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

NGK Park Auto Motorsports

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NGK Iridium IX Spark Plug 1 Step Colder Mazdaspeed 3 2007-2013

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NGK Iridium IX Spark Plug SET of 4

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