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From: Corona CA - "An Armed Society is a Polite Scociety"
E3 Spark Plugs
I looked through the forum and could not find a posting regrding E3 plugs.
Has anyone tried them?
Any opinions? Good or Bad or should I just go with Denso, Iridiums?
I'm not looking for the best spark plug but what works best in a C5.
Last edited by c5Cruiser; Oct 18, 2010 at 06:22 PM.
I looked through the forum and could not find a posting regrding E3 plugs.
Has anyone tried them?
Any opinions? Good or Bad or should I just go with Denso, Iridiums?
I'm not looking for the best spark plug but what works best in a C5.
If your sig is accurate, you have a stock motor. That being the case, what is keeping you from selecting what GM recommends for your engine?
You really can't go wrong with OEM replacements. The retail price is pretty high, but perhaps someforum vendors could help you. I've run Autolite 103, NGK TR-55, NGK TR6 and Densos in my LS1s and all of them performed well. If you don't plan to mod your car, get the OEM replacements.