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Rodger · 03-25-2007, 01:33 PM

I pulled the original Beru plugs from my '99 Boxster back around 27K miles and replaced them with the Denso iridium plugs.

It drove exactly the same....absolutely no discernable difference.

03-25-2007, 01:33 PM	#9
Rodger Registered User Join Date: Nov 2006 Location: Anchorage, AK Posts: 172	I pulled the original Beru plugs from my '99 Boxster back around 27K miles and replaced them with the Denso iridium plugs. It drove exactly the same....absolutely no discernable difference. __________________ http://i19.photobucket.com/albums/b1...dingAvatar.jpg Sold September 4th, 2007.