Bosch 9603 OE Fine Wire Double Iridium Spark Plug - Pack of 4

Bosch Automotive's Double Iridium Firing Pin and Ground Electrode inlay provide 4X longer service life compared to standard copper plugs, ensuring superior ignitability and performance for your vehicle's engine.

The 0.6mm fine wire firing pin provides unparalleled ignition quality, while the 360 Degree continuous laser weld fuses corrosion-resistant iridium firing pin to base for increased durability.

With a 7 year performance satisfaction guarantee and original equipment pre-gapped replacement delivering optimum fit, form, and function, this product is the ultimate solution for any vehicle owner looking to improve their engine's performance.

Don't settle for anything less - choose Bosch Automotive's Double Iridium Firing Pin and Ground Electrode inlay today!