NGK 97506 "2 Step Colder" Spark Plug Set of 6

They are 2 steps colder than stock plugs and suggested for higher boost E85, water/meth injection, and/or upgraded turbocharger applications

Features & Benefits

Often specified as original equipment, NGK Laser Iridium spark plugs are the best combination of performance and longevity.

• Fine wire Iridium center electrode
• Platinum pad at ground electrode for even wear in DIS ignition systems
• Engineered for specific vehicle applications
• Iridium tip is six (6) times harder than platinum