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  1. S

    2007 problems

    I'd replace the plugs every 3 yrs or 50k miles. Keeps the spark fresh and ensures no fouled plugs. :happy160:
  2. S

    New to the Forum

    I'm new also and welcome aboard. I definately try to use this web to learn as much as I can about what everyone thinks and encounters with their veh. Hoping that I made the right choice. Mine -2009 ltz
  3. S

    Bosch Platinum +4 Spark Plugs

    I totally agree with NGK. I use them for my Motorcycles and Boat. If they can take 13000 rpm firing all day long., then they are quality.:happy160:
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