
SUMAX
Spark Plug Wire - 8 mm - Red - FXST
Part # DS-242603
$41.95
In Stock
- 60-day returns
- Free shipping over $100
- Secure checkout
CA Prop 65 Warning: WARNING:
Confirmed fit for 306 motorcycle configurations across Harley-Davidson, model years 1999–2017.
| Years | Make & Model |
|---|---|
| 2000-2003 Harley-Davidson | Wide Glide EFI FXDWGI |
| 2010-2012 Harley-Davidson | Softail Standard EFI FXSTI |
| 2007, 2010 Harley-Davidson | Softail Rocker FXCW |
| 2005 Harley-Davidson | 15th Anniversary Fat Boy FLSTF |
| 2007 Harley-Davidson | Softail Rocker C FXCWC |
| 2009 Harley-Davidson | Fat Boy Lo FLSTFB |
| 2012-2016 Harley-Davidson | FLD Switchback |
| 2012-2017 Harley-Davidson | FLS Softail Slim |
| 2010-2017 Harley-Davidson | FLSTFB Fat Boy Lo |
| 2008-2017 Harley-Davidson | FXDF Fat Bob |
| 2011-2013 Harley-Davidson | FXS Blackline |
| 2004-2005 Harley-Davidson | FXDXI Dyna Super Glide Sport |
| 2000-2007 Harley-Davidson | FXSTD Softail Deuce |
| 2003-2004 Harley-Davidson | FXSTDSE Screamin Eagle Softail Deuce |
| 1999-2005 Harley-Davidson | FXDX Dyna Super Glide Sport |
| 2001-2006 Harley-Davidson | FXSTDI Softail Deuce |
| 2001-2006 Harley-Davidson | FLSTCI Heritage Softail Classic |
| 2001-2003 Harley-Davidson | FLSTSI Heritage Springer |
| 2001 Harley-Davidson | FXDWG2 CVO Dyna Wide Glide |
| 2001-2003 Harley-Davidson FXDXT Dyna Super Glide T-Sport | |
| 2001-2006 Harley-Davidson | FXSTBI Night Train |
| 2001-2006 Harley-Davidson | FXSTSI Springer Softail |
| 2010 Harley-Davidson | FLSTSE CVO Softail Convertible |
| 2008-2009 Harley-Davidson | FXCW Rocker |
| 2009 Harley-Davidson | FXSTSSE3 CVO Softail Springer |
| 2008-2011 Harley-Davidson | FLSTSB Cross Bones |
| 2008 Harley-Davidson | FXSTSSE2 Screamin Eagle Softail Springer |
| 2012 Harley-Davidson | FLSTSE3 CVO Softail Convertible |
| 2011 Harley-Davidson | FLSTSE2 CVO Softail Convertible |
| 2008-2011 Harley-Davidson | FXCWC Rocker C |
| 2013-2014, 2017 Harley-Davidson | FXSB Breakout |
| 2013-2014 Harley-Davidson | FXSBSE CVO Breakout |
| 2002 Harley-Davidson | FXDWG3 CVO Dyna Wide Glide |
| 2014-2015 Harley-Davidson | FLSTNSE CVO Softail Deluxe |
| 2005-2007 Harley-Davidson | FLSTSC Softail Springer Classic |
| 2005-2006 Harley-Davidson | FLSTSCI Softail Springer Classic |
| 2005-2006 Harley-Davidson | FXDCI Super Glide Custom |
| 2004-2006 Harley-Davidson | FXDI Dyna Super Glide |
| 2016-2017 Harley-Davidson | FXDLS Low Rider S |
| 2005-2006 Harley-Davidson | FLSTFSE Screamin Eagle Fat Boy |
| 2005, 2007-2014 Harley-Davidson | FXDC Super Glide Custom |
| 2016-2017 Harley-Davidson | FLSS Softail Slim S |
| 2016-2017 Harley-Davidson | FXSE CVO Pro Street Breakout |
| 2007 Harley-Davidson | FXSTSSE Screamin Eagle Softail Springer |
| 2016-2017 Harley-Davidson | FLSTFBS Fat Boy S |
| 2006 Harley-Davidson | FLSTI Heritage Softail |
| 2005-2017 Harley-Davidson | FLSTN Softail Deluxe |
| 2006-2017 Harley-Davidson | FXDB Street Bob |
| 2006 Harley-Davidson | FXDI35 Dyna 35th Anniversary Super Glide |
| 2005-2006 Harley-Davidson | FLSTNI Softail Deluxe |
| 2000-2017 Harley-Davidson | FLSTC Heritage Softail Classic |
| 2000-2017 Harley-Davidson | FLSTF Fat Boy |
| 1999-2008, 2010-2017 Harley-Davidson | FXDWG Dyna Wide Glide |
| 1999-2005, 2007-2010 Harley-Davidson | FXD Dyna Super Glide |
| 1999-2005, 2007-2009, 2015-2017 Harley-Davidson | FXDL Dyna Low Rider |
| 2000-2009 Harley-Davidson | FXSTB Night Train |
| 2007-2010 Harley-Davidson | FXSTC Softail Custom |
| 2000-2009 Harley-Davidson | FXST Softail Standard |
| 2006 Harley-Davidson | FLST Heritage Softail |
| 2002-2006 Harley-Davidson | FLSTFI Fat Boy |
| 2004-2006 Harley-Davidson | FXDWGI Dyna Wide Glide |
| 2001-2006 Harley-Davidson | FXSTI Softail Standard |
| 2000-2006 Harley-Davidson | FXSTS Springer Softail |
| 2000-2003 Harley-Davidson | FLSTS Heritage Springer |
| 1999-2000 Harley-Davidson | FXDS-Conv Dyna Convertible |
- Designer plug wire sets come in distinctive, highly visible colors
- Precut and have the plug/coil boots and terminals already installed
- Boots and wires are made from extra-high-temperature silicone, which gives protection up to 600°F
- Spiro-Pro core provides up to 10 times the conductivity of a standard carbon-core wire
- Low resistance means they run cooler and last three to four times longer than carbon-core wires
- Designed for electronic ignitions, but also work great on point types
- Made in the USA
Customer Reviews
No reviews yet — be the first to review this part.
Overview
The SUMAX DS-242603: Spark Plug Wire - 8 mm - Red - FXST. Confirmed fit for 306 motorcycle configurations across Harley-Davidson, model years 1999–2017. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
More from SUMAX

