Brisk Silver Racing DR15YS Spark PlugDR15YS Brisk Racing Silver Spark Plug Brisk SKU DR15YS Parameters: Thread Diameter 14mm Thread Reach 19mm 3 4" Hexagon 16mm 5 8" Seat Type Gasket Design Silver Racing Resistor Yes Projected Yes Heat Range 15 Brisk Silver Racing Spark Plugs have a smaller diameter silver core and conventional open spark hook type earth electrode give an outstanding performance in igniting high octane fuel mixture associated with alternative fuels like CNG, LPG,

DUCATI Monster 1200

MR12SL Brisk Racing Silver Spark Plug

Heat Rating  -  14

Brisk SKU  -  LR10SL

NGK ILZKR8A

Minimum 3 point arc design

Brisk Premium Racing AR08GS is performance upgrade for: -NGK R0045Q-10(stock# 4216) retails at $69 each

Brisk D08S Replaces:

Brisk SKU  -  GR14S

The ignition arc gives off a sparkle like effect all around the center core and laser deposited rings on circumference of ceramic insulator

Nissan 370Z (Stock Heat Range)

Brisk GR14S Silver Racing Spark plug is designed for forced induction applications and nitrous applications