Spark Plugs

Max-Fire(R) Ultra-Spark(R) performance spark plug wires are manufactured from highest quality materials to help deliver maximum voltage - ensuring the ultimate performance. These wires have an extremely high EMI/RFI suppression along with a very low...

Having a high powered ignition control is only half the equation when it comes to your engine?s performance ? you also need to ensure that the voltage makes it to the spark plug. The FAST FireWire Spark Plug Wire was designed for performance and racing...

These 9mm wires feature a spiral-wound suppression core for low resistance and minimum spark loss. They have tough silicone insulation to withstand high temperatures and voltage loss for minimum crossfire, and are highly resistant to fuels, oils, and...

HKS 08 Lancer Evolution GSR/MR M-Series Spark Plugs (Heat Range 9)

HKS 10 Hyundai Genesis Coupe 3.8L M-Series Spark Plugs (Heat Range 8)

HKS General Application M-Series Super Fire Racing Spark Plug

HKS Nissan/Infiniti VQ35HR M-Series Spark Plugs (Stock Heat)

HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder)

HKS Rotary Applications M-Series Spark Plugs Heat Range 10.5

HKS SUPER FIRE RACING M35

HKS SUPER FIRE RACING M35i

HKS SUPER FIRE RACING M35LF

HKS SUPER FIRE RACING M40

HKS SUPER FIRE RACING M40i

HKS SUPER FIRE RACING M40iL