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You are here: Mazdaspeed Parts - Home / MazdaSpeed 3 / MazdaSpeed3 Engine / MazdaSpeed 3 2007-2010 / MazdaSpeed 3 2007-2010 Spark Plugs / HKS M-Series Super Fire Racing Spark Plugs - MazdaSpeed 3/6
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HKS M-Series Super Fire Racing spark plugs are high performance Iridium plugs designed to handle advanced levels of tuning and provide Improved ignition performance, durability and anti-carbon build-up. These are some of the best spark plugs on the market.

Heat Range 8

M-Series Super Fire Spark Plugs Feature:
   1. 0.6mm Iridium Alloy Center Electrode
      Iridium Alloy Center Electrode reduces voltage requirement as well as improving ignition performance and durability.
   2. Outer Electrode with Platinum Chip
      The Outer Electrode incorporates a square platinum chip which improves durability, and when combined with the iridium center electrode boosts ignition performance.
   3. Short Type Outer Electrode (Anti-Vibration)
      The outer electrode has been shortened and engineered with the ideal shape to decrease weight for resistance against vibration.  This anti-vibration design improves longevity of the outer electrode.
   4. Thermal Edge
      After long idling or various combustion conditions carbon buildup can occur causing misfires. The Thermal Edge of the ceramic insulator will discharge to help decrease carbon deposits.
   5. Spark Support Gap
      Discharges will occur in the Spark Support Gap (space between the tip of insulator and the base of the outer electrode) to help prevent carbon buildup.

*M Series is recommended for reliable ignition, durability and anti-carbon buildup under high load.


Buy Together and Save: $5.01

HKS M-Series Super Fire Racing Spark Plugs - MazdaSpeed 3/6
HKS M-Series Super Fire Racing Spark Plugs - MazdaSpeed 3/6
+ NGK ILTR6A-8G Laser Iridium Spark Plugs Set - MazdaSpeed 3/6
NGK ILTR6A-8G Laser Iridium Spark Plugs Set - MazdaSpeed 3/6

Buy Together For Only $161.89

Buy Together Now


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