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Upgrading plug wires: Worth it or Not?

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Old Sep 2, 2006 | 01:13 AM
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Default Upgrading plug wires: Worth it or Not?

I did upgrade the plugs since the stockers needed to be replaced after 85k, and I was changing headers.. but I hear the GM wires are just fine. Would I notice ANY difference at all upgrading them from stock wires? Or just wait til one becomes a problem to upgrade? or hell, even replace with new stockers?
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Old Sep 2, 2006 | 01:59 AM
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thats a good question but i think that in the long run upgrading your wires will help you as you start to get heavy in the mods
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Old Sep 2, 2006 | 02:11 AM
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with all the miles i would go ahead and pic up a set of msd 8.5mm all the other ones suck
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Old Sep 2, 2006 | 07:10 AM
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If the wires NEED replacing, then aftermarket ones are a viable choice. However, there are plenty of guys (myself included) that are making well in excess of 500rwhp with the stockers...
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Old Sep 2, 2006 | 11:46 AM
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There's no need to replace them unless they are failing. You won't gain power like some tend to think.
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Old Sep 2, 2006 | 11:09 PM
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That's kind of what I thought.
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Old Sep 3, 2006 | 12:59 AM
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They will not net you anymore horsepower, but are a good thing to do if you NEED to replace the stockers.
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Old Sep 3, 2006 | 02:25 AM
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great post man and a great question i was beginning to wonder this myself,
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Old Sep 3, 2006 | 09:35 PM
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Originally Posted by Asmodeus
I did upgrade the plugs since the stockers needed to be replaced after 85k, and I was changing headers.. but I hear the GM wires are just fine. Would I notice ANY difference at all upgrading them from stock wires? Or just wait til one becomes a problem to upgrade? or hell, even replace with new stockers?
IMO...complete waste of cash. I had Taylor 10.4's on mine (which didn't make the engine run any better to begin with) and when I went to do a spark plug change one day 5 or 6 of them broke while pulling them off (and yes I pulled them off properly). So luckily I had kept my stock wires, I put them on and there is ABSOLUTELY 100% ZERO difference on my big stroker engine as far as performance.

Unless you're going huge power, they are useless.
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Old Sep 3, 2006 | 10:36 PM
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Yea, MSD's are real nice, with all the modding your going to be doing, this is a great place to start.
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Old Sep 4, 2006 | 05:19 AM
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More of an appearance mod at first. MSD's all the way. Taylor seems to make a shitty plug wire.
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