Denso Nickel Spark Plug (W20ESR-U)

DENSO has been setting the standard for spark plug technology since 1959. They develop all of their ranges in-house, and manufacture them in their own ISO9000 certified factories worldwide - with 'zero defects' as standard. They also provide this outstanding OE quality to the aftermarket. Including Standard, Platinum and Iridium, DENSO Spark Plugs cover a complete range of continually updated references. Guaranteeing optimum engine performance, choose DENSO Spark Plugs for every automotive, motorcycle, marine and small engine application.

DENSO's Standard Spark Plug range features their pioneering, patented U-groove OE technology with nickel plated electrodes. Perfect for general motoring, this plug delivers superb plug ignition reliability, longer life and exceptional engine performance.