The Glow Plug Relay for 1977-1985 Mercedes-Benz 300D 001 545 98 32 is a high-quality direct replacement part made of copper, ensuring a reliable and durable performance. Manufactured in Germany with materials sourced from the same country, this OE spec glow plug relay is designed for diesel fuel type and operates at a voltage of 12V. With a manufacturer heat range of 600°C, this genuine Mercedes Benz part guarantees a proper fit and efficient ignition system function for your vehicle. No modifications are needed for installation, making it a straightforward and convenient choice for your Mercedes-Benz 300D.