Quicksilver ITR4A15 spark plug

Quicksilver ITR4A15 Iridium Performance Spark Plug for Marine Engines

Unleash the full potential of your marine engine with the Quicksilver ITR4A15 Iridium Performance Spark Plug. Precision-engineered by the experts at Quicksilver, this premium spark plug is the definitive choice for boaters who demand unwavering reliability, peak performance, and superior longevity from their motor. Designed specifically for the rigors of the marine environment, the ITR4A15 is more than just a replacement part; it´s a critical upgrade for your engine´s ignition system.

Experience a new level of engine responsiveness and efficiency. The advanced design of the ITR4A15 spark plug promotes a highly focused and powerful spark. This leads to quicker, more reliable starts, whether your engine is cold or you´re starting up after a long day on the water. Once running, you´ll notice a smoother, more stable idle and crisp, clean acceleration throughout the entire RPM range. By ensuring a more complete combustion of the fuel-air mixture, this spark plug helps your engine achieve optimal fuel economy, allowing you to spend more time cruising and less time at the fuel dock.

Built to endure the harshest conditions, the Quicksilver ITR4A15 is engineered for an exceptionally long service life, significantly outlasting conventional spark plugs. This extended lifespan means fewer maintenance intervals, giving you more confidence and peace of mind during long trips offshore. Its superior resistance to fouling ensures consistent performance even during extended periods of trolling or low-speed operation. The robust construction features a specialized, high-performance insulator that prevents high-voltage flashover, and a corrosion-resistant metal shell that protects against the damaging effects of salt spray and moisture, ensuring a secure electrical connection and easier removal when service is eventually required.

As a genuine Quicksilver product, the ITR4A15 is manufactured to meet or exceed the stringent original equipment manufacturer (OEM) specifications for a wide range of Mercury and Mariner outboard motors, including many high-output Mercury Verado models. Choosing this OEM-quality spark plug guarantees perfect fitment, correct heat range, and flawless integration with your engine´s sophisticated electronic systems. Don´t compromise your engine´s health and performance with generic, automotive-grade alternatives. Invest in the precision, durability, and power of the Quicksilver ITR4A15 Iridium Performance Spark Plug and ensure your motor runs exactly as it was designed to—powerfully, efficiently, and reliably, season after season. Always consult your owner´s manual or service guide to confirm compatibility for your specific engine model