Product Description Specifications HKS 10 Hyundai Genesis Coupe 3.8L M-Series Spark Plugs (Heat Range 8) MPN: 50003-M40XL
HKS HKS Rotary Applications M-Series Spark Plugs Heat Range 10.5 - 50003-M525RE MSRP: $40.97 Was: Now: $38.92 Add to Cart
HKS HKS 08 Lancer Evolution GSR/MR M-Series Spark Plugs (Heat Range 9) - 50003-M45XL MSRP: $26.97 Was: Now: $25.62 Add to Cart
HKS HKS Nissan/Infiniti VQ35HR M-Series Spark Plugs (Stock Heat) - 50003-M40HL MSRP: $26.97 Was: Now: $25.62 Add to Cart
HKS HKS General Application M-Series Super Fire Racing Spark Plug - 50003-M35IL MSRP: $23.97 Was: Now: $22.77 Add to Cart
HKS HKS Nissan/Infinity VQ35HR M-Series Spark Plugs (One Step Colder) - 50003-M45HL MSRP: $26.97 Was: Now: $25.62 Add to Cart