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DENSO Iridium Spark Plug – IK20 5304

Original price was: $14.95.Current price is: $4.49.

SKU: IK20 Category: Tag:

Description

Factory-spec iridium spark plugs deliver superior ignition reliability across a wider range of engine conditions, from idle to full boost. The ultra-fine 0.4mm electrodes demand less voltage to fire while maintaining consistent performance through extended service intervals. If you’re running a tuned engine, daily driver, or racing application, these plugs eliminate the guesswork of spark timing and combustion stability.

Technical Specifications:

  • Material: Iridium electrodes
  • Hardness: 6x platinum
  • Max temperature: 4,000°F
  • Center electrode: 0.4mm
  • Welding: 360° laser
  • Ground electrode: Tapered U-groove
  • Flame kernel: Large volume area
  • Wear resistance: Extended life
  • Voltage requirement: Reduced
  • Fitment: Vehicle-specific (verify application)
  • Installation: Direct bolt-on