Description
Sharp, consistent ignition is the foundation of reliable engine performance, and the AUTOLITE 4345 delivers exactly that with a tapered nickel/chrome alloy tip designed to produce a leaner, more focused spark. Whether you’re tuning a street engine or running on the track, this plug ensures optimal combustion efficiency and reduced misfiring. Made in the U.S.A., it’s engineered for durability and precision in demanding conditions.
- Tapered nickel/chrome tip
- Copper center electrode
- Sharper spark output
- Leaner combustion profile
- Manufactured in USA
- OEM-quality construction
