Description
The HKS SPF CR9W/CR6W spark plug set is engineered for high-performance applications on vehicles equipped with 4G63 GDI and 4G94 GDI engines. Designed to deliver reliable ignition and efficient combustion, this set is ideal for demanding driving conditions and tuned engines. The durable construction ensures consistent performance and longevity, making it a trusted choice for automotive enthusiasts seeking optimal engine responsiveness.
Featuring advanced electrode design and heat range optimized for GDI systems, these spark plugs promote improved fuel efficiency and smoother engine operation. The set is compatible with a range of vehicles employing 4G63 and 4G94 GDI engines, providing a direct replacement that maintains factory specifications while enhancing overall engine performance.
Installation is straightforward, and the parts adhere to rigorous quality standards. Please note that these spark plugs are not CARB approved and require CARB acknowledgment during installation. They are suitable for use in regions where air freight is permitted and are available for regular stock. Enhance your vehicle’s ignition system with the HKS SPF CR9W/CR6W spark plug set for reliable, high-quality performance under various driving conditions.
Features:
- Engine Compatibility: Designed for 4G63 GDI and 4G94 GDI engines
- Performance: Improves ignition reliability and combustion efficiency
- Durability: Built with high-quality materials for long-lasting performance
- Heat Range: Optimized for GDI engine systems to prevent knocking and overheating
- Installation: Direct replacement for OEM spark plugs, ensuring easy fitment


















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