Thread: Best Spark Plugs
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      03-21-2020, 11:45 AM   #3
doggboy
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Drives: BMW 650i
Join Date: Jul 2019
Location: san diego

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If your car is stock, the factory Bosch plugs are your best value. I you have a tune, there are 1 step colder and 2 step colder NGK plugs that are what most go with.
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