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Reference: 8EH188704141
Yttrium center electrode with copper core and U-groove ground electrode
Service life of up to 40,000km
Durable
Fuel efficient
Smoother combustion
Hella Energy Pro features a nickel alloy ground electrode U-groove design that allows a larger area for the flame kernel, enabling more complete combustion leading to better fuel efficiency. Each plug is incorporated with yttrium-enhanced center electrode that lasts longer than typical OE plugs. Genuine Hella Product.