Description:

[Vehicle Fitment]: Compatible with Mazda 5 2006-2007 L4 2.3L. [Reference Number]: UF-541, LFB618100A, LFB618100B, LFB618100B9U, SP432. [Iridium spark plug]: Iridium is a type of refined alloy which is highly suitable to be used as the materials of the central electrode in a spark plug. It extends the life of the spark plug nearly threefold, ensures a more stable idle speed of the engine, and delivers a super performance to the engine with improved fuel efficiency, reduced emissions and faster starting up..