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Post by desteoyer14 on Dec 12, 2019 5:40:31 GMT -5
I have a stock 99 5.7 vortec carbed in my rollback. I've always used stock plugs for fi. Would you guys recommend any thing else or leave it be? Thanks
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Landshark007
Feature Winner
I'm not here to win I'm here to make sure you don't win
Posts: 4,228
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Post by Landshark007 on Dec 12, 2019 8:32:14 GMT -5
If its stock I would keep it stock. I have good luck with AC Delco
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Post by destroyer14 on Dec 15, 2019 12:58:16 GMT -5
That's what I've always ran. Didn't know if you guys had any different preference. Truck always ran great. Ding tune up.going back like it is. Thanks
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Post by ADDICTEDtoIMPACT on Jan 30, 2020 21:29:59 GMT -5
AC delco
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Post by derbymann on Feb 10, 2020 11:04:11 GMT -5
Ac delco all day
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