OEM quality spark plugs deliver the balance of performance and longevity - Original Equipment quality: designed to match the performance and durability you expect from an OEM part - Reliability and durability: built to meet OEM standards for long service life and steady performance - World’s largest supplier: recognized as the world’s largest supplier of OEM spark plugs - Fit verification advised: research and confirm this OEM part fits your vehicle before purchase, including engine type, drivetrain configuration and the required quantity Key attributes - Function: provides reliable ignition for consistent combustion and smooth engine operation - Compatibility: engineered to align with OEM specifications; verify fitment with your vehicle model and engine - Size and fit: uses standard OEM thread size and reach to suit a wide range of engines - Material and construction: built to OEM standards with durable materials suitable for long-term use - Performance: supports stable ignition performance and dependable overall engine efficiency Before you buy - Research fitment prior to purchase to ensure compatibility with your vehicle - Confirm engine type, drivetrain configuration and the quantity needed to complete the job - If in doubt, consult your vehicle manufacturer’s guidance to avoid incorrect part selection Common applications - Replacing worn plugs in a modern passenger car to restore smooth idle, crisp throttle response and improved fuel efficiency - Routine maintenance on high-mileage or fleet vehicles to preserve engine reliability and minimize downtime - Servicing performance or warranty-sensitive vehicles where OEM parts are recommended to maintain original specifications and durability