Keep your vehicle running reliably and improve ignition performance with Bosch Spark Plugs. Bosch are a household name in Australia and are known for offering reliability, performance and of course value. Add to that the fact that Bosch have been producing spark plugs for over 100 years and you know you're purchasing a quality product. The Bosch Double Platinum range of spark plugs are created using a pure platinum centre electrode and a ground electrode that has been laser alloyed with pure platinum to provide excellent long service life and improved performance compared to conventional copper-core plugs. The nickel-plated shell and rolled threads help prevent corrosion and offer anti-seize properties to make servicing a breeze next time around. Bosch Spark Plugs are designed and tested to match original manufacturer specifications therefore making replacement easier than ever before.