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sparkplugs

  1. General Maintenance
    Hey guys I have a 2007 pontiac g5 gt and I need to change the spark plugs what would be a great brand because I've noticed there are a lot of different spark plugs out there and also one other question how can you tell if you have a 2.2 ecotech or a 2.4 ecotech engine thanks guys I'm pretty new...
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