HKS M-Series spark plugs are high performance Iridium plugs designed to provide improved ignition performance, durability and anti-carbon build-up.

M-Series Super Fire Spark Plugs Feature:

– 0.6mm Iridium Alloy Center Electrode

– Outer Electrode with Platinum Chip

– Short Type Outer Electrode (Anti-Vibration)

– Thermal Edge

– Spark Support Gap

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

Heat Range: 9

Priced for a set of four, to order individually, please contact us.