Looking for aftermarket parts to modify or upgrade your 2012 Mazda 3 with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories.

OUT OF STOCK 93501The improved throttle response, superior anti-fouling and high-ignitability makes Iridium IX® the ideal choice for any performance enthusiast. Iridium's high melting point is perfectly suited to today's high-temperature engines, delivering outstanding acceleration, fuel efficiency and durability.... NGK IX Iridium Spark Plug (Set of 4) 2012-2013 Mazda 3 i $54.25 |

IN STOCK - LOW 94124NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines.... NGK Laser Iridium Spark Plug Box of 4 (ILKAR7L11/04) 2012-2013 Mazda 3 i $73.90 |
OUT OF STOCK 95369NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines.... NGK Laser Iridium Spark Plug Box of 4 (SILTR6A7G) 2010-2013 Mazda 3 Mazdaspeed $73.90 |

OUT OF STOCK 90083NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines.... NGK Laser Iridium/Platinum Spark Plug Box of 4 (LTR5BI-13) 2006-2013 Mazda 3 i / S $69.34 |

OUT OF STOCK 2467NGK Laser Platinum Series plugs provide high ignitability and longer service life. Laser welded dual platinum surfaces ensure slow wear rate providing stable idel, superior anti fouling, improved fuel efficiency and lower emissions.... NGK Laser Platinum Spark Plug Box of 4 (PTR5A-13) 2006-2013 Mazda 3 i / S $59.25 |

IN STOCK 90495NGK Ruthenium HX is designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) design promotes spark energy concentration and ignites a wider range of air-fuel ratios, offering improved performance in rich or lean engine conditions.... NGK Ruthenium HX Spark Plug Box of 4 (LTR6BHX) 2007-2013 Mazda 3 Mazdaspeed $66.88 |
OUT OF STOCK 92274NGK Ruthenium HX is designed for newer engines which demand high ignitability. Double Fine Electrode (DFE) design promotes spark energy concentration and ignites a wider range of air-fuel ratios, offering improved performance in rich or lean engine conditions.... NGK Ruthenium HX Spark Plug Box of 4 (LKAR7AHX-S) 2012-2013 Mazda 3 i $66.88 |