AUTOLITE XP5701 Iridium XP

Iridium XP Better materials to give your engine better performance. Platinum-to-platinum design greatly decreases gap erosion, reduces misfires, and provides improved durability.* It's the superior-performing spark plug, providing preferred technology for DIS engines. Features & Benefits: Platinum-to-platinum firing for superior durability Super conductive Yttrium enhanced ground electrode provides superior heat transfer Platinum enhanced high nickel alloy side electrode maintains precision gap Platinum tip assures virtually no gap erosion for longer plug life Maintains optimum performance and fuel economy longer