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ThunderMax Pigtail Harness

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J&P Part: 402-929


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ThunderMax Pigtail Harness

Fitment Note: For use with Zipper's ThunderMax ECM.

• ThunderMax Pigtail Harness

• This pigtail harness allows a second port for the communication cable connection to the ThunderMax

• It is installed to the bike’s wiring harness at the 36-pin ECM connector (connection requires harness plug disassembly; two terminated wires are inserted into two unused ports in the 36-pin connector, and a ground wire added)

• Handy for motorcycle models with tight clearances around the ECM such as Dyna, Softail, Rocker and 2002-2005 V-Rod models

• Requires ThunderMax ECM with serial number 114000 or higher (produced beginning August 2008)

• Will not work on previous model ThunderMax ECM’s

Product Specs

  • Manufacturer Part Number: 309-324
  • Sold in Units: Each


Fitment Note: For use with Zipper's ThunderMax ECM.

Note: This item is a universal/custom fit component, and does not have any direct standard/OEM model application. Some items may require modification and an advanced level of mechanical skill and/or knowledge for installation.

Important Product Notes

This item cannot be returned once the package is opened. Manufacturing defects must be addressed through the manufacturer directly.