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409 PRO RACE Red Spark Plug Wires - Ready to Install

Availability: In stock
Item #: DK-WRS-RED-10
Manufacturer: DK Custom Products

DK Custom 409 PRO RACE Red Spark Plug Wires - Ready to Install Harley High Performance Maximum Fire Power Silicone ECM Coil Relocation Harley Davidson

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by Taylor Cable

High Performance

Red Spark Plug Wires

Made In The USA



  • "409" PRO RACE wires provide continuous heat protection up to 600 degrees Farenheit.
  • The 10.4mm wires deliver 102,000 volts dielectric strength.
  • Spiral-Wound core with 350 ohms per foot resistance for EMI and RFI suppression delivers the Maximum Fire Power without radio interference.
  • Designed for use with electronic ignition systems found on Harley-Davidsons. They are 100% compatible with the Ion Sensing Knock Retard System used by Harley-Davidson.
  • Low Profile 100% silicone PRO BOOTS feature vibration proof double spring locking spark plug terminals.
  • Also available in Black.
  • Perfect for DK Custom Coil & Coil Key Relocation Kits.


These Premium Race-Ready Wires are 10" from end to end. 

Custom made for DK Custom Coil Relocation Kits for:





You Won't Find a Better Wire For Your HARLEY


These will not fit 1995-2003 Sportster Coils.  Click this LINK to see the wires that fit 1995-2003 Sportsters

These are the Plug Wires you need for the 2004-2006 Sportsters with a coil relocation, click this LINK. Also available in Black, HERE.

They are also available in 24" lengths.  See HERE.


I just installed these yesterday and went for a ride.  It may be my imagination, but my "seat of the pants dyno" said I had MORE power!  They look good too!  Thanks!  -Jimmy


"409” ignition wires provide continuous heat protection up to 600-degrees Fahrenheit

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