409 Pro Racing Wire 79253

Reliable spark plug wire performance directly impacts ignition timing accuracy and combustion efficiency—two critical factors that separate consistent lap times from costly misfires. The 409 Pro Racing Wire delivers the shielded, low-noise characteristics demanded by high-RPM V8 engines, ensuring clean signal transfer even under the thermal and electromagnetic stress of sustained racing conditions. With a spiral core construction and quality boot design, this cut-to-fit kit lets you dial in proper wire routing without sacrificing electrical integrity.

• Spark plug wire set
• 409 Pro Race grade
• 10.4 mm diameter
• Spiral core construction
• 135-degree plug boots
• HEI/socket style
• Red color
• Cut-to-fit configuration
• V8 engine application
• Complete kit