These are NGK Iridium Spark plugs for the 350Z/G35 Engine. One step colder than stock, making these a great fit for a lightly modified street car with bolt-on breather/exhaust mods. Set of 6 included
Our new Compatibility checking feature is still being updated and revised. If you have questions about vehicle fitment, please contact us.
are these plugs pre gapped
- Bryan Gonzalez
Yes, they come pre-gapped at .043" (1.1mm)
GK 6619 Iridium Colder Spark Plugs #6 LFR6AIX-11 / its work will with twin turbo
- AHMAD ALAYEL
Yes, the colder spark plug can be used with Forced Induction applications.