High-Performance Spark Plug for Optimal Engine Efficiency
Premium iridium core ensures superior durability and consistent spark performance, reducing misfires and enhancing fuel economy. Precision-engineered ceramic insulator resists extreme heat (up to 1,500°F) and prevents voltage leakage for long-term reliability.
Direct Fit & Hassle-Free Installation
Exact OEM replacement (Part# 3122 K16r-U11) compatible with leading automotive brands. Seamless integration for gasoline engines in sedans, SUVs, and light trucks—no modifications required.
Engineered for Extreme Conditions
Triple-gasket sealing and anti-corrosion nickel-plated shell withstand harsh environments, from daily commutes to heavy-duty towing. Maintains stable ignition at -22°F to 2,800°F.
Global Wholesale Advantage
Factory-direct pricing with bulk discounts. Ships worldwide with certified quality, backed by 12-month warranty. Stock up for fleets, repair shops, or resale—lowest price guaranteed.