ACDelco Iridium Spark Plug – Premium Performance & Durability
High-quality iridium tip ensures superior conductivity and extended lifespan, reducing frequent replacements. Precision laser welding guarantees consistent spark delivery for optimal engine combustion. Designed for smooth cold starts and improved fuel efficiency in Cascada, Encore, Cruze, Equinox, Malibu, and Trax models. OE-standard construction (Part No. 12683541) matches factory specifications for seamless compatibility. Perfect for bulk buyers seeking reliable, cost-effective OEM-grade spark plugs. Ideal for auto repair shops, fleet maintenance, or wholesale distributors prioritizing performance and value. Global wholesale pricing with unmatched bulk discounts—stock up on durable, high-performance plugs without compromising quality.