Champion Iridium Spark Plug (RC10ZWYPB4) is engineered for maximum performance and longevity, making it the ideal choice for demanding drivers. Featuring a fine-wire iridium center electrode and a platinum-enhanced ground electrode, this premium spark plug ensures sharper spark focus and greater ignitability for optimal engine efficiency. The V-trimmed ground electrode design promotes precise spark delivery, while the Heat-Active alloy allows the electrodes to quickly reach and maintain stable operating temperatures under all engine loads. Built with a flat seat type and resistor technology, it provides reliable performance and minimizes interference. Designed for durability, the iridium center electrode delivers extended service life, making it a high-value upgrade for your vehicle. Whether you're seeking improved ignition or consistent performance, this spark plug is tailored to meet the demands of high-performance engines.

Product Features:

• Champion Iridium - Maximum Performance. Premium Spark Plug
• Iridium center electrode delivers maximum life
• Fine-wire center electrode and V-trimmed for greater ignitability
• V-trimmed ground electrode promotes sharper spark focus
• Maintains stable operating temperature under all engine loads
• Heat-Active alloy allows electrodes to reach optimal temperature quickly