HKS 50003-MR40XLZ Spark Plug Ruthenium ymm_28 Cat-Back and Axle-Back exhaust systems

Cat-Back and Axle-Back exhaust systems use patented straight-through and multi-core technology to increase exhaust velocity and reveal hidden horsepower

22116875630

FIA certified and crash tested for professional motorsport applications

The material combination provides a balanced blend of durability

HKS 50003-MR40XLZ Spark Plug Ruthenium ymm_28 Cat-Back and Axle-Back exhaust systemsThe HKS Super Fire spark plugs feature high quality Iridium performance, designed and tested to handle increased vehicle performance through aftermarket tuning. 0. 4mm diameter Iridium core Grooved electrode and available in a number of heat ranges Price is for a single plug, you need to increase quantity according to your vehicle