HKS SUPER FIRE RACING MR45XLZ
HKS SUPER FIRE RACING M45iL
HKS SUPER FIRE RACING MR40XLZ
HKS SUPER FIRE RACING MR45HLZ
HKS Rotary Applications M-Series Spark Plugs Heat Range 10.5
HKS SUPER FIRE RACING M40G
HKS SUPER FIRE RACING M50HL
HKS Rotary Applications M-Series Spark Plugs Heat Range 10
HKS 08 Lancer Evolution GSR/MR M-Series Spark Plugs (Heat Range 9)
HKS SUPER FIRE RACING M45
HKS SUPER FIRE RACING M45RE
HKS SUPER FIRE RACING M45i
HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder)
HKS SUPER FIRE RACING M40LF
HKS SUPER FIRE RACING M45G
HKS 10 Hyundai Genesis Coupe 3.8L M-Series Spark Plugs (Heat Range 8)
HKS SUPER FIRE RACING M40X
HKS Nissan/Infiniti VQ35HR M-Series Spark Plugs (Stock Heat)
HKS SUPER FIRE RACING M40iL
HKS General Application M-Series Super Fire Racing Spark Plug
HKS SUPER FIRE RACING M40
HKS SUPER FIRE RACING M35LF
HKS SUPER FIRE RACING M35G
HKS SUPER FIRE RACING M35i
