The Bosch 7970 Nickel-Copper Spark Plug is the ultimate performance-enhancing component for your Mercedes-Benz 190E. This high-quality spark plug features a heavy-duty yttrium-enhanced nickel center electrode with a copper core, ensuring optimal ignition performance. Engineered to meet or exceed original equipment specifications, it delivers a 50% longer life compared to conventional copper spark plugs. Experience smoother drives, improved fuel efficiency, and enhanced ignition reliability with Bosch.

This spark plug is specifically designed with a copper core for a wider heat range, effectively resisting pre-ignition and fouling. The nickel-plated rolled threads offer superior corrosion resistance and eliminate the need for messy anti-seize compounds, saving you installation time and effort. Complement your ignition system with this top-of-the-line component and keep your Mercedes-Benz 190E running at its peak potential. Remember, investing in a set of high-quality spark plugs is essential for maintaining the performance and longevity of your engine.

• Heavy-duty yttrium-enhanced nickel-copper electrode for durability.
• Copper core broadens heat range, resists fouling.
• Nickel-plated threads prevent corrosion, no anti-seize needed.
• Ribbed insulator design prevents flash-over misfire.
• Metal glass resistor suppresses interference maximally.

• 1984-1988 Mercedes-Benz 190E
• 1991-1993 Mercedes-Benz 190E