NGK Iridium IX Spark Plug Box of 4 (DCPR7EIX) 10351 or other fluid system applications

or other fluid system applications

The oil-free design is best suited for daily driving and offers long service intervals

while also prioritizing ride comfort

Lightweight aluminum body resists corrosion

Precision fit for 2004–2009 Mazda 3 2

NGK Iridium IX Spark Plug Box of 4 (DCPR7EIX) 10351 or other fluid system applicationsNGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium IX plugs offer extreme ignitability and exceptional anti fouling. Tapered cut ground electrode provides improved starting, idling and throttle response. The Iridium fine wire center electrode's durability is six times harder than platinum. Iridium alloy's extremely high