Bosch Iridium Spark Plug Zr6Sii3320 | 0242 140 521 | Euro Car Parts

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Bosch Iridium Spark Plug Zr6Sii3320 | 0242 140 521 | Euro Car Parts

Designed for demanding modern engines, this Bosch Iridium Spark Plug delivers outstanding ignition performance, improved fuel economy, and a longer service life. The ultra-fine iridium centre electrode requires less voltage to spark, ensuring reliable cold starts and smoother acceleration. Built to withstand extreme combustion temperatures and pressures, it reduces misfires and maintains consistent power output throughout its lifespan. Whether you are replacing worn plugs or upgrading for better efficiency, this spark plug is a direct fit for many vehicles and meets or exceeds original equipment specifications.

- Iridium centre electrode with a fine-wire tip for lower ignition voltage and enhanced spark focus

- Laser-welded construction for superior durability and resistance to wear

- Nickel-plated shell provides corrosion resistance and easier installation

- Optimised heat range prevents pre-ignition and fouling across diverse driving conditions

- Designed for long replacement intervals, reducing maintenance frequency

- Meets strict Bosch quality standards and OE specifications

- Suitable for a wide range of petrol engines listed in the vehicle compatibility guide

Trust in Bosch engineering to keep your engine running at its best.

GTIN: 4047024496736