Brisk Silver Racing QR14LS Spark Plug

BRISK SILVER RACING QR14LS Spark Plug. 12mm thread, 1.05"(26.1mm) reach, 5/8" (16mm) hex, gasket seat, extended-projection tip, resistor, silver center el., cut-back ground electrode

Popular Applications: Stock Heat Range for the following applications, for performance/racing modified applications please use a colder heat range (QR12LS & QR08S)

BMW 335i                            (STOCK HEAT RANGE)
BMW Mini Cooper S              (STOCK HEAT RANGE)
Honda Civic SI (2015)          (STOCK HEAT RANGE)
Hyundai Veloster GDI Turbo  (STOCK HEAT RANGE)
Infiniti G37S                        (STOCK HEAT RANGE)
Nissan 370Z                        (STOCK HEAT RANGE)
Smart ForTwo 1.0L 3 Cylinder