98069-57726 S/Plg (X22ESR-U) - Overview. The 98069-57726 S/Plg (X22ESR-U) is a premium spark plug designed specifically for Honda marine engine systems. Its primary role is to ignite the air-fuel mixture within the engine cylinder, ensuring efficient combustion and reliable engine operation. This spark plug is integral to maintaining engine performance and smooth running.. Key Features. High-quality spark plug with U-shaped groove design to enhance combustion efficiency and power delivery.. Genuine OEM Honda part, ensuring premium material quality and precise manufacturing standards.. Designed to meet exact factory specifications, dimensions, and tolerances for optimal fit and function.. Seamlessly integrates with Honda marine engine systems, maintaining expected durability and performance.. Supports efficient ignition for smooth engine start-up and operation.. Manufactured by Denso under Honda OEM standards for trusted reliability.. Why Choose Genuine OEM. Using original Honda parts l