Spark plugs & glow plugs - Ignition system

Bosch spark plugs and glow plugs deliver precision ignition for optimal engine performance. Our premium iridium and platinum spark plugs ensure maximum fuel efficiency and longevity, while advanced ceramic glow plugs guarantee reliable cold starts in diesel engines. Designed for passenger cars, commercial vehicles, and industrial applications, Bosch ignition components meet strict OEM standards. Trusted by professionals worldwide, our innovation-driven solutions reduce emissions and enhance combustion efficiency. Explore Bosch’s core series: - Super Plus Spark Plugs: Balanced performance for everyday driving. - Iridium Spark Plugs: Extreme durability for high-demand engines. - Duraterm Glow Plugs: Fast heating for diesel engines in harsh conditions. Upgrade your vehicle with Bosch – engineered for excellence.