ABOUT THIS PRODUCT

The U-Groove Spark Plug is engineered for exceptional performance and durability, featuring an OEM-specified special ground electrode configuration that ensures optimal ignition efficiency. Its precision machine-rolled threads minimize the risk of seizing or cross-threading, making it ideal for delicate aluminum heads. Designed to fit a wide range of applications, including classic and collector cars, this spark plug offers versatility and reliability. Built with a nickel center electrode tip and a flat seat type, it delivers consistent performance while lasting twice as long as most conventional plugs, exceeding 30,000 miles of use. Each plug is 100 percent pre-fired to guarantee dependable operation, making it a trusted choice for maintaining engine health. With its U-Groove design, this spark plug combines durability and OE-level performance to meet the demands of modern and vintage vehicles alike.

Product Features:

• OEM specified special ground electrode configuration
• Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads
• Wide range of part numbers for thousands of applications, including classic and collector cars
• Lasts twice as long as most conventional plugs
• 100 percent pre-fired to assure reliable operation
• U-Groove Conventional