2011 silverado Plugs and wires

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Feb 15, 2014 | 09:06 PM

chutto

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Joined: Mar 2005

Posts: 139

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From: Guyton, GA

2011 silverado Plugs and wires

About to do a full service and thinking of changing from delco....what is everyone running and why? Stock 5.3

Feb 18, 2014 | 12:23 PM

Markystang

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Joined: Nov 2012

Posts: 35

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From: Ontario, Canada

I'm running Delco Iridium plugs in my 08. I'm pretty happy with them.
To be honest, it's not really something that you'll notice a big difference unless your stock parts are worn out.

Feb 18, 2014 | 02:02 PM

JD8310R

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Joined: Feb 2014

Posts: 23

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From: South Carolina

possibly NGK TR55 or TR6. Im running BRE7F but for nitrous in my 6.2

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