Autolite XP985 Iridium XP Spark Plug

The Autolite XP985 Iridium XP spark plug features an iridium-enhanced 0.6mm fine-wire center electrode and proprietary platinum ground electrode technology, delivering enhanced ignition performance and extended durability for modern engines. Engineered to last up to 100,000 miles depending on engine type, this premium spark plug provides superior fuel efficiency and reliable performance for both domestic and import vehicles.

Key Features:

• Iridium-enhanced center electrode with fine-wire design increases ignitability and provides more focused ignition
• Proprietary platinum ground electrode provides increased durability and resistance to wear
• Tapered ground wire improves engine ignitability
• High alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation
• Nickel-plated shell offers corrosion resistance for extended durability
• 14mm x 1.25 thread size with 0.750-inch reach and tapered gasket seat
• Factory preset gap of 0.034 inches (0.9mm)
• Resistor type for reduced electromagnetic interference

The 0.6mm finewire iridium design with laser welded technology maximizes fuel efficiency, while the finewire electrodes produce more focused and consistent ignitability, resulting in improved engine performance and reduced fuel consumption. Designed and engineered in the USA with patented platinum sidewire technology, the XP985 delivers optimal performance across all ignition types including DIS systems. Backed by a lifetime limited warranty for peace of mind and lasting value.