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RECENTLY VIEWED
NGK Iridium IX Spark Plugs, TR5IX (4 Pack)
[7397]
$33.80
These are the high end spark plugs. I usually run the TR5 and decided to give these a try. Is there a difference? I really can't tell. My car runs the same. I think these are made for more performance oriented deals.
reviewed on 10/04/2013 by Carl A
YOUR ACCOUNT
![STILLEN Supercharger Kit [SATIN | TUNER] (2014-2015 Infiniti Q50)](images/STILLEN/VQ37 SUPERCHARGER SYSTEM.jpg "STILLEN Supercharger Kit [SATIN | TUNER] (2014-2015 Infiniti Q50)")
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