NGK (1422) ILKR8E6 Spark Plug 4 pack

Fits: 9th Gen Honda Civic Si

You can depend on NGK for quality and reliability.  

Features:

• Trivalent metal plating, which provide long-lasting durability and protection against anti-seizing
• Increases fuel economy and lowers emission
• Reduces ignition system voltage requirements  
• Works perfect in K24z engines looking for 1-step colder for forced induction
• Built to OEM specifications.