Bosch Super Plus (Copper Core) Spark Plug

Bosch Super Plus (Copper Core) Spark Plug - 0 242 140 521 (Spark Plug Super Plus ZR6SII3320)

The Bosch Super Plus Spark Plug utilizes an yttrium enhanced copper core center electrode, making it one of the longest lasting copper core spark plug on the market - by 50% versus even OE plugs.

Bosch Super Plus also features a tapered, v-profile ground electrode for improved cold starts and better fuel ignitability.

Center Electrode Core Material: Nickel-Yttrium and Copper - Center Electrode Tip Material: Nickel-Yttrium - Ground Electrode Tip Material: Nickel-Chromium

Features and Benefits:

• OE-Equivalent and direct fit application.
• Heavy-duty yttrium-enhanced copper core center electrode.
• Tapered, v-profile nickel chromium ground electrode.
• Nickel-plated rolled threads.
• Metal glass fused resistor.
• Angular, five-ribbed insulator design.
• Electrode gap is factory set and never requires adjustment.
• Anti-seize and corrosion protection.

Bosch Super Plus Spark Plugs deliver quality performance based on technology that's proven on racetracks around the world in the most sophisticated racing engines