The Autolite XS4164 spark plug is designed for drivers seeking focused ignition performance, dependable durability, and improved engine starting. Its iridium-enhanced 0.024-inch finewire center electrode works with a Sport V-trim ground electrode to promote reliable spark development and help resist fouling compared with a leading standard spark plug.
Engineered to meet or exceed OEM design requirements, the Autolite XS4164 can provide starts up to 26% quicker than a leading standard plug while supporting more horsepower and improved fuel efficiency than conventional spark plug designs. The finewire construction also helps deliver consistent ignition performance over the service life of the plug.
Fitment: This spark plug is intended as a direct replacement for vehicles and engines specified for Autolite part number XS4164. Verify the vehicle application, engine specifications, heat range, reach, and required gap before installation. The manufacturer part number and vendor part number are both XS4164.
Choose the Autolite XS4164 when replacing worn or fouled spark plugs and when maintaining an ignition system that requires enhanced finewire performance. Proper installation and application verification are recommended for dependable operation and optimal engine performance.
Features:
- Brand: Autolite
- Model: XS4164
- Manufacturer Part Number: XS4164
- Vendor Part Number: XS4164
- Electrode Design: Iridium-enhanced 0.024-inch finewire center electrode
- Ground Electrode: Sport V-trim design for improved ignitability and durability
- Starting Performance: Up to 26% quicker starts than a leading standard spark plug
- Engine Performance: Supports more horsepower and improved fuel efficiency than a standard spark plug
- Fouling Resistance: More focused ignition helps reduce fouling compared with a leading standard plug
- Quality Standard: Meets or exceeds OEM design requirements
- Fitment: Direct replacement for applications specified for Autolite XS4164