Genuine BMW Turbocharger Coolant Return Pipe (Cyl/Zyl 1-3) N54 – Fits 135i, 335i, 535i, 740i, Z4 35i, X6 35i – E60 E82 E88 E90 E91 E92 E93 F01 F02 E71 E89 – OEM Water Return Line – 11537558900

Genuine BMW Turbocharger Coolant Return Pipe - Zyl. 1-3 - Part No. 11537558900

Keep your BMW’s turbo cooling system leak free and reliable with this Genuine BMW turbocharger coolant return pipe for cylinders 1-3. This OEM BMW coolant return line is the exact factory replacement for many 135i, 335i, 535i, 740i, X6 35i and Z4 35i models, delivering perfect fitment, long-term durability and peace of mind. Ideal if you are fixing a turbo coolant leak, refreshing ageing turbo water lines or restoring stock reliability on N54 twin-turbo applications.

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Why choose this OEM BMW turbo coolant return line

• Genuine BMW part for exact fit and function
• Direct replacement coolant return pipe for Zyl. 1-3 turbos
• Helps prevent coolant leaks around the turbocharger
• Restores factory reliability on performance BMW models
• Trusted by Nforcd technicians and customers on real vehicles
• Perfect for preventative maintenance and leak repairs

Part number

11537558900

Compatibility

Fits the following BMW models and variants:

• 1 Series
  • 1' E88 (11/2006 — 02/2010): 135i
  • 1' E82 (11/2006 — 06/2012): 135i, M Coupé
• 3 Series
  • 3' E90 (03/2006 — 09/2008): 335i, 335ix
  • 3' E90 LCI (07/2007 — 03/2010): 335i, 335ix
  • 3' E91 (03/2006 — 08/2008): 335i, 335ix
  • 3' E91 LCI (07/2007 — 02/2010): 335i, 335ix
  • 3' E92 (06/2005 — 02/2010): 335i, 335ix
  • 3' E92 LCI (07/2009 — 06/2013): 335is
  • 3' E93 (10/2005 — 02/2010): 335i
  • 3' E93 LCI (09/2009 — 10/2013): 335is
• 5 Series
  • 5' E60 LCI (04/2006 — 12/2009): 535i, 535ix
  • 5' E61 LCI (04/2006 — 03/2010): 535ix
• 7 Series
  • 7' F01 (09/2007 — 06/2012): 740i
  • 7' F02 (09/2007 — 06/2012): 740iL
• X Series
  • X6 E71 (01/2007 — 03/2010): 35ix
• Z Series
  • Z4 E89 (01/2008 — 08/2016): 35i, 35is

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Fitting and support

Professional installation recommended. For fitting at Nforcd in Warwickshire, request a quote at Sales@nforcd.com.

Compatibility check

We will verify fitment before dispatch. Provide your UK registration number or the last 7 digits of your VIN at checkout to ensure the part matches your vehicle.

Manufacturer and warranty

Manufacturer: BMW

Warranty: Two years manufacturer warranty for UK customers and one year for international customers when a VIN is provided at checkout on compatible vehicles.

Nforcd recommendation: we have installed this Genuine BMW turbo coolant return pipe on customer cars with excellent results. If your BMW shows signs of coolant weep near the turbo or you are refreshing the cooling system on a performance model, this OEM part is the right solution.