Premium Iridium Spark Plugs for Enhanced Engine Performance
High-Quality Iridium Core for Longevity
Engineered with a fine-wire iridium tip for superior durability and consistent spark performance, ensuring up to 30% longer lifespan compared to standard spark plugs.
Precision Laser Welding for Reliable Ignition
Features laser-welded iridium center electrodes to deliver precise and powerful sparks, optimizing fuel combustion and reducing misfires in high-performance engines.
Wide Compatibility with Major Models
Designed for Chevy Tahoe, GMC, Pontiac, and other compatible vehicles, replacing OEM part numbers 19256067, 41-993, and 41993 for seamless integration.
Improved Fuel Efficiency & Reduced Emissions
Optimized electrode design promotes complete fuel burn, enhancing gas mileage while lowering harmful exhaust emissions for eco-friendly driving.
Rugged Construction for Harsh Conditions
Built with a corrosion-resistant shell and robust gasket seal to withstand extreme temperatures and vibrations, ideal for towing, off-roading, and heavy-duty use.
Direct OEM Replacement with No Modifications
Exact fitment ensures hassle-free installation, maintaining factory-specified spark gap and torque settings for peak engine performance.






























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IRIDIUM SPARK PLUGS For Chevy Tahoe GMC Pontiac 19256067 41-993 41993
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