Premium Iridium Spark Plugs for Peak Engine Performance
Ultra-fine iridium center electrode ensures exceptional durability and consistent spark efficiency, reducing misfires and improving fuel economy. Patented laser-welded construction enhances conductivity for smoother ignition under extreme temperatures. Precision-engineered copper-core ground electrode dissipates heat rapidly, extending plug life and maintaining optimal combustion. Multi-angle ground electrode design minimizes voltage loss, boosting acceleration and throttle response. Compatible with high-performance vehicles, turbocharged engines, and heavy-duty applications. Ideal for racing, towing, or daily commuting where reliability is critical. Direct-fit replacements for OEM specifications including DILFR6J11, SILFR6C11, and FR7NII33X. Exclusive bulk pricing for wholesalers—unmatched value without compromising quality. Globally sourced, rigorously tested, and shipped ready for immediate installation.