Premium Spark Plug for Mazda CX-9 & Ford – High-Performance OEM Replacement
Engineered for precision with a durable iridium core, ensuring superior conductivity and extended lifespan. Features a triple-gasket sealing process to prevent combustion leaks and maintain optimal engine pressure. Exact OEM fit (SP411, SP-411, AYFS22FM) for seamless compatibility with Mazda CX-9 and select Ford models. Laser-welded construction eliminates misfires, enhancing fuel efficiency and throttle response. Ideal for high-mileage vehicles, towing, or stop-and-go urban driving. Manufactured with anti-corrosion nickel plating for harsh weather resilience. Wholesale bulk pricing available – global logistics support with guaranteed lowest rates.