Read What Others Are Saying

These are the correct spark plugs and nothing else should be substituted! Tuned perfectly for the Z32 tt, happy tuning ...

Easy replacement, just a few minutes work and change the pins from the old connectors to the new ones and ...

Definitely a must especially when that hatch starts to get heavy after the years, easy install and a quality product, ...

Great replacement didn't even think about this into i had to change the spark plugs, glad Z1 shows recommend products ...

Very nice upgrade - high quality product - anyone that has removed an engine from a 350z should consider putting ...

Better than what I had in the first place very solid and look amazing ...