High-Performance Iridium Spark Plug 12625058 41-103
Precision-engineered with ultra-fine iridium alloy center electrode for superior conductivity and longevity. Advanced laser-welded tip ensures consistent spark energy, reducing misfires and improving fuel efficiency. Triple-seal construction prevents gas leakage and enhances durability under extreme temperatures. Specially designed for Chevrolet, Buick, and Cadillac models to deliver optimal ignition performance. Ideal for high-mileage vehicles, turbocharged engines, and stop-and-go city driving. Direct OEM replacement with exact fit—no modifications required. Manufactured to meet strict OE tolerances for seamless integration. Bulk pricing available for wholesale buyers. Globally sourced, factory-direct quality at unbeatable rates. Stock up for fleet maintenance or resale with confidence.