Upgrade your BMW 3 Series (F30, F31, F34) or BMW 4 Series (F32) with this high-quality Battery Blow Off Positive Wire Lead Cable (OEM 61129259425 / 61126834543 / 9259425). Designed to restore reliable power flow and protect your vehicle’s electrical system, this cable ensures a secure connection between the battery and power distribution, reducing the risk of voltage drops, starting issues, and wiring damage.

OEM Number: 61129259425,61126834543,9259425, 96SKV303,E101907, 6834543|61 12 9 259 425, 61 12 6 834 543, 259-425, TB61129259425

Our SKU: TB61129259425_94

All our battery cables are OEM quality and reliable after market car parts. This Positive Battery Blow Off Cable Wire For Bmw is specifically compatible with BMW 3 Gran Turismo, 3 Series, 4 Gran, 4 Series.

Please use our make-model-year tool to check this part's compatibility with your vehicle. However, please note that our tool is for reference only and we recommend that you check the part number on your old unit prior to purchasing.

If you are still not sure about the compatibility of this part to your vehicle, please supply us with the VIN number or Registration number in our live chat or contact form and our experts will gladly help!

FAQs 

1. Q: What is the compatibility of this battery blow off positive wire cable?
   A: This cable is compatible with BMW 3 Series and BMW 4 Series models including F30, F31, F32, F34. It replaces OEM part numbers 61129259425, 61126834543, and 9259425.

2. Q: Why is this called a “blow off” cable / what does “battery blow off wire” mean?
   A: “Blow off” in this context refers to a protective or relief cable used in battery circuits to manage load surges or current spikes. It acts as a safety / protective wiring path. (Use in conjunction with correct engineering definitions or OEM docs.)

3. Q: Is this an OEM cable or aftermarket replacement?
   A: This cable is an OEM-quality aftermarket replacement designed to meet or match original specifications.

4. Q: What are the included part numbers / superseded numbers?
   A: The listing states the relevant part numbers as: 61129259425, 61126834543, 9259425 and variants.

5. Q: How to install the positive battery blow off cable lead?
   A: General steps:

   • Disconnect the negative battery terminal first

   • Remove the old cable

   • Route the new cable following same path

   • Attach correct terminals / connectors (tighten bolts / nuts to spec)

   • Reconnect negative terminal and test electrical system

6. Q: What warranty or return policy does this product have?
   A: We offer 60 days returns.Please check our Return Policy.

7. Q: Why should I replace the battery blow off / positive cable?
   A: Over time cables may corrode, degrade insulation, or suffer damage. A failing positive cable can lead to poor electrical connection, voltage drop, or even starting / charging issues in BMWs.

8. Q: Can I use this cable in other BMW models?
   A: It is specifically designed for 3 & 4 Series (F30, F31, F32, F34). Using in other models may risk mismatch in connectors, length, or compatibility.