As long as IK/KH/Q/W/T16/20L (Original 1.1mm) once is gapped to 0.8mm => more power and performance can be expected (immediate effect after installed).
Measurement of plug gapping to 0.8mm will be shown to buyer during order collection.
bros n sis...need some advise n couldnt find it elsewhere so i'm starting this thread so other ppl with any intention of getting an old Nissan Z can come here and read up.
Hey guys,since getting REALLY serious to sell the car off, I took this out and decided to put it on sale . Did the exhaust in JFA some months back and since then only drove around 1k or 2k km since. It sounds...