HKS Super Fire Racing M45 Spark Plug (NGK9) 20-0551-03 20-0851-05 MATERIAL FORGED 4340 - Made

MATERIAL FORGED 4340 - Made from strong and durable 2 piece 4340 forgings these rods will withstand almost everything you can throw at them

Engineered by Radium Engineering to provide easy servicing and pump replacement for FCST-X systems with complete module assembly for quick installation

Convert factory carbon ceramic rotors to iron rotors

Face Pattern: Slotted

HKS Super Fire Racing M45 Spark Plug (NGK9) 20-0551-03 20-0851-05 MATERIAL FORGED 4340 - MadeHKS Super Fire Racing M Series spark plugs are built for high output and tuned engines that need stable ignition under heat and high rpm. An iridium alloy centre electrode paired with a platinum tipped ground electrode produces a fine, durable spark with strong wear resistance, so ignition stays consistent under boost and sustained load. Features Iridium alloy centre electrode and platinum ground electrode for a strong, stable spark High resistance to