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Which NGK Plugs for my truck??

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Old 09-25-2003, 05:20 PM
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Default Which NGK Plugs for my truck??

Which NGK plugs would be the best (performance) choice for my truck.

2003 4.8


Also where is the best place to order them from??

Thanks

-D.S.
Old 09-25-2003, 05:36 PM
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Default Re: Which NGK Plugs for my truck??

ngk tr55's you can get them from >>> www.ls1speed.com
Old 09-25-2003, 08:08 PM
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Default Re: Which NGK Plugs for my truck??

That would be the NGK "copper plus" plugs?
Old 09-25-2003, 08:39 PM
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Default Re: Which NGK Plugs for my truck??

the tr55's are the iridium plugs... i got mine from www.thunderracing.com
Old 09-25-2003, 10:07 PM
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Default Re: Which NGK Plugs for my truck??

"50-TR55-IX NGK TR55-IX Iridium Spark Plugs, Stock heat range, gapped at .050 "


These??
Old 09-26-2003, 12:35 AM
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Default Re: Which NGK Plugs for my truck??

Take the IX off and you will have the regular copper TR55. I beleive the reg ones come pregapped at .056-.057.
btw.. I get mine from the local O'Riley's.
Old 09-26-2003, 01:20 AM
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Default Re: Which NGK Plugs for my truck??

So I want the Iridium ones correct?
Old 09-26-2003, 01:26 AM
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Default Re: Which NGK Plugs for my truck??

just get the TR-55 plugs, and if you run nitrous/boost TR-6 plugs. if there is any kind of auto shop around you they should have them. Demon, is edmond close to okc??? if so go to Speedtek in OKC and get some there.
Old 09-26-2003, 10:20 AM
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Default Re: Which NGK Plugs for my truck??

Yea its close. I'll drop by.

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