Series E92, 330xd, M57N2, 02.2004 - 08.2008
• BMW 3 Series E93, 330d, M57N2, 09.2005 - 02.2009
• BMW 5 Series E39 525d, M57, 12.1997 - 12.2003
• BMW 5 Series E39 530d, M57, 12.1997 - 12.2003
• BMW 5 Series E60, 520d, M47N2, 02.2002 - 02.2007
• BMW 5 Series E60, 525d, M57N, 02.2002 - 02.2007
• BMW 5 Series E60, 530d, M57N, 09.2002 - 09.2005
• BMW 5 Series E60, 530d, M57N2, 02.2002 - 02.2007
• BMW 5 Series E60, 530xd, M57N2, 02.2002 - 02.2007
• BMW 5 Series E60 LCI, 520d, M47N2, 10.2005 - 12.2009
• BMW 5 Series E60 LCI, 530d, M57N2, 10.2005 - 12.2009
• BMW 5 Series E60 LCI, 530xd, M57N2, 10.2005 - 12.2009
• BMW 5 Series E61, 520d, M47N2, 11.2002 - 02.2007
• BMW 5 Series E61, 525d, M57N, 11.2002 - 02.2007
• BMW 5 Series E61, 530d, M57N, 09.2002 - 09.2005
• BMW 5 Series E61, 530d, M57N2, 11.2002 - 02.2007
• BMW 5 Series E61, 530xd, M57N2, 11.2002 - 02.2007
• BMW 5 Series E61 LCI, 520d, M47N2, 11.2005 - 05.2010
• BMW 5 Series E61 LCI, 530d, M57N2, 11.2005 - 05.2010
• BMW 5 Series E61 LCI, 530xd, M57N2, 11.2005 - 05.2010
• BMW 7 Series E38 730d, M57, 12.1997 - 07.2001
• BMW 7 Series E65, 730d, M57N, 09.2002 - 02.2005
• BMW 7 Series E65, 730d, M57N2, 07.2004 - 07.2008
• BMW 7 Series E66, 730Ld, M57N2, 03.2005 - 07.2008
• BMW X3 E83, 2.0d, M47N2, 01.2003 - 07.2006
• BMW X3 E83, 3.0d, M57N, 01.2003 - 07.2006
• BMW X3 E83, 3.0d, M57N2, 01.2003 - 07.2006
• BMW X3 E83 LCI, 2.0d, M47N2, 03.2006 - 08.2010
• BMW X3 E83 LCI, 3.0d, M57N2, 03.2006 - 08.2010
• BMW X5 E53, 3.0d, M57N, 09.2002 - 09.2006
• BMW X5 E70, 3.0d, M57N2, 02.2006 - 03.2010
• BMW X6 E71, 30dX, M57N2, 09.2007 - 03.2010

Part Number / PN

330xd, 530xd, 730Ld

Important Fitment Check

Before ordering, compare the part design, dimensions, connectors, and every available OEM/P/N marking with the part installed on the vehicle. Matching OEM/P/N 330xd is the primary fitment check.

FAQ

How do I confirm fitment for this Heat Exchanger Hose Blanking Plugs?

Compare the exact OEM/P/N and physical design with the installed part. The primary reference is 330xd. Do not select the part by vehicle model alone.

What symptoms may indicate a problem with this Heat Exchanger Hose Blanking Plugs?

Confirmed symptoms include whistling or excessive crankcase vacuum, smoke after warm-up. Diagnose the original assembly before ordering so another fault is not mistaken for this part.

What is included with this Heat Exchanger Hose Blanking Plugs?

The confirmed kit contents are: 1 × Heat Exchanger Hose Blanking Plugs.

Does this listing include the complete surrounding assembly?

No. It includes only the item or repair components identified for this SKU. Inspect related parts separately and replace them only when diagnosis confirms a fault.

What should be checked before installation?

Check the OEM/P/N, dimensions, connectors, orientation, and condition of the mating components. Installation should follow the correct service procedure for the specific vehicle and assembly.

• BMW

Orders ship within 1–2 business days.

Standard delivery:

• USA: Some items ship from our US warehouse and arrive within 3 business days.
• USA-EU: 10–21 business days
• Worldwide: 14–30 business days

Shipping cost is shown at checkout.

Can I exchange or return an item?

Yes, you can exchange or return an item within 14 days of purchase. This right is guaranteed to you by the Law on the Protection of Consumer Rights

To use this feature, please make sure that:

• the product was not in use and has no traces of use: scratches, chips, abrasions, etc.
• the goods are fully completed and the integrity of the packaging is not violated
• retained all labels and factory markings