Further, Denso is one of the world’s largest manufacturers ... From ACDelco comes the Professional Iridium Spark Plug line. Featuring the latest technology available, these plugs are designed ...

Further, Denso is one of the world’s largest manufacturers ... From ACDelco comes the Professional Iridium Spark Plug line.

Double iridium firing pin 360 degrees continuous ... enhanced ground electrode Great ignitability This DENSO Platinum TT Spark Plug six-pack has a twin-tip design made with platinum and titanium.

The current plugs are Denso iridium and have just over 30,000 miles on them. I was wondering if any of you have any basis of comparison between Denso iridium plugs and NGK's Iridium IX plugs.

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The Iridium plugs are supposed to be more efficient than their platinum counterparts. I just ordered a set of Denso Iridium spark plugs for my Audi A4 Avant 1.8T engine. I will be installing them ...