Mazdaspeed NGK 1-Step Colder Spark Plugs - Set of 4

Came pre gapped perfectly as described. Car kinda pops lil when you first start it up, totally normal. Take it for a drive and it quickly goes away. Overall satisfied with this product

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Shop Iridium IX one step colder high performance spark plug in set of 4 for Mazda 2007-2013 and Cadillac 2014 car models from ACEP Styling online car

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