The DENSO IRIDIUM TOUGH VCH20 Spark Plug (4PCS) is engineered for superior ignition and long-lasting performance. Featuring an ultra-fine 0.4 mm iridium center electrode, it provides enhanced ignitability, quicker starts, and improved throttle response. The platinum ground electrode ensures a longer service life and better durability, making it ideal for modern engines that require extended service intervals. With a design that reduces electrical noise, the VCH20 spark plug helps to maintain smooth engine performance, enhancing fuel efficiency and overall driving experience.

Key Features:

1. 0.4 mm Iridium center electrode for superior ignitability and fast response
2. Platinum ground electrode provides extended durability and long service intervals
3. Designed to optimize fuel efficiency and improve engine performance
4. Resistor design reduces electrical noise, ensuring smooth engine operation
5. Compatible with multiple vehicles from Toyota, Honda, and other compatible models