Marelli

Boost engine efficiency with Cummins spark plugs and glow plugs—engineered for peak performance in diesel and gasoline applications. Our OEM-grade ignition solutions deliver reliability for trucks, marine vessels, industrial machinery, and automotive systems. Explore advanced iridium/platinum spark plugs and quick-heat glow plugs designed for extreme conditions. Trust Cummins’ innovation for faster starts, reduced emissions, and extended engine life. Global supply, precision quality.