SUMAX
DS-242142
Spark Plug Wire - 8 mm - Black - FXR
$41.95

SUMAX
DS-242352
Spark Plug Wire - 8 mm - Blue - FXR
$41.95

SUMAX
86285
Spark Plug Wire Kit - 8 mm - Red
$44.95

SUMAX
DS-242153
Spark Plug Wire - 8 mm - Red - FXR
$41.95

SUMAX
DS-242613
Spark Plug Wire - 8 mm - Red - '99-'06 FLT
$41.95

SUMAX
DS-242149
Spark Plug Wire - 8 mm - Red - FL/FX
$41.95

SUMAX
2104-0093
Spark Plug Wire - 10.4 mm - Black - '99-'08 FL
$59.95

SUMAX
2104-0308
Spark Plug Wire - 8 mm - Red - FL
$72.95
Fits these motorcycles
- Harley-Davidson Wide Glide EFI FXDWGI
- Harley-Davidson Softail Standard EFI FXSTI
- Harley-Davidson Softail Rocker FXCW
- Harley-Davidson 15th Anniversary Fat Boy FLSTF
- Harley-Davidson Softail Rocker C FXCWC
- Harley-Davidson Fat Boy Lo FLSTFB
- Harley-Davidson FLD Switchback
- Harley-Davidson FLS Softail Slim
- Harley-Davidson FLSTFB Fat Boy Lo
- Harley-Davidson FXDF Fat Bob
- Harley-Davidson FXS Blackline
- Harley-Davidson FXDXI Dyna Super Glide Sport
- Harley-Davidson FXSTD Softail Deuce
- Harley-Davidson FXSTDSE Screamin Eagle Softail Deuce
- Harley-Davidson FXDX Dyna Super Glide Sport
- Harley-Davidson FXSTDI Softail Deuce
- Harley-Davidson FLSTCI Heritage Softail Classic
- Harley-Davidson FLSTSI Heritage Springer
- Harley-Davidson FXDWG2 CVO Dyna Wide Glide
- Harley-Davidson FXDXT Dyna Super Glide T-Sport
- Harley-Davidson FXSTBI Night Train
- Harley-Davidson FXSTSI Springer Softail
- Harley-Davidson FLSTSE CVO Softail Convertible
- Harley-Davidson FXCW Rocker
