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

HKS is a renowned Japanese performance parts manufacturer, specializing in high-quality turbochargers, exhaust systems, suspension components, and engine management products. Known for their precision engineering and innovative designs, HKS products are trusted by car enthusiasts and professionals alike to enhance vehicle performance, reliability, and tuning potential. With a focus on motorsport and street applications, HKS continues to lead the industry in providing cutting-edge solutions for high-performance vehicles.