Check the listing for details. Set of 10 NGK 7131 Nickel Spark Plugs BPR6ES for Small Engines & Porsche VW Audi. Condition: New. Listed at 33.02 USD. These product by NGK are the plug of choice in millions of vehicles designed to provide consistent performance while ensuring OE quality, fit, and function. They are manufactured with a solid copper core for superior conductivity and heat dissipation, and a triple-gasket sealing process, which eliminates the possibility of combustion gas leakage through the shell.These product by NGK are the plug of choice in millions of vehicles designed to provide consistent performance while ensuring OE quality, fit, and function. They are manufactured with a solid copper core for superior conductivity and heat dissipation, and a triple-gasket sealing process, which eliminates the possibility of combustion gas leakage through the shell.