NGK Iridium Spark Plug Box of 4 (BKR6EIX-11)
NGK Single Iridium Spark Plug Box of 4 (TR8IX)
NGK Nickel Spark Plug Box of 4 (LFR6A-11)
NGK GP Platinum Spark Plug Box of 4 (TR55GP)
NGK Iridium Spark Plug Box of 4 (BKR8EIX)
NGK Iridium Spark Plugs Box of 4 (BKR7EIX)
NGK Iridium Spark Plugs Box of 4 (ZFR5FIX-11)
NGK Traditional Spark Plugs Box of 4 (BCPR6ES)
NGK Iridium Stock Heat Spark Plug Box of 4 (LZTR5AIX-13)
NGK Nickel Spark Plug Box of 4 (ZFR5F-11)
NGK Nickel Spark Plug Box of 4 (TR5)
NGK Iridium Long Life Spark Plug Box of 4 (ILKR8E6)
NGK Iridium Spark Plug Box of 4 (DILKAR7B11)
Ford Racing 3V Cold Spark Plug Set (16mm Thread)
HKS SUPER FIRE RACING MR45HLZ
HKS Rotary Applications M-Series Spark Plugs Heat Range 10.5
HKS SUPER FIRE RACING M50HL
HKS 08 Lancer Evolution GSR/MR M-Series Spark Plugs (Heat Range 9)
HKS SUPER FIRE RACING M45iL
HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder)
HKS 10 Hyundai Genesis Coupe 3.8L M-Series Spark Plugs (Heat Range 8)
HKS SUPER FIRE RACING M40iL
HKS Nissan/Infiniti VQ35HR M-Series Spark Plugs (Stock Heat)
HKS General Application M-Series Super Fire Racing Spark Plug
