Marelli

Denso spark plugs and glow plugs deliver unmatched ignition performance for gasoline and diesel engines worldwide. Our advanced iridium and platinum spark plugs ensure optimal combustion, fuel efficiency, and longevity, while durable glow plugs provide reliable cold starts for diesel applications. Trusted by OEMs and aftermarket professionals, Denso’s precision-engineered solutions cater to passenger cars, commercial vehicles, marine, and industrial equipment. Explore our core series, including Iridium TT, Iridium Power, and Quick Start Glow Plugs, designed for extreme conditions and cutting-edge engine technologies. Upgrade with Denso – where innovation meets reliability.