This Denso set of 6 U-groove design spark plugs with a 0.060 in gap is engineered for V6 engines that require this specific plug style and gap setting. Featuring a unique U-shaped groove for enhanced ignitability, these spark plugs help promote reliable combustion, smooth starts, and consistent engine performance. Built to quality standards for proper fit and dependable operation, this set is ideal for routine maintenance and optimal ignition performance in compatible V6 applications.