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Bosch Super Plus, with a heavy-duty yttrium-enhanced copper core center electrode, is the longest lasting copper core spark plug on the market.
Features & Benefits:- Heavy-duty yttrium-enhanced copper core center electrode provides superior reliability and durability for 50% longer performance life vs. even OE plugs
- Tapered, v-profile nickel chromium ground electrode improves starting in cold weather and increased fuel ignitability
- Nickel-plated rolled threads provide anti-seize properties and corrosion protection
- Metal glass fused resistor for maximum interference suppression
- Angular, five-ribbed insulator design prevents misfire due to current leakage
 Which BOSCH Spark Plug Is Right For You?
| Material / Series |
Lifespan / Durability |
Performance / Ignitability |
Efficiency / Fuel Economy |
Copper / Nickel
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★★ |
★ |
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Platinum
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★★★★ |
★★★★ |
★★ |
Double Platinum
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★★★★★ |
★★★ |
★★ |
Iridium
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★★★★★★ |
★★★★★ |
★★★ |
Double Iridium
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★★★★★★★ |
★★★★★ |
★★★ |
Double Iridium Pin-to-Pin
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★★★★★★★ |
★★★★ |
★★★ |
 Additional Resources
Diagram of Proper Torquing
Spark Plug Condition Identification
Spark Plug Gap Illustrations
Spark Plug Temperature Curves-Heat Range
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Closeout Inventory Warranty Information:Wholesaler Closeout items have a 30 day warranty (but still are covered by our Return Policy).Regular Inventory Warranty Information:12 Months Satisfaction Guarantee for Double Iridium, Double Platinum, and Platinum Spark Plugs OnlyWarranty Details |
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