BOSCH WSR6F R10 BOXED

Bosch

• Heavy-duty yttrium enhanced nickel-copper center electrode ensures superior reliability and durability for up to 50% longer performance life vs. standard copper plugs
• Copper core provides broader heat range to resist pre-ignition and fouling
• Nickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize - saving time
• Angled, ribbed insulator design prevents misfire due to flash-over
• Metal glass fused resistor maximizes interference suppression

Bosch copper core spark plugs feature a heavy-duty nickel center electrode for longer lasting service life compared to standard copper plugs.

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