Autolite APP5263-4PK Double Platinum Spark Plug, Pack of 4
- Full platinum tips ensure virtually no gap erosion.
- Works to optimize engine performance for a longer life and improved fuel economy.
- Necked-down center electrode fires quicker and cleaner, with less voltage for easier starts and quicker acceleration.
- High nickel alloy side electrode maintains precise gap.
- Full copper core electrode provides better performance in all conditions.